carb swap wiring
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Junior Member
Joined: Nov 2011
Posts: 21
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From: Elizabethtown,KY
Car: 88 Camaro
Engine: 5.0
Transmission: 700r4w/shift kit
Axle/Gears: 10 bolt
carb swap wiring
ok im getting ready to swap from tbi to carb just wanting to know what wires should be gone and which ones should stay i want to keep them intact without cutting anything or splicing into anything
Supreme Member
Joined: Sep 2002
Posts: 9,192
Likes: 20
From: Cary, North Carolina
Car: 1992 RS
Engine: Carbed 350
Transmission: 700R4
Axle/Gears: 3.42 posi
Re: carb swap wiring
This has been covered a gazillion times -
will serve you well young Jedi!
There's also an article in the stickies at the top of the carb forum.
But - everything on the pass side wiring harness is all computer stuff - so it can all be disconnected and it all tucks into the pass side fender well. There are 2-3 wires that run from pass side harness to driver side of car via the harness that runs over the tranny on back of motor (things like wire from ECM to fuel pump relay and to fan relay) - these you'll have to fish out of the loom.
I assume you've gotten a RETURN style regulator for your in tank fuel pump or else removed the in tank fuel pump, have gotten a HEI vacuum advanced distributor, and have determined a method for locking up the torque converter if its an automatic? And you need to make sure if its an automatic car to get and use the TV cable adapter appropriate for your carb!
will serve you well young Jedi!There's also an article in the stickies at the top of the carb forum.
But - everything on the pass side wiring harness is all computer stuff - so it can all be disconnected and it all tucks into the pass side fender well. There are 2-3 wires that run from pass side harness to driver side of car via the harness that runs over the tranny on back of motor (things like wire from ECM to fuel pump relay and to fan relay) - these you'll have to fish out of the loom.
I assume you've gotten a RETURN style regulator for your in tank fuel pump or else removed the in tank fuel pump, have gotten a HEI vacuum advanced distributor, and have determined a method for locking up the torque converter if its an automatic? And you need to make sure if its an automatic car to get and use the TV cable adapter appropriate for your carb!
Thread Starter
Junior Member
Joined: Nov 2011
Posts: 21
Likes: 0
From: Elizabethtown,KY
Car: 88 Camaro
Engine: 5.0
Transmission: 700r4w/shift kit
Axle/Gears: 10 bolt
Re: carb swap wiring
yeah im getting ready to order the rest of the stuff thanks for the info sorry i asked the question again i guess i just didnt look hard enuff
Supreme Member
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Joined: Aug 2009
Posts: 3,670
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From: Elwood, IN
Car: 1986 camaro Sports Coupe
Engine: L31 350
Transmission: 89 700R4
Axle/Gears: 3.42 gov lock
Re: carb swap wiring
what if you leave all the wiring in place and the computer hooked up, wouldnt the fans, fuel pump, and lockup work fine since the computer is still in place?
Joined: Mar 2000
Posts: 43,187
Likes: 43
From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
The fans and fuel pump would. But not the lockup. It requires TPS and engine speed information that are disabled in a non-computer carb swap.
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iTrader: (6)
Joined: Aug 2009
Posts: 3,670
Likes: 3
From: Elwood, IN
Car: 1986 camaro Sports Coupe
Engine: L31 350
Transmission: 89 700R4
Axle/Gears: 3.42 gov lock
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Joined: Jun 2006
Posts: 2,444
Likes: 75
From: Plant City, FL
Car: 1991 Firebird
Engine: 3.1L V6
Re: carb swap wiring
If you find that let me know. So far as stated previously, the whole passenger side can be tucked into the passenger fender well. I found that not to be completely true unless we have different harnesses. The starter wires need to be removed from the loom on the passenger side. That's as far as I have made it.
Joined: Aug 1999
Posts: 5,268
Likes: 466
From: RI
Car: 1984 Camaro Berlinetta
Engine: LT1
Transmission: T56 6-speed
Axle/Gears: 4.11 LS1 Rear End
Re: carb swap wiring
CharcoalBird: His car is an earlier year so his ECM harness is completely separate from his engine harness. Your car is another story,..... Beginning in 88 the ECM and the ENGINE harness is 1 huge bundle.
Tiden: Here is your tutorial.......
https://www.thirdgen.org/forums/elec...ms-driver.html

Tiden: Here is your tutorial.......
https://www.thirdgen.org/forums/elec...ms-driver.html

Re: carb swap wiring
CharcoalBird: His car is an earlier year so his ECM harness is completely separate from his engine harness. Your car is another story,..... Beginning in 88 the ECM and the ENGINE harness is 1 huge bundle.
Tiden: Here is your tutorial.......
https://www.thirdgen.org/forums/elec...ms-driver.html

Tiden: Here is your tutorial.......
https://www.thirdgen.org/forums/elec...ms-driver.html

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87, camaro, carb, carburator, carburetor, conversion, gen, remove, shift, swap, tbi, trans, wireing, wires, wiring








