· It should be able to transmit the maximum torque of the engine.
· It should engage gradually to avoid sudden jerks.
· It should be able to dissipate a large amount of heat generated during clutch operation.
· It should be dynamically balanced, particularly in the case of high-speed engine clutches.
· It should have a suitable mechanism to damp vibrations and to eliminate noise produced during power transmission.
· It should be as small as possible so that it will occupy minimum space.
· It should be easy to operate requiring as little exertion as possible on the part of the driver.
· It should be made as light as possible so that it will continue to rotate for any length of time after the clutch has been disengaged.
· It must be trouble-free and have longer life.
· It must be easy to inspect, adjust, and repair.
