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

Kooks?

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Old Feb 20, 2012 | 10:59 PM
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Default Kooks?

Just received my kooks headers today for my 97 TA, they look great. The kit came with new header bolts, not to sure if I want use them, they look to small! What is a good set of header bolts to run with kooks?

Last edited by fastredlt1; Feb 20, 2012 at 11:05 PM.
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Old Feb 21, 2012 | 01:30 AM
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It was a PITA for me to unbolt the exhaust manifolds with the crappy bolts i had, so imma buy some ARP bolts when i put my headers on. Hopefully theyll be easier to remove if i ever have to remove the headers.

Post some pics of your Kooks.
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Old Feb 21, 2012 | 02:31 AM
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Been a few years, but I think I used these.
http://www.jegs.com/i/ARP/070/400-12...oductId=744888
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Old Feb 21, 2012 | 09:22 AM
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Originally Posted by 94stripperZ
Been a few years, but I think I used these.
http://www.jegs.com/i/ARP/070/400-12...oductId=744888
Yea I use these now as well, everything else I used sucked.
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Old Feb 21, 2012 | 09:46 AM
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I used 1" long breslin bolts... never wanted to deal with header bolts backing out again.

Tightened them back up after a heat cycle and locked them with the internal allen and have been leak free ever since. Just make sure you get bolts that are 1" long no-matter which bolts you decide to buy, because the thick flange on the Kooks headers leaves very little threads with the stock length bolts.

Oh yah... I have the stainless Kooks 1-7/8" stepped on my 97 Trans Am.
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Old Feb 21, 2012 | 09:55 AM
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Originally Posted by fastredlt1
Just received my kooks headers today for my 97 TA, they look great. The kit came with new header bolts, not to sure if I want use them, they look to small! What is a good set of header bolts to run with kooks?
I just put my Kooks on and used ARP 400-1109 for my bolts. They are 1" in length.
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Old Feb 21, 2012 | 12:49 PM
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I like 12 point Arp bolts. More versitlity when trying to tighten them
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Old Feb 21, 2012 | 04:31 PM
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Originally Posted by Houdini
I used 1" long breslin bolts... never wanted to deal with header bolts backing out again.
Those are the same bolts I used. I had to look high & low for them. If I were doing it today, I would probably just use the 1", 5/16" head ARP stainless steel bolts.
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Whatever bolt you decide on, just make sure they are 1" long. I am a big fan of Stage 8 double hex stainless locking bolts myself. No way those dudes are loosening up.
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