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1991 tpi wiring.

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Old 03-04-2017, 09:20 PM
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1991 tpi wiring.

So i am switching to carb for my performance build. I know the wire harness is one giant harness instead of 2. can i just locate all the tpi stuff and remove it from the harness or will this cause issues else were? Most of it is cut and burnt up.
Old 03-05-2017, 12:11 PM
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Car: 1967 Camaro, 91 z28
Engine: Lb9
Transmission: M20
Axle/Gears: J65 pbr on stock posi 10bolt
Re: 1991 tpi wiring.

You will need to separate out your alternator wiring. If you have a 700r4 you need add a lockup kit.
To get your speedometer to work you need a older tbi or tpi vss buffer or leave the ecm there . The power wires for the ecm are orange and are next to the battery. This is also the fuel pump wiring to the oil pressure switch.
Old 03-05-2017, 05:40 PM
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Re: 1991 tpi wiring.

I just want the fuel injection stuff gone mostly. Not really concerned with the actual computer.




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