China 18t. 19.05mm 3/4" Dia. Hole Centrifugal Clutch for 168f 170f Gx160 Gx200 Predator 212cc Small Gasoline 4-Str. Gokart Racing Engine to Match with 35# Chain, Find details about China Centrifugal Clutch, 18t. Clutch from 18t. 19.05mm 3/4" Dia. Hole Centrifugal Clutch for 168f 170f Gx160 Gx200 Predator 212cc Small Gasoline 4-Str. Gokart Racing Engine to Match with 35# Chain