Exedy Sports Tuff Heavy Duty Organic Clutch Kit incl. SMFThe Exedy Heavy Duty clutch kit comprises a heavy duty cover assembly, a premium quality bearing and an organic clutch disc. Perfectly suited for use in lightly tuned vehicles, the cover assemblies are tailored to improve clamp load, which allows the transmission of increased engine torque to the drivetrain creating a performance clutch kit with smooth take off drivability. Note: This clutch kit includes a Single Mass Flywheel (SMF)