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.

would this work

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Old Mar 15, 2003 | 01:13 PM
  #1  
z28crazy's Avatar
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From: North Salem Ny United States
Car: 86 Z-28
Engine: 356 4-bolt
Transmission: Borg warner T-5
would this work

i have an 86 z-28.

i have swapped my 305 for a 350, and to get more power im wonderingif i disconnect my q-jet from the computer hookups, would it run first of all and would i get more power.

it is a factory 4bbl q-jet with an electric choke. it has been rebuilt.
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Old Mar 15, 2003 | 02:59 PM
  #2  
curt86iroc's Avatar
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From: Hillsborough, NJ
Car: 1990 IROC
Engine: L98
Transmission: TH700-R4
no, it will not run right. the comp controls the A/F mixture and the timing advance....
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Old Mar 15, 2003 | 07:31 PM
  #3  
z28crazy's Avatar
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From: North Salem Ny United States
Car: 86 Z-28
Engine: 356 4-bolt
Transmission: Borg warner T-5
so will having all the electronics hinder my performance of my engine? is there any little secrets that i could use , where i could get more power w/o changing the carb?
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Old Mar 15, 2003 | 09:24 PM
  #4  
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
"Power" is in the secondaries.

First, make sure it is operating to its potential. Go over the information in the tech article on q-jets and do what is necessary.

Then, tune the secondary mixture with rods & hanger. DR rods on a B hanger is a pretty good overall setup.
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