[Diy_efi] 4L80E into 6.2 diesel application

Programmer nwester at eidnet.org
Tue Jul 15 23:16:37 GMT 2003


GM makes a standalone--look at the applications. They used a 6.2 with 4L80E
trans. Get the schematics--get the necessary sensors. I think all it uses is
the TPS and VSS.

If you need further info, I'll look it up.

Lyndon

----- Original Message -----
From: "Eric Deslauriers" <eric.deslauriers at oracle.com>
To: "List for general do-it-yourself EFI talk" <diy_efi at diy-efi.org>
Sent: Tuesday, July 15, 2003 12:05 PM
Subject: RE: [Diy_efi] 4L80E into 6.2 diesel application


> Lyndon,
>
> So I would need the valve body and the TC?
>
> I talked to Jet, but they're going downhill in a hurry and had no info.
Art
> Carr wasn't much better.
>
> Thanks,
> Eric
>
>
> > -----Original Message-----
> > From: diy_efi-bounces at diy-efi.org [mailto:diy_efi-bounces at diy-efi.org]On
> > Behalf Of Programmer
> > Sent: Tuesday, July 15, 2003 7:19 AM
> > To: List for general do-it-yourself EFI talk
> > Subject: Re: [Diy_efi] 4L80E into 6.2 diesel application
> >
> >
> > The internals on the transmission (gear ratios) are identical to that of
a
> > "gas" transmission. The differences are in the valve body and torque
> > converter.
> >
> > Lyndon
> >
> > ----- Original Message -----
> > From: "Perry Harrington" <pedward at apsoft.com>
> > To: "List for general do-it-yourself EFI talk" <diy_efi at diy-efi.org>
> > Sent: Monday, July 14, 2003 7:31 PM
> > Subject: Re: [Diy_efi] 4L80E into 6.2 diesel application
> >
> >
> > > Jet makes a "Transconversion kit" for 4L80-E trannies.  It is
> > an external
> > computer
> > > that controls the transmission.  From what I know of Fords, the diesel
> > trannies have
> > > significantly different gear ratios than gasoline.  The reason
> > being that
> > the diesel's
> > > don't rev very high.
> > >
> > > --Perry
> > >
> > > On Mon, Jul 14, 2003 at 09:04:47PM -0400, Ray wrote:
> > > > If you have the pinout of all the connectors, you can probably put
> > together an analog shift computer that uses a few op-amps and some
driver
> > transistors.  You will need to send the engine speed and load into the
> > computer.  If you want to have something a little better, adding
> > inputs for
> > things like engine temperature and road speed will help.
> > > >
> > > > In the mean time, you can always hook the harness up to a few
switches
> > and shift it manually.
> > > >
> > > >
> > > > Ray Drouillard
> > > >
> > > >   ----- Original Message -----
> > > >   From: Eric Deslauriers
> > > >   To: diy_efi at diy-efi.org
> > > >   Sent: Monday, July 14, 2003 7:54 PM
> > > >   Subject: [Diy_efi] 4L80E into 6.2 diesel application
> > > >
> > > >
> > > >   I have an 83 6.2 diesel I want to put a 4L80E behind.
> > > >
> > > >   Am I stuck buying the piggback computers, or is there
> > something I can
> > DIY myself? :)
> > > >
> > > >   Also, beyond torque converter and SW, is there anything different
> > between diesel and gas 4L80Es?
> > > >
> > > >   Thanks!
> > > >   Eric D
> > >
> > >
> > > --
> > > Perry Harrington Data Acquisition & Instrumentation, Inc
> > > perry at dainst dot com http://www.dainst.com/
> > >
> > > Those who would give up essential liberty to purchase a little
temporary
> > safety
> > > deserve neither liberty or safety. Nor, are they likely to end up with
> > either.
> > >                              -- Benjamin Franklin
> > >
> > > _______________________________________________
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> >
> >
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> >
>
>
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