Originally Posted by Radride

Don't worry so much about boost but rather how much your turbo flows. I can run a 60mm turbo at 30psi of boost to get 700whp or run a 76 mm turbo at 20 psi to achieve the same thing. That's just an example. People get to hung up on the boost pressure.

Also, to get 700whp out of a supercharger will be tough; nearly impossible. We don't have enough displacement in our motors to do such a thing. GT500's are getting up to that HP mark but have a 5.4 L V8 with a huge blower. If you want that kind of power, get a turbo setup.

R.K.