Quote:
Originally Posted by DRJDVM's '69
Heads are obviously the best place to stick the $$ but I'm not too keen on dropping $3000 on set of full CNC'd aftermarket ones..
GM Perf has a set of ported LS3 heads at a decent price...
I'm also trying to figure out all the "extra" stuff that comes with changing to a different LSX head or intake
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ls3 heads Need a 4.00" or larger bore to fit LS3 heads wont work on a ls1.