The determine reveals the vacuum clutch system. This type of clutch uses the prevailing vacuum from the engine manifold to work the clutch. The vacuum clutch is made up of a reservoir, non-return valve, vacuum cylinder with piston, and solenoid valve.  The transmission principal shaft is linked to the hub https://clutch-plate31853.blog-eye.com/33149023/5-easy-facts-about-clutch-kereta-described