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Will this ECM work??

Old Nov 21, 2001 | 03:08 PM
  #1  
FatOne's Avatar
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From: Ft. Campbell,Ky USA
Will this ECM work??

Have 85 Z28 just droped in a 350. Need to know will a Ecm and Prom from 89 formula work. I still have the stock 305 Ecm and Prom in it. Will I have to get a wiring harness?

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Old Nov 22, 2001 | 12:36 PM
  #2  
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From: In reality
Car: An Ol Buick
Engine: Vsick
Transmission: Janis Tranny Yank Converter
<font face="Verdana, Arial" size="2">Originally posted by FatOne:
Have 85 Z28 just droped in a 350. Need to know will a Ecm and Prom from 89 formula work. I still have the stock 305 Ecm and Prom in it. Will I have to get a wiring harness?
</font>
You'll probably have to move some pins around on the ecm connector.
You might consider redoing things and using a 90-92 ecm, and get rid of the MAF all together.
Going to the 90 ecm means learning soldering, but it's not too hard to master.

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