Chevy Full Size TrucK- Gas 4.1L 11in upgrade Year Span 1963-1976 Performance Clutch Kits Product Number Torque Capacity Pricing Choose Clutch Single Stage 1 Product Number SC721-2 Pricing $359.00 Stage 2 Product Number SC722-2 Pricing $479.00 Stage 2+ Product Number SC723H-2 Pricing $489.00 Stage 3 Product Number SC723-2 Pricing $379.00 Stage 3+ Product Number SC723F-2 Pricing $599.00 Stage 4 Product Number SC724-2 Pricing $369.00 Stage 5 Product Number SC725-2 Pricing $579.00 None Not Available Pricing Questions? Give us a call. 1-800-828-4379