Thread: Intake Manifold Carbon Build Up?
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Old 03-22-2012, 05:17 PM
olddog olddog is offline
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Join Date: May 2006
Location: St. Louisville, Oh
Cobra Make, Engine: A&C 67 427 cobra SB
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I do not believe it is oil. It is dry carbon, just like you find in an exhaust manifold. A hair oily right by the PCV port, as you would expect, but the rest is dry.

I do understand the MAF cleaning.
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