Getting wet feet....junkyard TBI

[Programmer]

By the time I burnt the 500th chip on the same vehicle, I'd think the engine
was so
worn out I'd have to start over <BG>...

Lyndon.
----- Original Message -----
From: Bob Valentine <bob at tecmark.com>
To: <gmecm at diy-efi.org>
Sent: Tuesday, May 29, 2001 9:34 AM
Subject: Re: Getting wet feet....junkyard TBI


> Some are happy with just running, and some aren't happy until they've
> burned 500+ chips to get it "perfect".   You'll probably find that tuning
> is so much easier than jets, springs & weights that you'll WANT to play
> with it.
>
> "5-prong chip"?   Do you mean an ignition module or a connector for the
> ignition module?
>
> -> Bob Valentine
> -> bob at tecmark.com
>
> At 10:58 AM 5/29/2001 -0400, you wrote:
> >Hello all,
> >
> >
> > I am new to the list and am just soaking up the knowlege that flows
> >from this list, but to be honest what I had originally thought would be a
> >fairly simple upgrade - install a junkyard TBI on my 258/ 4.0 head jeep
> >motor now looks like a HUGE task. I pulled the tbi/harness/sensors/
ecm(747)
> >from an '86 astro 4.3 and was under the impression that once I "fixed"
the
> >harness (got the pinouts - thanks) then I would be off to the races so to
> >speak.
> >
> > Am I overanalyzing things? What you guys are working at doing is
> >tuning your ECMS for MAX performance correct? but in my case just hooking
> >everything up (closed loop - will do timing as well) should work fine
> >correct? Will I have to do any programming?
> >
> >One part I need yet - the 5 prong chip that I have to swap out the GM HEI
> >distributor to run closed loop timing - anyone know an application that I
> >can order this from?
> >
> >THX
> >JJ Ont. Can.
> >'81 CJ7
> >258, 4.0Head, Free flow exhaust, Currently 2100motocraft but soon to be
> >TBI!!!!
> >
>
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