Quick view Details NCY | sku: 1200-1220 NCY SUPER TRANSMISSION SET HONDA RUCKUS, MET 2012 & OLDER MSRP: $270.00 Now: $250.00 Add to Cart Compare Quick view Details NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $55.95 Add to Cart Compare SALE Quick view Details DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view Details NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view Details POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS MSRP: Now: $95.00 Add to Cart Compare Quick view Details NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE MSRP: Now: $79.50 Add to Cart Compare Quick view Details NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc MSRP: Now: $5.75 Add to Cart Compare Quick view Details UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* MSRP: Now: $35.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $34.75 Add to Cart Compare Quick view Details NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $33.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS MSRP: Now: $23.95 Add to Cart Compare SALE Quick view Details DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Quick view NCY | sku: 1200-1220 NCY SUPER TRANSMISSION SET HONDA RUCKUS, MET 2012 & OLDER NCY SUPER TRANS KIT FOR HONDA RUCKUS AND METROPOLITIAN. DOES NOT FIT FUEL INJECTED MODELS. MUST RE-USE STOCK VARIATOR RAMP PLATE HONDA RUCKUS HONDA METROPOLITAN FROM 2002-2009... MSRP: $270.00 Now: $250.00 Add to Cart Compare Quick view NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS Description NCY premium quality racing clutch for the GY6 50cc engines. Model Fitment:Fits GY6 50cc engines also known as 139QMB. Engine codes: 139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB... MSRP: Now: $55.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $55.95 Add to Cart Compare SALE Quick view Details DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view Details NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view Details POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS MSRP: Now: $95.00 Add to Cart Compare Quick view Details NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE MSRP: Now: $79.50 Add to Cart Compare Quick view Details NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc MSRP: Now: $5.75 Add to Cart Compare Quick view Details UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* MSRP: Now: $35.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $34.75 Add to Cart Compare Quick view Details NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $33.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS MSRP: Now: $23.95 Add to Cart Compare SALE Quick view Details DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Quick view NCY | sku: 1200-1220 NCY SUPER TRANSMISSION SET HONDA RUCKUS, MET 2012 & OLDER NCY SUPER TRANS KIT FOR HONDA RUCKUS AND METROPOLITIAN. DOES NOT FIT FUEL INJECTED MODELS. MUST RE-USE STOCK VARIATOR RAMP PLATE HONDA RUCKUS HONDA METROPOLITAN FROM 2002-2009... MSRP: $270.00 Now: $250.00 Add to Cart Compare Quick view NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS Description NCY premium quality racing clutch for the GY6 50cc engines. Model Fitment:Fits GY6 50cc engines also known as 139QMB. Engine codes: 139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB... MSRP: Now: $55.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
SALE Quick view Details DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare
Quick view Details NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view Details POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS MSRP: Now: $95.00 Add to Cart Compare Quick view Details NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE MSRP: Now: $79.50 Add to Cart Compare Quick view Details NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc MSRP: Now: $5.75 Add to Cart Compare Quick view Details UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* MSRP: Now: $35.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $34.75 Add to Cart Compare Quick view Details NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $33.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS MSRP: Now: $23.95 Add to Cart Compare SALE Quick view Details DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Quick view NCY | sku: 1200-1220 NCY SUPER TRANSMISSION SET HONDA RUCKUS, MET 2012 & OLDER NCY SUPER TRANS KIT FOR HONDA RUCKUS AND METROPOLITIAN. DOES NOT FIT FUEL INJECTED MODELS. MUST RE-USE STOCK VARIATOR RAMP PLATE HONDA RUCKUS HONDA METROPOLITAN FROM 2002-2009... MSRP: $270.00 Now: $250.00 Add to Cart Compare Quick view NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS Description NCY premium quality racing clutch for the GY6 50cc engines. Model Fitment:Fits GY6 50cc engines also known as 139QMB. Engine codes: 139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB... MSRP: Now: $55.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS MSRP: Now: $95.00 Add to Cart Compare Quick view Details NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE MSRP: Now: $79.50 Add to Cart Compare Quick view Details NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc MSRP: Now: $5.75 Add to Cart Compare Quick view Details UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* MSRP: Now: $35.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $34.75 Add to Cart Compare Quick view Details NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $33.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS MSRP: Now: $23.95 Add to Cart Compare SALE Quick view Details DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Quick view NCY | sku: 1200-1220 NCY SUPER TRANSMISSION SET HONDA RUCKUS, MET 2012 & OLDER NCY SUPER TRANS KIT FOR HONDA RUCKUS AND METROPOLITIAN. DOES NOT FIT FUEL INJECTED MODELS. MUST RE-USE STOCK VARIATOR RAMP PLATE HONDA RUCKUS HONDA METROPOLITAN FROM 2002-2009... MSRP: $270.00 Now: $250.00 Add to Cart Compare Quick view NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS Description NCY premium quality racing clutch for the GY6 50cc engines. Model Fitment:Fits GY6 50cc engines also known as 139QMB. Engine codes: 139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB... MSRP: Now: $55.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE MSRP: Now: $79.50 Add to Cart Compare Quick view Details NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc MSRP: Now: $5.75 Add to Cart Compare Quick view Details UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* MSRP: Now: $35.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $34.75 Add to Cart Compare Quick view Details NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $33.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS MSRP: Now: $23.95 Add to Cart Compare SALE Quick view Details DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Quick view NCY | sku: 1200-1220 NCY SUPER TRANSMISSION SET HONDA RUCKUS, MET 2012 & OLDER NCY SUPER TRANS KIT FOR HONDA RUCKUS AND METROPOLITIAN. DOES NOT FIT FUEL INJECTED MODELS. MUST RE-USE STOCK VARIATOR RAMP PLATE HONDA RUCKUS HONDA METROPOLITAN FROM 2002-2009... MSRP: $270.00 Now: $250.00 Add to Cart Compare Quick view NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS Description NCY premium quality racing clutch for the GY6 50cc engines. Model Fitment:Fits GY6 50cc engines also known as 139QMB. Engine codes: 139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB... MSRP: Now: $55.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc MSRP: Now: $5.75 Add to Cart Compare Quick view Details UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* MSRP: Now: $35.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $34.75 Add to Cart Compare Quick view Details NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $33.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS MSRP: Now: $23.95 Add to Cart Compare SALE Quick view Details DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Quick view NCY | sku: 1200-1220 NCY SUPER TRANSMISSION SET HONDA RUCKUS, MET 2012 & OLDER NCY SUPER TRANS KIT FOR HONDA RUCKUS AND METROPOLITIAN. DOES NOT FIT FUEL INJECTED MODELS. MUST RE-USE STOCK VARIATOR RAMP PLATE HONDA RUCKUS HONDA METROPOLITAN FROM 2002-2009... MSRP: $270.00 Now: $250.00 Add to Cart Compare Quick view NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS Description NCY premium quality racing clutch for the GY6 50cc engines. Model Fitment:Fits GY6 50cc engines also known as 139QMB. Engine codes: 139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB... MSRP: Now: $55.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* MSRP: Now: $35.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $34.75 Add to Cart Compare Quick view Details NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $33.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS MSRP: Now: $23.95 Add to Cart Compare SALE Quick view Details DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Quick view NCY | sku: 1200-1220 NCY SUPER TRANSMISSION SET HONDA RUCKUS, MET 2012 & OLDER NCY SUPER TRANS KIT FOR HONDA RUCKUS AND METROPOLITIAN. DOES NOT FIT FUEL INJECTED MODELS. MUST RE-USE STOCK VARIATOR RAMP PLATE HONDA RUCKUS HONDA METROPOLITAN FROM 2002-2009... MSRP: $270.00 Now: $250.00 Add to Cart Compare Quick view NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS Description NCY premium quality racing clutch for the GY6 50cc engines. Model Fitment:Fits GY6 50cc engines also known as 139QMB. Engine codes: 139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB... MSRP: Now: $55.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $34.75 Add to Cart Compare Quick view Details NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $33.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS MSRP: Now: $23.95 Add to Cart Compare SALE Quick view Details DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Quick view NCY | sku: 1200-1220 NCY SUPER TRANSMISSION SET HONDA RUCKUS, MET 2012 & OLDER NCY SUPER TRANS KIT FOR HONDA RUCKUS AND METROPOLITIAN. DOES NOT FIT FUEL INJECTED MODELS. MUST RE-USE STOCK VARIATOR RAMP PLATE HONDA RUCKUS HONDA METROPOLITAN FROM 2002-2009... MSRP: $270.00 Now: $250.00 Add to Cart Compare Quick view NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS Description NCY premium quality racing clutch for the GY6 50cc engines. Model Fitment:Fits GY6 50cc engines also known as 139QMB. Engine codes: 139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB... MSRP: Now: $55.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS MSRP: Now: $33.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS MSRP: Now: $23.95 Add to Cart Compare SALE Quick view Details DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Quick view NCY | sku: 1200-1220 NCY SUPER TRANSMISSION SET HONDA RUCKUS, MET 2012 & OLDER NCY SUPER TRANS KIT FOR HONDA RUCKUS AND METROPOLITIAN. DOES NOT FIT FUEL INJECTED MODELS. MUST RE-USE STOCK VARIATOR RAMP PLATE HONDA RUCKUS HONDA METROPOLITAN FROM 2002-2009... MSRP: $270.00 Now: $250.00 Add to Cart Compare Quick view NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS Description NCY premium quality racing clutch for the GY6 50cc engines. Model Fitment:Fits GY6 50cc engines also known as 139QMB. Engine codes: 139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB... MSRP: Now: $55.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS MSRP: Now: $23.95 Add to Cart Compare SALE Quick view Details DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Quick view NCY | sku: 1200-1220 NCY SUPER TRANSMISSION SET HONDA RUCKUS, MET 2012 & OLDER NCY SUPER TRANS KIT FOR HONDA RUCKUS AND METROPOLITIAN. DOES NOT FIT FUEL INJECTED MODELS. MUST RE-USE STOCK VARIATOR RAMP PLATE HONDA RUCKUS HONDA METROPOLITAN FROM 2002-2009... MSRP: $270.00 Now: $250.00 Add to Cart Compare Quick view NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS Description NCY premium quality racing clutch for the GY6 50cc engines. Model Fitment:Fits GY6 50cc engines also known as 139QMB. Engine codes: 139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB... MSRP: Now: $55.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
SALE Quick view Details DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare
Quick view NCY | sku: 1200-1220 NCY SUPER TRANSMISSION SET HONDA RUCKUS, MET 2012 & OLDER NCY SUPER TRANS KIT FOR HONDA RUCKUS AND METROPOLITIAN. DOES NOT FIT FUEL INJECTED MODELS. MUST RE-USE STOCK VARIATOR RAMP PLATE HONDA RUCKUS HONDA METROPOLITAN FROM 2002-2009... MSRP: $270.00 Now: $250.00 Add to Cart Compare Quick view NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS Description NCY premium quality racing clutch for the GY6 50cc engines. Model Fitment:Fits GY6 50cc engines also known as 139QMB. Engine codes: 139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB... MSRP: Now: $55.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view NCY | sku: 1200-1055 NCY RACING CLUTCH FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS Description NCY premium quality racing clutch for the GY6 50cc engines. Model Fitment:Fits GY6 50cc engines also known as 139QMB. Engine codes: 139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB... MSRP: Now: $55.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
SALE Quick view DR. PULLEY | sku: 169-238 DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR 150cc - 232cc GY6 MOTORS DR. PULLEY (18x14) ROUND ROLLER WEIGHTS FOR GY6 MOTORS 150cc - 232cc GY6 MOTORS GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW... MSRP: $13.95 Was: $13.95 Now: $11.98 Choose Options Compare
Quick view NCY | sku: 1200-1198 NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORS NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR GY6 MOTORS THIS ADJUSTABLE SECONDARY SLIDING SHEAVE FROM NCY WILL GIVE YOU QUICKER TAKEOFF AND A HIGHER TOP SPEED FITS CHINESE GY6 SCOOTERS AND KARTS WITH 150cc - 232cc MOTORS MSRP: Now: $99.00 Add to Cart Compare Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view POLINI | sku: 1200-1210 POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR 50cc 60cc 80cc 100cc QMB139 & HONDA RUCKUS GET MOTORS POLINI PERFORMANCE VARIATOR KIT FOR HONDA RUCKUS AND METROPOLITAN 50cc SCOOTERS. INCLUDES VARIATOR RAMP... MSRP: Now: $95.00 Add to Cart Compare Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view NARAKU | sku: 137-30 NARAKU 50cc QMB139 ADJUSTABLE DRIVE SHEAVE NARAKU ADJUSTABLE DRIVE SHEAVE FOR 50cc QMB139 ENGINES. THE MORE LINEAR SLOTS ON THIS DRIVE SHEAVE ALLOW FOR BETTER ACCELERATION. THIS PART CAN ALSO BE CALLED A TORQUE DRIVER OR SECONDARY SLIDER. OVERALL OUTER DIAMETER:... MSRP: Now: $79.50 Add to Cart Compare Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view NARAKU | sku: 137-25 NARAKU VARIATOR CONTROL SHIMS FOR QMB139 50cc Naraku Variator Control Shims for QMB139 50cc engines. Variator control shims can be installed between the drive faces to lengthen the boss if your variator does not open fully to allow maximum belt travel. For use with 20mm variator bosses only!... MSRP: Now: $5.75 Add to Cart Compare Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view UNIVERSAL PARTS | sku: 151-275 QMB139 PERFORMANCE CLUTCH SHOES FOR 50cc - 100cc SCOOTERS *2000 RPM SPRINGS* UNIVERSAL PARTS PERFORMANCE CLUTCH SHOES FOR 50cc, 60cc, 80cc, 100cc QMB139 4-STROKE ENGINES. COMES WITH 2000 RPM SPRINGS INSTALLED INNER DIAMETER (FLAT SIDE TO FLAT SIDE): 24mm INNER DIAMETER (ROUND SIDE TO ROUND SIDE): 28mm OVERALL... MSRP: Now: $35.95 Add to Cart Compare Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view NCY | sku: 1200-1054 NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS NCY CLUTCH BELLFOR QMB139 50cc 60cc 80cc 100cc MOTORS OUTER DIAMETER: 115 mm INNER DIAMETER: 12 mm SPLINE COUNT: 22 CLUTCH HOUSINGS ARE OFTEN OVERLOOKED WHEN LOOKING FOR EXTRA POWER. LIGHT WEIGHT HOUSINGS ALLOW FOR QUICKER... MSRP: Now: $34.75 Add to Cart Compare Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected × OK
Quick view NCY | sku: 1200-1057 NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS NCY SECONDARY CLUTCH SLIDING SHEAVE FOR (QMB139) 50cc 60cc 80cc 100cc MOTORS DO YOU HAVE A TUNED ENGINE THAT IS NOT PUTING THE POWER ON THE GROUND? NCY REAR CONVERTERS HAVE AGGRESSIVELY ANGLED SLITS TO PROVIDE POWER WHERE... MSRP: Now: $33.95 Add to Cart Compare Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected
Quick view SSP-G | sku: 169-280 SSP-G TORQUE SPRING BASE FOR CLUTCHES FOR (QMB139) MOTORS SSP-G TORQUE SPRING BASE FOR CLUTCHES WITH 50cc 4-STROKE GY6 MOTORS SSP-G PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 4-STROKE ENGINES AND ENGINE BASED VEHICLES. THE QMB139 TORQUE SPRING BASE WILL ALLOW FOR... MSRP: Now: $23.95 Add to Cart Compare SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare Previous 1 2 3 4 5 6 Next Previous 1 2 3 4 5 6 Next Compare Selected
SALE Quick view DR. PULLEY | sku: 169-217 DR. PULLEY (16x13) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS DR. PULLEY 16X13 SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY... MSRP: $20.00 Was: $20.00 Now: $11.95 Choose Options Compare
