can i tell a difference in power if i ported and polished my stock heads
04-17-2003, 07:49 PM
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can i tell a difference in power if i ported and polished my stock heads just wondering if it was a good idea to get my stock ls1 heads ported and polished. and if i could tell a difference in power. my other mods are in my sig. if that helps on determining if i will see any power gains. thanks a lot.
