Clutch Technique When you implement either clutch, an annular piston forces the two sets of clutch discs into contact. Hence, it tends to make them revolve together as one locked unit. The oil pressure, equipped thru’ controls, operates the piston and functions being a strain plate in a mechanical clutch. https://gearbox-auto19639.blog-mall.com/34759143/considerations-to-know-about-gearbox-auto