what is a fluid clutch used for
Clutch fluid is a viscous oil that is used to operate a clutch in an automobile or other vehicle with a manual transmission. The fluid is poured into a tank or unit called a master cylinder, which pumps fluid through the clutch assembly.lutch fluid may be used in vehicles with a manual transmission -- the system of gears that changes at various driving speeds. If clutch fluid leaks out of the system, shifting gears may be difficult or impossible. Car clutch mechanism.