BMW Z8 kits with original 240mm diameter, for use with billet single mass flywheel Year Span 2001-2001 Performance Clutch Kits Product Number Torque Capacity Pricing Choose Clutch Single Stage 1 Product Number SB631S Torque Capacity 430 Pricing $699.00 Stage 2 Product Number SB632S Torque Capacity 485 Pricing $829.00 Stage 2+ Product Number SB633HS Torque Capacity 545 Pricing $869.00 Stage 3 Product Number SB633S Torque Capacity 580 Pricing $759.00 Stage 3+ Product Number SB633FS Torque Capacity 671 Pricing $939.00 Stage 4 Product Number SB634 Torque Capacity 580 Pricing $729.00 Stage 5 Product Number SB635 Torque Capacity 820 Pricing $879.00 None Not Available Pricing Flywheels Product Number Pricing Choose Flywheel Aluminum Product Number SB63A Pricing $886.00 Steel Product Number SB63DML Pricing $1,500.00 None Not Available Pricing Specialty Products Billet Flywheel Replacement Friction Plate Kit with Fasteners $79.00 Diamond ground, includes self-locking fasteners Questions? Give us a call. 1-800-828-4379