Includes fiber and steel clutch plates with springs. Can be use with O.E.M. baskets, inner hubs and pressure plates. Developed with and recommended to enhance the performance of Hinson clutch baskets, inner hubs and pressure plates. Provides optimum hook up with minimum heat build up. Exceptional production tolerances and flatness. All fiber plates use organic non-abrasive materials to avoid damage to rest of motor as plate materials break down and are circulated through engine by oil.