Correct Gaskets?
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Joined: Aug 2012
Posts: 76
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From: Chicago- West Suburbs
Car: 1990 GTA
Engine: 355
Transmission: T-56
Axle/Gears: 3.90
Correct Gaskets?
Hello all,
I have a stock ported and polished TPI plenum and a set of stock ported runners...being that everything has been ported do I need to use another set of Gaskets?? other then I would normally use? thanks!
I have a stock ported and polished TPI plenum and a set of stock ported runners...being that everything has been ported do I need to use another set of Gaskets?? other then I would normally use? thanks!
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Joined: Jul 1999
Posts: 13,579
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From: Readsboro, VT
Car: 85 IROC-Z / 88 GTA
Engine: 403 LSx (Pending) / 355 Tuned Port
Transmission: T56 Magnum (Pending) / T5
Axle/Gears: 3.42 / ?
Re: Correct Gaskets?
Nope. Large tube gaskets are about 1.75", and there's no way you ported the stock stuff that big. Your best bet is to use stock replacement gaskets and trim them to fit the enlarged openings.
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