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91mm headgasket


stprasinz

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87mm bore and only 91mm headgasket other than stock....

Any one know anywhere to get a hg other than the 91 mm bore, I found everywhere from Courtesy Nissan to Motorsports. But what about me I have a 1mm over bore... That is a lot of area to create detonation when using a 2mm hg...

 

 

Any clues... Bore it to 91 mm and drop in some forged right lol....

 

Seriously.. I figured I'd buy a metal hg with at worst an 89mm bore........But oh no.....

 

So now I'm stuck with a felpro...... Anyone got the hook up?

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Well I'm running 24 psi of boost. I don't know if the fuel I got was the cause of the hg failure or not My hg only lasted 2,000 miles... And when the gasket poped I was only running 20psi... The night before i made like 8-10 1/8 mile passes at 24..

 

So I figured the metal hg would have cured the problem....

And then I'd probably be looking at a whole in my psiton right now...

So I don't know I'll probably just slap the felpro in there... I'll just have to be happy at lower boost for daily use...

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