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Old 08-11-2012, 10:43 PM
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Join Date: Oct 2006
Location: Santa Cruz, CA
Cobra Make, Engine: SPF 2613 Titanium w/Black, Roush 402SR
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Quote:
Originally Posted by WildBill1965 View Post
Had the same thing, chased all of the normal things and ended up being the intake gasket. Replaced it with the correct gasket. Roush and other MFG's were using the wrong gaskets in the beginning. Leaking from the bottom side of the manifold 2 cylinders affected. Pull carb and stick a mirror down the runners, shine light down runner and see if any are discolored in area of gasket, mine was dark around cylinders affected. Good luck!
B i l l
Here's a thread with some pics of the Fel Pro gaskets that failed on my Roush 402 several years ago. Same kind of symptoms, until the the intake gasket failed big time.

Mustang ranch- roush authorized dealer
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