The principal clutch is an advanced sort 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 fixed (stationary sheave), and one which can move out and in to engage the belt (moveable sheave). https://beckettluzbe.newsbloger.com/32932674/the-gearbox-cvt-diaries