PLEASE NOTE: Delays in processing orders. Orders placed between Tuesday 21 January and Monday 10 February will be processed 11 February.
Woodruff key, fits Norton singles and twins engine sprocket, flywheel shaft, OHC cam key. Check the fit of the key to both keyways before assembly. Never force a woordruff key. Original part numbers 3978; A2/474; E3682; A11/797; 067595; 06-7595 - engine mainshaft key; flywheel timing and driving side shaft key
