The determine reveals the vacuum clutch mechanism. Such a clutch makes use of the prevailing vacuum inside the engine manifold to work the clutch. The vacuum clutch contains a reservoir, non-return valve, vacuum cylinder with piston, and solenoid valve.  As being the torque is decreased, so the facility reduction is https://clutch-plate02344.pointblog.net/details-fiction-and-clutch-kereta-76127708