C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Custom Intake Gaskets - LT4

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Old Apr 24, 2008 | 12:06 PM
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Default Custom Intake Gaskets - LT4

Quick question - I need a slightly thicker than stock intake gasket, ideally same kind of build as the GM Racing gasket 12367777 but .080" thickness. I'm still having a couple of sealing issues; the general opinion amongst my local experts is that the intake surfaces are at the correct angle but somebody (previous owner / builder) took a little too much material off at some point.

Anybody know of a good supplier for these?

Thanks,
Andy.
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Old Apr 24, 2008 | 07:30 PM
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Can you double gasket it with permatex between layers?
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Old Apr 24, 2008 | 08:54 PM
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You know, thats what was on the intake when I pulled it the first time. It had kept a seal for over 4 years (the car is supercharged) except cylinders 5 and 7. I might try a double gasket with permatex as an experiment if I cant get an extra thick one. Thanks for the suggestion!
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