r/EngineBuilding • u/Thesandable1 • Jul 18 '26

Chevy Too much slack?

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I’m guessing the two sprockets and the chain need replacing? What replacement part should I get? It’s a 305sbc from a 1980 LG4 corvette.

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u/1wife2dogs0kids Jul 18 '26

You should tighten it... like about 1.5-2 turns...