I sent a buggered crank to Eric Gorr to experiment with rebuilds (www.eric-gorr.com). I think it was for that bike, but not sure. And I dont know whether he dropped it in the trash or tried to do anything with it.
I have a few other cranks laying around my place. I'll see what I have.
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Paul Herr
'88 FZR4/GSXR/YZF Frankenbike
MY BIKE PICS