Up to approx.150HP. With 7 x 5/16″ carbide steel balls. Optional High Horsepower diaphragm clutch spring; complete with additional centrifugal force carbide steel steel lock-up balls. Used in combination with the stock balls of the clutch kit; for more extreme engine builds. Note: See 590772 for up to approx. 180HP motors.
BDL, optional diaphragm balls clutch spring kit. 150HP
€262.00
Optional for 588795 and 588796 Competitor balls clutches