Mercury Comet 4.7L 2Bbl Year Span 1966-1968 Performance Clutch Kits Product Number Torque Capacity Pricing Choose Clutch Single Stage 1 Product Number SF951 Torque Capacity 375 Pricing $350.00 Stage 2 Product Number SF952 Torque Capacity 420 Pricing $419.00 Stage 2+ Product Number SF953H Torque Capacity 485 Pricing $449.00 Stage 3 Product Number SF953 Torque Capacity 550 Pricing $369.00 Stage 3+ Product Number SF953F Torque Capacity 650 Pricing $499.00 Stage 4 Product Number SF954 Torque Capacity 550 Pricing $369.00 Stage 5 Product Number SF955 Torque Capacity 800 Pricing $489.00 None Not Available Pricing Flywheels Product Number Pricing Choose Flywheel Aluminum Product Number SF15A Pricing $466.00 Steel Product Number SF15S Pricing $376.00 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