Do I need round or square header gaskets?
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From: Worcester, MA
Car: 86 T/A
Engine: HSR 355
Transmission: 700R4
Axle/Gears: 2.77 posi
Do I need round or square header gaskets?
I have hedman long tubes and and stock heads. I think the hedman gasket was round ports but for the life of me I can't remember. What do I buy?
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Joined: Aug 2005
Posts: 3,004
Likes: 4
From: Yellowknife, NWT, Canada
Car: 84 Z28
Engine: 357
Transmission: TH-350C
Axle/Gears: 3.43
Im not 100% sure about yours but my hedman long tubes are round and i just use oem 3 piece gaskets and it seals up nicely.
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