Well, being that bearings are pretty soft, I'd say the 7-bolt crank is awfully soft if it has a lot of wear on it. Nitriding was about $180 when I had it done, but that's a deal compared to completely switching motors. Make sure you throw away the oil cooler if it's an external.
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2009 Corvette Z51-SOLD
1992 Mitsubishi Eclipse GSX-SOLD
2013 BMW Z4-Current summer hooptie
2017 GMC Yukon-Current winter hooptie
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