Ford Mustang V8 Cobra & MACH Year Span 1999-2004 Performance Clutch Kits Product Number Torque Capacity Pricing Choose Clutch Single Stage 1 Product Number SF871 Torque Capacity 550 Pricing $339.00 Stage 2 Product Number SF872 Torque Capacity 630 Pricing $459.00 Stage 2+ Product Number SF873H Torque Capacity 705 Pricing $489.00 Stage 3 Product Number SF873 Torque Capacity 755 Pricing $439.00 Stage 3+ Product Number SF873F Torque Capacity 875 Pricing $589.00 Stage 4 Product Number SF874 Torque Capacity 755 Pricing $449.00 Stage 5 Product Number SF875 Torque Capacity 1060 Pricing $569.00 None Not Available Pricing Flywheels Product Number Pricing Choose Flywheel Aluminum Product Number SF84A Pricing $425.00 Steel Product Number SF84S Pricing $349.00 None Not Available Pricing Specialty Products 26 Spline Disc Hub Option $0 for use with transmissions utilizing a 26 x 1 1/8 spline input shaft ? Billet Aluminum Pressure Plate Option $289 Substantially reduces rotating mass, increases power and throttle response , adds infinite rebuildability ? Questions? Give us a call. 1-800-828-4379