730 rev limit

[rr]

Yes, the '747 is a TBI w/PnH's.

BobR.

Dave Zug wrote:

> A comment...The TPI fuel rail looks like its designed to pre-heat the fuel.
>
> Does your '747 use P&H's??  that would not be a good data point for me.
>
> ----- Original Message -----
> From: Bruce <nacelp at bright.net>
> To: <gmecm at diy-efi.org>
> Sent: Sunday, May 27, 2001 7:29 AM
> Subject: Re: 730 rev limit
>
> >
> >
> > Peak and Holds, right?.
> > Also, gets to manifolding.
> > I've been giving some thought to trying the preheated fuel idea.
> > Bruce
> >
> >
> >
> > > What PW's are you getting at the high rpm? If the signal is going
> > > to ground then you are running out of injector. There's not a
> > > lot of time to open & close an injector at those rpm's. The injector
> > > sizing moves from enough flow for X hp, to enough time at X rpm.
> > > As a data point, may not help, a friend of mine is running a '747
> > > up to 7500+ rpm without a problem.
> > > BobR.
> >

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