Rotor for Rephased Crank Yamaha XS650

Rotor for rephased 277-degree crankshaft to use with the Compass Ignition for the Yamaha XS650. We supply a rotor modified for the rephased crank. This is an addition rotor to the one supplied with the Compass ignition with a standard crank.

If you already have a Compass Ignition for the Yamaha XS650 with a standard crank and have modified your crankshaft or wish to modify your crankshaft at a later date you will require this modified rotor.