Aerochargers are better than a twin screw!! hahaha ;-)

[Xin]

In that book, Corky also suggested that VATN turbos may be the ticket to
getting to the positive side of the crossover point.

Xin

Stephen Webb wrote:

> > Twice the exhaust BP than boost pressure ? So you're saying your exhaust has
> > 30 PSI backpressure ?
>
> >From reading "Maximum Boost" by Corky Bell, this sounds plausible.  I
> believe at one point he says that "after the crossover point, when boost
> pressure surpasses exhaust backpressure, you can start to make serious
> power."  This is just a paraphrase, and if I understood it correctly it
> was referring to competition engines, and not your daily driver.  Still,
> though, he talks about exhaust backpressure commonly being higher than
> manifold pressure, and how it's a consideration when choosing a cam (ie
> stay away from overlap, etc)
>
> $0.02
>
> -Steve
>
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