11-30-2013, 05:41 PM
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CC Member
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Join Date: Dec 2001
Location: Louisville,
KY
Cobra Make, Engine: I'm Cobra-less!
Posts: 9,417
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Not Ranked
If you're comparing to an out-of-the-box set of Edelbrocks, you're not gonna gain much if anything at all. If you're comparing your heads to a set of fully ported Edelbrock or Pond heads, then it's a whole different ballgame.
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