Triumph "Trap Door" Clutch Cover Windows (1) - Choose Cover Type / Application Model - Year - Gear Box - Seal Diameter:Triumph 4-Speed (350 / 500 -1968-74) (650 - 1968-72) - 1.495") M Part number is 57-0404

M Part number is 57-0404 or 57-7051

Check your parts book and numbers to ensure the best fitment

T120TT & T120C) from 1963-1970

The applications are endless but the purpose stays the same

Triumph "Trap Door" Clutch Cover Windows (1) - Choose Cover Type / Application Model - Year - Gear Box - Seal Diameter:Triumph 4-Speed (350 / 500 -1968-74) (650 - 1968-72) - 1.495") M Part number is 57-0404Finally L. F. Harris of England has started making these new cast alloy replacement clutch cover backing plates. These covers are often lost, damaged or cracked! Now you can order your new cover that is guaranteed to be OEM. Clutch covers or better known as "trap door" covers that will replace Triumph part numbers 70 7037 & E7037. We stock a few types for Triumph 350, 500, 650 and 750 models with 4 speed and 5 speed gear boxes. Check your parts book