Seller notes

  Triumph BSA 500 650 750 Late Unit Twin Clutch Thrust Washer 1970-83 PN# 57-3931 STD T3931     The clutch thrust washer is important as it serves as a buffer between the splined clutch hub and the clutch sprocket, or clutch basket. Clutch thrust washers are prone to wear and distortion of the inner diameter due to the forces they are subjected to. This reproduction thrust washer is constructed to the original dimensions and features a bronze bearing surface and steel backing, as specified by...

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