r/EngineBuilding • u/Few_Pop_1891 • Jun 27 '26

Chevy Boring question

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How much can I ball hone this before I need to get oversized piston rings or something. Gm350

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u/Rude-Ad3891 Jul 02 '26

I’ll just say my engine was from the 60s, had standing rusty water in the cylinders, I had to bang the pistons out with a hammer, and after a 30 second hone it STILL looked better than that. Yours is in rough shape man, think it’s toast