97 gtp
it is a pontiac gran prix gtp, this has the 231cu 3800 series 2 supercharged motor in it. As of now i have a full cat back exhaust with no u bend and no cat. cold air induction, custom dhp pcm, smaller 3.25 supercharger pulley, msd coils, ngk tr-55 plugs gapped at .045 for my 75 dry shot of nitrous, throttle body spacer with nitrous plumbed into it. Car runs about 12.90 in the 1/4 on street tires. have boost, trans temp, air/fuel, and nitrous guages. Is that what you needed to know?
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