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1970 intake gasket

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Old March 14th, 2018, 04:42 PM
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1970 intake gasket

Anybody ever have trouble with the rubber front and rear rubber intake gaskets squirting out of place when alum. Intake is tightened down ??? Thanks. Greg
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Old March 14th, 2018, 05:57 PM
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If RTV is used with it, I have seen it. Most use RTV in tall beads in place of those seals.
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Old March 14th, 2018, 06:20 PM
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Your supposed to throw the rubber end seals away with an aluminum aftermarket intake. Use a bead of RTV in its place. Read installation procedure on page 2.
http://www.edelbrock.com/automotive/.../3000/3711.pdf
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Old March 14th, 2018, 06:49 PM
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Using factory alum. W-30 intake -------
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Old March 14th, 2018, 07:55 PM
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Its a common problem even with the stock manifolds. Most just toss them and use a bead of RTV across the front and back.
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Old March 15th, 2018, 04:54 AM
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Originally Posted by oldcutlass
its a common problem even with the stock manifolds. Most just toss them and use a bead of rtv across the front and back.
x2
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Old March 15th, 2018, 07:19 AM
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Originally Posted by oldcutlass
Your supposed to throw the rubber end seals away with an aluminum aftermarket intake.
I'm curious as to why people always think there is something magic about aftermarket aluminum intakes vs. factory ones.

I agree that the rubber end seals are worthless, and I've found that Permatex Ultra Black is the best RTV for intake sealing (I really like the aerosol package). The fact that E-brock suggests using only their intake gaskets has more to do with profits than reality, however.
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Old March 15th, 2018, 08:07 AM
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Our Ultimate Sealing Kit will seal your manifold correctly!

https://m.facebook.com/story.php?sto...08309059257851

Thank you in advance,
Bernard Mondello Racing Enterprises, Corona, California. 951-371-1432
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Old March 16th, 2018, 06:41 AM
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Subscribing, I'll be swapping out a Performer for a W455 soon and have contiplated which direction to go on the end seals. I've also questioned to go metal or paper. I've done this both ways in the past, but would like to avoid problems and do the job once.
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