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87 gta tpi to carb

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Old Aug 2, 2010 | 07:23 PM
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thegoochking's Avatar
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87 gta tpi to carb

I am thinking of carbing my 87 gta tpi. What am i going to need to do this and what are gonna be the pros and cons of swithching from the tpi system to a carburated.
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Old Aug 2, 2010 | 07:31 PM
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From: medina oh
Car: 1982 z28
Engine: 400
Transmission: 700r4
Axle/Gears: 3:23
Re: 87 gta tpi to carb

as far as pros and cons i havnt finished mine yet so cant tell ya there but there not too much to it youll of corse need intake carb either a fuel pressure regulator or a fuel sender from a carb car and you could either do an electric pump or mech pump on engine the other little things are either making your tpi throttle cable work or finding a carb throttle cable i think 57 kid is selling one pretty cheap im not sure if hes sold it yet tho and youll also need a throttle cable bracket most people make there own but one can be purchased pretty easily and also your trans is most likely computer controlled so tci sells a override for that ...im sure theres things i forgot but thats the just of it
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Old Aug 3, 2010 | 12:26 PM
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five7kid's Avatar
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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
Pros to switching to carb:
- It will handle radical performance parts a little better than TPI.

Cons to switching to carb:
- It isn't legal.
- Driveability and economy suffer over a properly tuned and operating TPI.
- You'll spend more on the parts you need than you'll get selling off your TPI parts (assuming you buy new carb parts).

But, if it's what you want to do, I do have a stock carb throttle cable and manifold-mounted bracket available. I let the TV cable go with the transmission.
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