different ECM's or ECM differences?

[TBK]

I thought Vortec are CPI or SFI. That's a new one. Can't learn them all.

"I thought I had make a mistake once, but I was wrong..."

TK
-----Original Message-----
From: Jason Weir <jweir at worldnet.att.net>
To: diy_efi at efi332.eng.ohio-state.edu <diy_efi at efi332.eng.ohio-state.edu>
Date: Sunday, July 26, 1998 6:21 PM
Subject: Re: different ECM's or ECM differences?


>TBK wrote:
>
>> >almighty, Diacom lists 3 different configurations for the 91 4.3
>> (eng
>> >code Z and year code M) they are as follows,
>> >
>> >1991 GM/Chevy Truck 4.3 V6
>> TBI
>> >1991 Truck Lt-Duty Emisn 4.3 V6
>>
>> Vortec or CPI
>
>My 91 vortech was TBI what is the difference in ECMs?
>
>--
>Jason Weir
>88 Wrangler - 258 Chevy TBI
>Fayetteville, North Carolina
>http://home.att.net/~jweir
>mailto:jweir at worldnet.att.net
>
>
>