will my 91 240sx have any problems running w/o the catalytic converter on?
prince vegeta
04-20-2005, 06:23 PM
i'm gonna throw some headers on and re-pipe it 2 1/2 inches with two mendral bends in it will it run right and have enough back pressure?
prince vegeta
04-20-2005, 06:24 PM
also i had the head milled down all the way to the lowest point so theres more compression!!
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