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john_engel's avatar
john_engel
Explorer
Jul 14, 2016

Header Installation - Abandon EGR Tube? - Acetone?

Hello all, I just installed a set of Thorley headers on a Chevy 454 7.4L to fix leaky stock manifolds, great solution! Performance is awesome!! My only issue is that the new headers don't have ...
Class A
sailor_lou's avatar
sailor_lou
Explorer
Jul 14, 2016
I don't see a problem leaving the EGR capped provided you don't have an issue with DMV inspections (provided you even have inspections). The acetone is a new one on me and it's difficult to believe 1 oz. in all that fuel would make any difference in MPG.

Lou
05 Travel Supreme Envoy

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