Porsche 928 US Model Year Span 1985-1986 Performance Clutch Kits Product Number Torque Capacity Pricing Choose Clutch Super Twin None Not Available Pricing Specialty Products Billet Aluminum Flywheel Replacement Friction Plate with Fasteners (Included on Flywheel) $35 89.00 Diamond ground, includes self-locking fasteners $80 450.00 Questions? Give us a call. 1-800-828-4379