Quick view Details SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT MSRP: Now: $153.95 Out of stock Compare Quick view Details TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE MSRP: Now: $22.95 Choose Options Compare Quick view Details GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR MSRP: Now: $44.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR MSRP: Now: $44.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MSRP: Now: $139.95 Add to Cart Compare Quick view Details TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES MSRP: Now: $89.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit MSRP: Now: $189.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT MSRP: Now: $245.95 Add to Cart Compare Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view Details TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE MSRP: Now: $22.95 Choose Options Compare Quick view Details GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR MSRP: Now: $44.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR MSRP: Now: $44.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MSRP: Now: $139.95 Add to Cart Compare Quick view Details TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES MSRP: Now: $89.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit MSRP: Now: $189.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT MSRP: Now: $245.95 Add to Cart Compare Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view Details GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR MSRP: Now: $44.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR MSRP: Now: $44.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MSRP: Now: $139.95 Add to Cart Compare Quick view Details TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES MSRP: Now: $89.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit MSRP: Now: $189.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT MSRP: Now: $245.95 Add to Cart Compare Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view Details GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR MSRP: Now: $44.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR MSRP: Now: $44.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MSRP: Now: $139.95 Add to Cart Compare Quick view Details TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES MSRP: Now: $89.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit MSRP: Now: $189.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT MSRP: Now: $245.95 Add to Cart Compare Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view Details GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR MSRP: Now: $44.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR MSRP: Now: $44.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MSRP: Now: $139.95 Add to Cart Compare Quick view Details TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES MSRP: Now: $89.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit MSRP: Now: $189.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT MSRP: Now: $245.95 Add to Cart Compare Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view Details GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR MSRP: Now: $44.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MSRP: Now: $139.95 Add to Cart Compare Quick view Details TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES MSRP: Now: $89.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit MSRP: Now: $189.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT MSRP: Now: $245.95 Add to Cart Compare Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view Details GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR MSRP: Now: $44.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MSRP: Now: $139.95 Add to Cart Compare Quick view Details TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES MSRP: Now: $89.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit MSRP: Now: $189.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT MSRP: Now: $245.95 Add to Cart Compare Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view Details GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR MSRP: Now: $39.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MSRP: Now: $139.95 Add to Cart Compare Quick view Details TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES MSRP: Now: $89.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit MSRP: Now: $189.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT MSRP: Now: $245.95 Add to Cart Compare Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view Details SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MSRP: Now: $139.95 Add to Cart Compare Quick view Details TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES MSRP: Now: $89.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit MSRP: Now: $189.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT MSRP: Now: $245.95 Add to Cart Compare Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view Details TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES MSRP: Now: $89.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit MSRP: Now: $189.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT MSRP: Now: $245.95 Add to Cart Compare Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view Details ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit MSRP: Now: $189.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT MSRP: Now: $245.95 Add to Cart Compare Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view Details ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT MSRP: Now: $245.95 Add to Cart Compare Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view SSP-G | sku: 169-390 SSP-G 50mm DIO SR PERFORMANCE CYLINDER KIT 50mm HONDA DIO-SR BIG BORE CYLINDER KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS SSP-G 50mm BIG BORE CYLINDER SET IN... MSRP: Now: $153.95 Out of stock Compare Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view TAIDA | sku: gy6-ring61 TAIDA PISTON RINGS FOR 61mm CYLINDER BORE TAIDA PISTON RINGS FOR 61mm CYLINDER BORE SELECT RING THICKNESS MEASURE YOUR OLD RINGS VERY CAREFULLY BEFORE BUYING MSRP: Now: $22.95 Choose Options Compare Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view GY6 STORE | sku: 90091, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view GY6 STORE | sku: 88810, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view GY6 STORE 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view GY6 STORE | sku: 90093, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view GY6 STORE | sku: 99309 72cc / 80cc (47mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *64mm VALVES* EGR 72cc / 80cc (47mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER FOR BETTER PERFORMANCE KIT INCLUDES: CYLINDER BODY :... MSRP: Now: $44.95 Add to Cart Compare Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view GY6 STORE | sku: 90089, 87820, 87954, 87780 100cc (50mm BORE) KIT FOR SCOOTERS QMB139 MOTORS *69mm VALVES* NON EGR 100cc (50mm BORE) UPGRADE KIT (#2) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 81.3 / 100cc MOTOR ADDING MORE... MSRP: Now: $39.95 Add to Cart Compare Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view SSP-G | sku: 169-57 SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN SSP-G 70cc 2-STROKE BIG BORE KIT FOR SCOOTERS WITH JOG, MINARELLI 10mm PIN MOTORS Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors... MSRP: Now: $139.95 Add to Cart Compare Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view TFC | sku: 179-11 TFC HIGH POWER CAM - FOR 150cc THRU 232cc GY6 ENGINES TFC HIGH POWER CAM - FOR 150CC THRU 232CC GY6 ENGINES INTAKE LOBE DIAMETER AT ITS GREATEST: 26.75mm EXHAUST LOBE DIAMETER AT ITS GREATEST: 26.35mm 34 TEETH BEARING 6002C3 MADE IN TAIWAN MSRP: Now: $89.95 Add to Cart Compare Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected × OK
Quick view ATHENA | sku: 135-2 Athena 47.6mm A/C Minarelli Performance Cylinder Kit ATHENA 47.6MM A/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6MM AIR COOLED HORIZONTAL MINARELLI / YAMAHA JOG BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET,... MSRP: Now: $189.95 Add to Cart Compare Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected
Quick view ATHENA | sku: 135-4 ATHENA 47.6MM L/C MINARELLI PERFORMANCE CYLINDER KIT 70cc BIG BORE KIT ATHENA 47.6mm L/C MINARELLI PERFORMANCE CYLINDER KIT ATHENA 47.6mm LIQUID COOLED HORIZONTAL MINARELLI BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET, EXHAUST... MSRP: Now: $245.95 Add to Cart Compare Previous 1 2 3 4 5 6 7 8 9 10 11 Next Previous 1 2 3 4 5 6 7 8 9 10 11 Next Compare Selected
