Fits for Go Kart and Mini Bike, Lawnmower and Fun Kart Sprocket: 14 teeth; Suitable for #40/41/420 Chain (Chain Not included).Clutch Dia: 107mm,Clutch Height: 56mm 1″ bore Designed for 6.5hp 212CC Engines.Work in either direction. Works with gas engines larger than 6.5 HP (top limit – 13HP), 1″ shaft with flat key For any reason you’re not completely satisfied, please feel free to contact us for a replacement or full refund. Package included: 1x 14 teeth #40/41/420 chain centrifugal clutch(chain not included) 2x screws Go Kart Torque Converter 3/4″ Compatible with Predator 212 Go Cart Centrifugal Clutch 3/4″ 10T with #40/41/420 Chain Go Cart Centrifugal Clutch 5/8″ Bore 11 Tooth Go Cart Centrifugal Clutch 1″ Bore 14T