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Chevy Carburetor Rebuild - Quadrajet Performance Lives!

Quadrajet Carburetor Rebuild
You can see the difference... 
   
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Quadrajet Carburetor Rebuild
You can see the difference in the available choice of metering rods starting with the thinner rod (richer fuel mix) on top to the thick rod (leaner) on the bottom. These particular metering rods are for the secondaries and can be built to run lean or run rich-the choice is yours.
Quadrajet Carburetor Rebuild
A close-up shot: You can see... 
   
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Quadrajet Carburetor Rebuild
A close-up shot: You can see the difference in the air doors after cleaning and restoring. One has been restored to new and the other is still untouched.
Quadrajet Carburetor Rebuild
As an added precaution against... 
   
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Quadrajet Carburetor Rebuild
As an added precaution against possible leaks, all the main well seals are gone over with epoxy...
Quadrajet Carburetor Rebuild
...and sealed up like an Egyptian... 
   
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Quadrajet Carburetor Rebuild
...and sealed up like an Egyptian tomb.
Quadrajet Carburetor Rebuild
O.J. makes it look easy, 30... 
   
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Quadrajet Carburetor Rebuild
O.J. makes it look easy, 30 minutes after he has started assembly the Q-Jet was back together and better-built than the day it was born.
Quadrajet Carburetor Rebuild
The moment of truth! The reborn... 
   
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Quadrajet Carburetor Rebuild
The moment of truth! The reborn Q-Jet is dyno tested on a naturally aspirated 469ci big-block. The Carb Shop Dyno tests each of its carburetors on this particular engine. The 750-cfm Q-Jet was pitted against a 750-cfm Holley and a 750-cfm Demon ... and here are the results.
Quadrajet Carburetor Rebuild
  RPM PEAK
TORQUE
PEAK
HP
Q-Jet 5,000 rpm 562.7 535.7
Q-Jet 6,000 rpm 509.7 582.3
Holley 4,600 rpm 572.2 501.2
Holley 6,000 rpm 513.7 586.9
Demon 4,900 rpm 562.5 524.8
Demon 6,000 rpm 516.7 590.3

Quadrajet Carburetor Rebuild
Quadrajet Carburetor Rebuild
Quadrajet Carburetor Rebuild
Quadrajet Carburetor Rebuild
The Carb Shop
1459 E. Philadelphia St
Ontario
CA  91761

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