The old sprocket was removed from the engine and a new sprocket adaptor was fitted with the original lock nut and locking tap. The propshaft bolts to this with HT Allen bolts and ny-loc nuts.

 

The rear hubs have to be spun up on a lathe to reduce the diameter. Then the hubs are bolted up to the carrier, the brake plates are faced backward to mount the calliper at the rear. The 41mm nut was tightened with a massive breaker bar.

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