Hi Unknown. Is that at calculated VE ambient or from Zero ambient+hum%.
I think the calculus is VE over am-........Well you know. DK.
Don Kerr wrote:
>
> Hi Joe. I have run any number of forced induction engines in my half
> century on this rock and without exception
> the car/bus/semi/m-cycle et al all used a factory cam. Exceptions to the
> rule, sure ,how about drag vehicles or off shore power boats etc.The
> idea is to keep your chug around drivability but to have the benefits of
> a larger engine at positive boost .Always run a stock cam, or copy of
> same,with a performance cam the blow through will hurt your mileage and
> so waste fuel.Why do it?Diesel engines do not use long duration cams to
> make power, they are boost pressurized up in the 20's lbs psi,(admittedy
> intercooled.)OTR semi's develop 4 to 600 hp at 1800 rpm.My motorcycle
> 750cc was 180 hp + at 11500rpm.My old VW bus churns out 150 or so at
> 5000rpm.
> Try your local library on turbocharging or forced induction. Regards
> DK
>
> Joseph J Burlein wrote:
> >
> > Hadn't heard that about the cam. Could explain why I don't get a punch
> > until late in second gear, then third and fouth. Since I am not worried
> > about off the line performance, I won't worry about it until an engine
> > rebuild way in the future (I hope!). Any idea if it hurts the
> > acceleration in higher gears/RPMs?
> >
> > Joe Burlein
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