Re: 650-1000hp goals? Need help
I have a 2005 GMC RCSB with a 4.8 as a daily driver . I have been looking at a 70-76 mm single turbo set up at about 6 psi on 87 octane . I have been told I can make 550 to the ground and still get gas mileage and pull a boat or utility trailer like stock.
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