ECM interchangability?

[TK]

SUHC.

Single Under Head Cam

8^)

----- Original Message -----
From: Daniel Houlton <houlster at inficad.com>
To: <gmecm at diy-efi.org>
Sent: Friday, July 07, 2000 9:55 PM
Subject: Re: ECM interchangability?


> Ludis Langens wrote:
> >
> >Daniel Houlton wrote:
> >>
> >> I have
> >> verified through various web pages that the 2.8, the 3.1 and
> >> possibly the 3.4 SOHC use the 1227727 ECM, but that the 3.4
> >> DOHC uses the 16149396 PCM (up until '94 at least).
> >
> >No such thing as a SOHC 3.4.  The only choices are the pushrod 3.4 or
> >the DOHC 3.4.
>
> You are, of course, very right.  I was thinking single cam as
> was in the 4th gen F-bodies, but wrote SOHC for some reason.
>
>
> >> The real reason
> >> though is that I want to be able to tune the ECM and I believe
> >> (but haven't verified yet), that the Kalmaker software can be
> >> used with the 1227727 ECM to modify / tune it, but likely not
> >> with the 16149396 PCM the DOHC engine uses.
> >
> >There are lots of different software versions for the 1227727.  Some
> >support a TBI 4-banger.  Others are for a port injected V8.  You need to
> >specify the software version running in the ECM.  For an incomplete list
> >of your choices, look here:
> >
> >  http://www.cruzers.com/~ludis/idxref.html
> >
>
> Thank you Ludis.  Lots of good info there.  Currently I'm reading
> through the archives from last year and this.  I'll be back with
> more questions when I'm done...  :)
>
>
> --Dan
> houlster at inficad.com
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