Just wondering if anyone knows the reason why, on my 71 750 crank, Norton used the two longer countersunk nuts on the two center bolts. There is no more thread on these nuts compared to the shorter nuts at top due to the countersinking.
Motorcycle parts and spares for Andover Norton motorbikes: Andover Norton manufactures and supplies all Genuine Factory Spare Parts for Norton motorcycles built before 2002.
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