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Fits Triumph 500 Unit Twins from 1969-1974
Works with 1 5/8" exhaust pipes only
Comes with a convenient handle unlike some of the others on the market
Replace your old and worn out felt seals with our English made
New BSA Twins Swing Arm Spindle Mounting Bolt
Triumph Crankshaft Timing Pinion Nut 3/4" X 20 (1) - 71-2877 L.F. Harris Fits Triumph 500 Unit TwinsNew Triumph Crankshaft Pinion Nut. This is a very high quality part made to replace Triumph part number 71 2877 & E12877. Fits on the timing side of the crankshaft to retain the pinion gear. Manufactured in the England by L. F. Harris to exceed O. E. M. specifications. Measures 3 4" X 20 TPI. Suited for various Triumph 650 & 750 unit twins from approx (late) 1971 through the early 80's. Please refer to your parts catalog for proper fitment.