The key clutch is an advanced method of centrifugal clutch and is typically mounted to your output finish of your engine crankshaft. The clutch has two sheave faces; one which is laterally preset (stationary sheave), and one that can transfer in and out to interact the belt (moveable sheave). https://cvt08530.answerblogs.com/32530816/the-smart-trick-of-gearbox-cvt-that-nobody-is-discussing