The determine shows the vacuum clutch mechanism. This sort of clutch uses the present vacuum from the engine manifold to function the clutch. The vacuum clutch contains a reservoir, non-return valve, vacuum cylinder with piston, and solenoid valve.  Pick a clutch kit so you may have matching sections. Clutch plates https://clutchkereta18876.bloggactif.com/34209075/how-clutch-kereta-can-save-you-time-stress-and-money