Carburetors Carb discussion and questions. Upgrading your Third Gen's carburetor, swapping TBI to carburetor, or TPI to carburetor? Need LG4 or H.O. info? Post it here.

TBI to carb swap info needed

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Old 03-17-2013, 07:50 AM
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TBI to carb swap info needed

well I want to convert ,,,, correct me if I am wrong ,,,, plan is to use TBI gas tank ,,,change the sending unit to mechanical fuel pump sending unit ,,,one issue I am not sure of is the distributor ,,,,can a TBI dizzy be used or will need hei dizzy with the module and in cap coil ?? the motor in the car was swapped out with a k1500 350 ci has headers ,,,no cat,,edlebrock intake ,,,edlebrock air cleaner ,,,,but has a bolt in cover where the mechanical pump mounts not sure of motor year etc ,,,just bought the car ,,,,car currently with tbi will only run with starting fluid ,,,previous owner ,,,,had the tps,iac,ect,injectors and harness replaced chasing down the issue not sure if theres oxygen sensors in headers yet ,,, I think fuel pump ,,,, anyhow want to eliminate electronics ,,,any help appreciated thanks guys
Old 03-17-2013, 08:25 AM
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Car: 86 z28
Engine: 355 113 heads ported HSR hot cam
Transmission: th350
Axle/Gears: 7.5 342
Re: TBI to carb swap info needed

You need to change the dis.. to big cap hei ...
Old 03-17-2013, 08:39 AM
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Car: 72 nova/ 90 camaro rs,04 suburban
Engine: blown 327/ 355/306/355/5.3
Transmission: muncie 4 speed/T5/powerglide,4l80e
Axle/Gears: 342/411/456/ moser axles
Re: TBI to carb swap info needed

You could buy an msd set up with a small cap for extra room, if you dont like the big cap hei
Old 03-17-2013, 09:30 AM
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Car: 88 GTA
Engine: Built 355 to install
Transmission: Built turbo 350
Re: TBI to carb swap info needed

Originally Posted by chevy28z
plan is to use TBI gas tank ,,,change the sending unit to mechanical fuel pump sending unit

Call me lazy, I installed a return style pressure regulator on my truck and used the in-tank pump. Plan to do the same on my GTA......
Old 03-17-2013, 12:52 PM
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Re: TBI to carb swap info needed

thanks for the help guys ,,,,see how the big cap works ,,,,, restrorob ,,,, reason why I wanted a mechanical pump ,,,,so wouldn't have to drop tank to replace fuel pumps ,,,, I am lazy like that ,,,, could always set up a external electric pump etc ,,,but working on a budget ,,,seeing just bought just wanna get it running and test drive it see if theres any other issues ,,,thanks again
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