The primary clutch is an advanced method of centrifugal clutch and is often mounted towards the output conclusion from the motor crankshaft. The clutch has two sheave faces; one that is laterally fastened (stationary sheave), and one which can go in and out to interact the belt (moveable sheave). https://gearbox-cvt88652.nizarblog.com/32488290/a-review-of-cvt