Maximum overbore on a 289/302 block

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#4 (permalink)

03-03-2005, 11:34 PM

351cuin

CC Member

Join Date: Mar 2005

Location: Elk Grove, CA

Cobra Make, Engine: Classic Roadster,351w

Posts: 4

Not Ranked

Your getting some good advice! From my experience I believe 30 over is your best move. First it will allow you to go to 40 over if you lunch an engine ( hopefully not ) And second less potential for overheating. But I firmly believe that 40 ove is the max.

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