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  1. J

    More pulling power from my K2500

    I have a GMC K2500 7200 gvw . It has a NV4500, 5.7 and a 14 bolt with I think 3.42 gears. When I got the truck I already had an Edlebrock intake, TB spacer and air raid air intake. I have milled the top of the TB and added an injector pod spacer. I would like to have more pulling power. Some...
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