225 Trick FlowHeads on an LS1 04 gto? - Pontiac GTO Forum
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post #1 of 1 (permalink) Old 01-08-2017, 10:04 PM Thread Starter
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225 Trick FlowHeads on an LS1 04 gto?

I just bought my 2004 Pontiac GTO couple of months ago and it has a bunch of mods including 225 Trick Flow Heads. Can a ls1 have 225 Heads without being bored out? Because the more I do research they keep poping up as LS2 Heads. Click image for larger version

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