Originally Posted by LWaB
If that is the worst crack, fix it. Grind out the crack, check with a crack penetrant that you are down to uncracked metal, if not, grind again. Round out that region to minimise stress raisers and ride. Done that several times (to different cranks, including a Suntour Superbe but most commonly Campag).
I figure I have nothing to lose if I try it. I can't ride it this way as I would prefer not to crash when it fails and don't want to sing soprano either......
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