Triumph TR4A Year Span 1965-1967 Performance Clutch Kits Product Number Torque Capacity Pricing Choose Clutch Single Stage 1 Product Number STR301 Pricing $435.00 Stage 2 Product Number STR302 Pricing $495.00 Stage 2+ Product Number STR303H Pricing $499.00 Stage 3 Product Number STR303 Pricing $439.00 Stage 3+ Product Number STR303F Pricing $615.00 Stage 4 Product Number STR304 Pricing $439.00 Stage 5 Product Number STR305 Pricing $599.00 None Not Available Pricing Flywheels Product Number Pricing Choose Flywheel Aluminum Product Number STR44A Pricing $475.00 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