LT1-LT4 Modifications 1993-97 Gen II Small Block V8

header gasket?

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Old Nov 29, 2010 | 09:31 PM
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Default header gasket?

Im putting the finishing touches on my LT1 and have a quick question...
I bought an engine gasket kit from Mr. Gasket. All the gaskets fit except for the header gaskets. Is there a difference between the stock exhaust manifold gaskets and a header gasket???

Additional info, they are Pace Setter Long Tubes...

Thanks in advance for any help.
John
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Old Nov 30, 2010 | 12:15 AM
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What exactly won't fit? Is it the bolt holes? There are outside and inside bolt holes - both of which will work.

Or just save yourself the hassle and go with the Felpro 1406 gaskets. Far and away they are the best header gasket I have used.
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Old Nov 30, 2010 | 06:20 AM
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Originally Posted by RamAir95TA
What exactly won't fit? Is it the bolt holes? There are outside and inside bolt holes - both of which will work.

Or just save yourself the hassle and go with the Felpro 1406 gaskets. Far and away they are the best header gasket I have used.
Like he said Felpro 1406.
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Old Nov 30, 2010 | 07:42 AM
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Fel Pro 1406

or

Mr Gasket 5903 (Brodix)

I had terrible leaks when i first put my Pacesetters on with Mr Gasket Coppers. I talked to Larry at Speed Inc. and he said they only use the Mr Gasket Ultra Seal 5903 on there LT1s. Worked mint and no leaks at all till this day.
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Old Nov 30, 2010 | 08:01 AM
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There is a difference between a header gasket and a manifold gasket. One the holes won't line up right and u will have your self a leak. I have pace setter on mine I used a different kinda gasket it is not reusable but I work it is felpro. Don't know the numbers off of my head but. Just don't u the stock manifold gasket it will sound like **** if use it
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Old Nov 30, 2010 | 08:05 AM
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1406 baby.
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Old Nov 30, 2010 | 08:20 AM
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childish remark removed

Last edited by JasonShort; Nov 30, 2010 at 05:55 PM.
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Old Nov 30, 2010 | 12:15 PM
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[QUOTE=CAMARO51190;14180621]removed[QUOTE]

What the hell are you talking about?

Last edited by JasonShort; Nov 30, 2010 at 05:55 PM.
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Old Nov 30, 2010 | 12:40 PM
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i dont get it neither

Last edited by curacaoz28; Nov 30, 2010 at 12:42 PM. Reason: its not written in his sig
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Old Nov 30, 2010 | 05:59 PM
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I took care of that completely off-base post
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