For sale is a BRAND NEW starter clutch drive for the GY6 125cc and 150cc engine. Also included is the right side engine cover gasket that you will probably need when replacing the starter clutch. Will work on ALL Chinese GY6 engines and their clones. Will fit almost all 125 and 150cc GY6 Chinese scooters such as SUNL, Roketa, Vento, etc. Will fit almost all Chinese go karts such as SUNL, Kinroad, Twister, Carter Talon, Roketa, and Terminator.