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.

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Old Apr 8, 2004 | 10:05 PM
  #1  
Xidion's Avatar
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From: Wisconsin Rapids
Car: 1983 Z28 being rebuilt
Engine: 383 Stroker 430 base hp
Transmission: Automatic
I have a question

Me and my dad want to put a 350 into our 1983 Z28 what type of 350 small block Throttle body injectors can i get for that and where? And what are the best ones?
Or what we want to do is maybe convert it over to injection? any one know?

Last edited by Xidion; Apr 8, 2004 at 10:16 PM.
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Old Apr 9, 2004 | 12:47 AM
  #2  
RB83L69's Avatar
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Joined: Jul 1999
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From: Loveland, OH, US
Car: 4
Engine: 6
Transmission: 5
What does the car have in it now? LG4 (base model 4-barrel), "Cross-Fire" throttle body injection, or the HO (the good one of the 3)?
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Old Apr 9, 2004 | 10:26 AM
  #3  
Xidion's Avatar
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From: Wisconsin Rapids
Car: 1983 Z28 being rebuilt
Engine: 383 Stroker 430 base hp
Transmission: Automatic
its the cross fire 305.
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Old Apr 9, 2004 | 11:07 AM
  #4  
RB83L69's Avatar
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From: Loveland, OH, US
Car: 4
Engine: 6
Transmission: 5
It already is injection then. Throttle body injection.

You might want to look around at the Vette boards; the Cross-Fire Vettes had 350s in them, and those would be the injectors that would just bolt directly on and work about right. I'm sure it shouldn't be too hard to find somebody wanting to get rid of that because they're tired of their car being slower than so many 305s.
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Old Apr 9, 2004 | 12:44 PM
  #5  
Xidion's Avatar
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From: Wisconsin Rapids
Car: 1983 Z28 being rebuilt
Engine: 383 Stroker 430 base hp
Transmission: Automatic
well we dont want to use the body ingection. We want a 350 and make it like normal fuel ingection like newer cars.
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Old Apr 9, 2004 | 05:53 PM
  #6  
Air_Adam's Avatar
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From: Saskatoon, SK, Canada
Car: '83 Z28, '07 Charger SRT8
Engine: 454ci, 6.1 Hemi
Transmission: TH350, A5
Axle/Gears: 2.73 posi, 3.06 posi
Sounds like a TPI swap...
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Old Apr 19, 2004 | 09:01 PM
  #7  
Xidion's Avatar
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Joined: Mar 2004
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From: Wisconsin Rapids
Car: 1983 Z28 being rebuilt
Engine: 383 Stroker 430 base hp
Transmission: Automatic
I guess we decided to make the 350 into a 383 so what would be the best TPI conversion for that? NOt only look good but give good performance.
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Old Apr 21, 2004 | 07:13 PM
  #8  
Air_Adam's Avatar
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From: Saskatoon, SK, Canada
Car: '83 Z28, '07 Charger SRT8
Engine: 454ci, 6.1 Hemi
Transmission: TH350, A5
Axle/Gears: 2.73 posi, 3.06 posi
Maybe its just me, but I'd avoid a TPI manifold on a 383. The 383 is gonna be a really heavy breather, and the TPI system wont be able to let it breathe above about 4000 unless its been modified.

Just my 0.02
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