China 16t. 19.05mm 3/4" Dia. Hole Centrifugal Clutch for 168 170 223 225 Predator 212cc Small Gasoline 4-Str. Gokart Racing Engine to Match with 219# Chain, Find details about China Centrifugal Clutch, 18t. Clutch from 16t. 19.05mm 3/4" Dia. Hole Centrifugal Clutch for 168 170 223 225 Predator 212cc Small Gasoline 4-Str. Gokart Racing Engine to Match with 219# Chain