[Diy_efi] Help, putting a 4.3 TBI on a buick 3.8L V6

[Charles Woock]

One more thing.  I did order the do it yourself manual for $30.  I'll let 
you know if I find any specific info on the buick V6.

Chuck

----- Original Message ----- 
From: "Jim Kyser" <jimkyser at ieee.org>
To: "A list for Do-It-Yourself EFI" <diy_efi at diy-efi.org>
Sent: Tuesday, October 19, 2004 9:36 AM
Subject: Re: [Diy_efi] Help, putting a 4.3 TBI on a buick 3.8L V6


> Chuck,
>
> I haven't done this yet, but I will be doing it. The parts I've collected 
> so far are:
>
> 1. TBI unit from a 4.3
> 2. '747 computer from a 4.3
> 4. adapter plate to adapt TBI unit to Holey 4 barrel manifold
> 5. Holley Street Dominator manifold for Buick V6 (you could also use the 
> Edelbrock Performer manifold but I chose the Holley because it sit a 
> little lower and supports an EGR valve)
> 5. wiring harness for TBI (you can adapt one from an Astro van or S10/S15 
> truck or buy one from one of the aftermarket vendors. I chose to buy one 
> from Painless Wiring)
> 6. sensors for the TBI system that aren't attached to the TBI unit (the 
> list here depends on how complete a system you're installing but includes 
> knock sensor, o2 sensor, vss, coolant sensor)
>
> I will be installing this on a fresh 4.1 liter that's going in my 1946 
> Willys CJ-2A with a 4 speed and 4.27 gears. I plan to try using one of the 
> 4.3 liter, manual transmission ROM images as is, first. If that doesn't 
> perform well, I'll tweak it from there. If you get any more info you can 
> share, please do.
>
> Jim
>
> Charles Woock wrote:
>
>> I am going to put a 4.3 TBI on a 4.1L Buick V6 (like the 3.8L only bigger 
>> bore).  Has anyone done this.  If yes, please give me all the info you 
>> got...like which vehicle is the best donor for the parts, installation 
>> quirks, and programing data (tables) to start with.
>>  I build and race Pro Stadium tough trucks so I'm decent at most things. 
>> Unfortunately, I'm old-school and fuel injection is not in my toolbox 
>> (brain).  I have been doing lots of research on the net...  Now I need 
>> some specific information.
>>  Thanks,
>> Chuck
>
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