Original equipment 4 speed top loader transmission from a 1971 Mercury Cougar with engine code J 429 Cobra Jet and engine code C 429 Cobra Jet. Transmission code 6 on the door tag, this would be a close ratio 4 speed transmission with a 2.32 ratio first gear. The tailshaft on this transmission has a different bolt pattern for the Hurst shifter plate.
Ford part # D0ZZ-7003-H, Ford casting # RUG-AZ1.