GM-any L83 flat flywheel engine swap requiring custom components to LS T56 or TR6060 Year Span 2000-2025 Performance Clutch Kits Product Number Torque Capacity Pricing Choose Clutch Single Stage 1 Product Number SC661 Torque Capacity 550 Pricing $429.00 Stage 2 Product Number SC662 Torque Capacity 645 Pricing $569.00 Stage 2+ Product Number SC663H Torque Capacity 715 Pricing $579.00 Stage 3 Product Number SC663 Torque Capacity 809 Pricing $499.00 Stage 3+ Product Number SC663F Torque Capacity 900 Pricing $699.00 Stage 4 Product Number SC664 Torque Capacity 809 Pricing $499.00 Stage 5 Product Number SC665 Torque Capacity 1081 Pricing $689.00 None Not Available Pricing Flywheels Product Number Pricing Choose Flywheel Aluminum Product Number SC68A-3 Pricing $489.00 Steel Product Number SC68S-3 Pricing $389.00 None Not Available Pricing Specialty Products Billet Aluminum Pressure Plate Option $289.00 Substantially reduces rotating mass, increases power and throttle response , adds infinite rebuildability Billet Aluminum Flywheel Replacement Friction Plate with Fasteners (Included on Flywheel) $89 Diamond ground, includes self-locking fasteners Questions? Give us a call. 1-800-828-4379