What tranny and rear end are the 4.7's using?
Has anyone posted any stock rear dyno numbers?
Kuk
----- Original Message -----
From: "Stlaurent Mr Steven" <STLAURENTS@mctssa.usmc.mil>
To: <dakota-truck@buffnet.net>
Sent: Thursday, April 27, 2000 10:48 AM
Subject: DML: RE: Re: RE: Re: Re: SciTeck-twin turbos (Jason)
> I totally agree Kuk. And the number is correct on the 395 for the 360. I
> wonder if anyone would catch that. Unfortunately the 4.7 would produce
more
> since the drive train lose is lower versus the 318 or the 360. (Here we
go
> again-flame on!!!) It was the same numbers that Golder West reported back
> from the test truck on the Dyno running 10PSI.
>
> -------------------------------------------
> Steven St.Laurent
> Test Engineer
> Test Branch, GSD, MCTSSA
> MARCORSYSCOM, USMC
> 760-725-2506 (DSN 365-2506)
> Work:mailto:stlaurents@mctssa.usmc.mil
> Home:mailto:saint1958@home.com
> <<...>> <<...>>
>
> -----Original Message-----
> From: Shari & Marty [mailto:msdng@netzero.net]
> Sent: Wednesday, April 26, 2000 9:57 PM
> To: dakota-truck@buffnet.net
> Subject: DML: Re: RE: Re: Re: SciTeck-twin turbos (Jason)
>
> See, here it is again, the mild 360 pulling 5500rpm with 10 psi makes 454
> horse
> at 4500 rpm. Factor in the 22% drive train loss and you get 355 horse at
the
> rear.
> Now install the tighter convertor and rebuild kit for the xmsn and move
that
> loss
> into the 13-14% area. That puts the power to 395 at the rear. That's why I
> always
> try to recommend the tranny area as the first performance upgrade area.
> Sorry, just
> rambling.......
> Kuk
>
> > Not really! The twin-turbo kit, depending on the boost factor can only
> push
> > so much air/fuel through the TB on a stock motor. Maintainability is
the
> > key for the stock engines, unless you planned to modify the stock motor
to
> > handle the extra boost. I can hookup a ATI 8-10 PSI SC and have around
> > 360-375 rear wheel HP. The 5.9 tested is pushing around 375HP at the
rear
> > wheel and that is not SAE HP either.
> >
>
>
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