Suggestions

[Squash]

Well i'm running an XE268 (268/280, 110 LSA, etc) on my 454 (AL heads, single-plane port, 10:1),
and I pull 13-14 inches of vacuum at 800rpm idle, and it idles in closed-loop with a 730 and
38lb/hr injectors, so I say it will work fine.  Obviously everything needs to be tweaked.

Squash

--- mcnett at mail.cass.net wrote:
> That little Comp's Xtreme Energy listed below.
> According to Comp, should pull 15 to 17" of vacuum at an 850 rpm.
> 
> Squash wrote:
> 
> > Sounds like a job for a 1227730 to me!  Cam?  What cam?
> >
> > Squash
> >
> > --- William McNett <mcnett at mail.cass.net> wrote:
> > > I know this is a ECM list, but.
> > > Does anyone have any suggestions on an programmable EFI system for a 383
> > > making a little over 400 hp?
> > > Drivability is a big plus.
> > > I'd also like to have the ability to monitor what's happening.
> > > One guy told me that a speed density sys. would not work with my cam.
> > >
> > > I can get a stock 86-88 TPI sys. off a Vette for $850.
> > >
> > >
> > > Thanks,
> > > Bill
> > >
> > >  http://www.cass.net/~mcnett/william/my383.html
> > > Cam Specs:
> > > COMP CAMS 12-242-2
> > > Advertised duration: 268 intake / 280 exhaust
> > > Duration at .050 in. cam lift: 224 intake / 230 exhaust
> > > Gross valve lift: .477 in. intake / .480 in. exhaust
> > > w/ 1.6 rockers: .509 in. intake /  .512 in. exhaust
> > > Lobe separation: 110 degrees
> > > Intake centerline: 106 degrees
> > > RPM range: 1,600 to 5,800
> > >
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> > >
> >
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> >
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