Quote: Originally Posted by
turbo666 
All my dynos where on a Mustang dyno. On 25ish psi I made 395whp, on 28 psi I made 423whp. Then when I had a built motor, cams, and meth I ran 33psi and never got a full pull. I think the head lifted. I made it to 5200rpms before the radiator hose blew off, lol. At that point it was still building power, but had made 449whp and 475ft lbs.
25 pump gas? 28 race gas?
