How is the output of the stator? I once ran into a grounding issue with the rectifier. The wire gauge on this bike is undersized and the rectifier is not in the best location. Might be worth looking into, as have covered all the other bases.
05 speedmaster - 1100cc, 11:1 racing pistons, Carillo rods, thunderbike cams, ported and polished head, 2mm over intake and exhaust valves, Barnett kevlar clutch, scepter pipes, oversize manifolds, 45mm HSR's, TTP stage 4 firestarter
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