LS2 heads on a 5.3?

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08-06-2007, 10:53 PM

#21

trever1t

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Those are regualr 5.3L heads. Going to a 243 head would cost you power by losing CR with the increased combustion chamber size unless you could mill enough off of them?

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08-07-2007, 09:05 AM

#22

Yogi Bear

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And if you mill enough off to bring the compression back to where it was, you'll be needing some shorter pushrods too.

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