TBI for a 3.4 V-6 crate Motor

[Jason Haines]

Howell (810-765-5100) should be able to make a harness for you.


Jason


At 02:33 PM 5/31/99 -0400, you wrote: 
>
> I have a 3.4 L GM V-6 in my Jeep Cherokee....this engine is a bored and
> stroked 2.8 with a revised cam (same engine is used in Camaro and minivan
> apps).   I got a rotten TBI 2.8 S-10 Blazer engine and stripped it of its
> manifold and accesories including HEI electronic advance distributor.  I
also
> have the ECU (service number 1227429).  I'm pricing out harnesses to
> replicate GM's  and need to know if the ECU will be thoroughly confused by
> the 20% increase in displacement and need reprogramming.  I have a the
Holley
> 3210 400cfm throttle body (direct OEM replacement for Delco 220, which
looked
> pretty well ragged out) .
>  
> I guess it boils down to two things:
>  
> 1. Do I need to get the ECU reprogrammed (trucks are similar in weight,
> function, and gearing, only big difference is 3spd in mine vs 4spd OD
> automatic in the Blazer) to handle the increased displacement? I have the
cam
> specs for both engines if that is neccesary to make the call?
> 2.  Any recommendations for NEW harness sources?  I want all of the sensors
> (including VSS) wired up and full control of emmissions equipment like OEM.
>  
> Thanks
>  
> Brandon



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Jason R. Haines				jhaines at lingenfelter.com
Lingenfelter Performance Engineering	219-724-2552 / FAX 219-724-8761
1557 Winchester Road, Decatur, IN 46733 USA
http://www.lingenfelter.com		catalog, shop talk and more
sales at lingenfelter.com			sales and tech questions
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