Centrifugal Clutch & CHAIN KIT # 35 for Go Kart Trolley Mini Bike Mini
1 Piece Centrifugal Clutch (3/4" Bore 12 ). The Centrifugal Clutch 3/4" needs to be oiled before use. Don't put oil inside the clutch holes: The holes on the drum are to let the hot air out of the clutch.