The Rochester Quadrajet carburetor was found perched atop the engine of many a classic GM performance vehicle. The Q-Jet is a very capable but often misunderstood carb. This book, How to Rebuild and Modify Rochester Quadrajet Carburetors, seeks to lift the veil of mystery surrounding the Q-Jet and show owners how to tune and modify their carbs for maximum performance. The book will be a complete guide to selecting, rebuilding, and modifying the Q-Jet, aimed at both muscle car restorers and racers. The book includes a history of the Q-Jet, an explanation of how the carb works, a guide to selecting and finding the right carb, instructions on how to rebuild the carb, and extensive descriptions of high-performance modifications that will help anyone with a Q-Jet carb crush the competition.

Holley #80552/4175 Displacement: 350/GM only Flange type: spreadbore Quadrajet 4 bbl/650 cfm. Holley, the leader in performance and reliability, makes it easy to regain original equipment response and power with new marine replacement carburetors. Additional parts may be required for conversion. Please refer to owners manual for proper application.

Carburetor Adapter Holley 4 bbl. Carb To Quadrajet Manifold 0.75 in. Casting Height

Free Worldwide Delivery : How to Build and Modify Rochester Quadrajet Carburetors : Paperback : Cartech Inc : 9781932494181 : 1932494189 : 01 Sep 2006

Also known as: OTC-7667, OTC7667; GM Computer- Controlled Carburetor Tools These tools are designed to adjust settings on computer- controlled Rochester, DualJet, QuadraJet, and VaraJet carburetors on carburated GM engines. Applications: 2 mm double-D VaraJet lean authority screw and idle air bleed; and DualJet and QuadraJet mixture control adjusting screw. 2.5 mm hex DualJet and QuadraJet TPS adjusting screw. 7 mm double-D DualJet and QuadraJet main metering jets. 10 mm double-D DualJet and QuadraJet mixture control solenoid-rich screw. No. 7667 GM computer- controlled carburetor tools.

These Quadrajet carburetor gaskets eliminate the necessity of a complete carburetor rebuild kit. Three part numbers fit most of the millions of Quadrajet carburetors in existence. Made from a durable fuel and heat-resistant gasket material. Airhorn gaskets are precision die cut for an exact fit. Fits Universal Quadrajet Airhorn Gasket, 1966-74

JET's throttle shaft bushing kit restores your throttle valve assembly to better-than-new tolerances. Kit includes 16 bushings, 1 reamer, and instructions.

JET's Q-JET rebuild kit includes needle and seat assembly, accelerator pump, fuel filter gasket, choke seals and body to base gasket.

JET's Q-JET rebuild kit includes needle and seat assembly, accelerator pump, fuel filter gasket, choke seals and body to base gasket.

JET Rochester Quadrajet Stage 1 Carburetor offers improved idle quality as well as instant throttle response. It starts with a complete disassembly of the hand selected core, cleaning and inspection procedure. This carburetor circuits are checked for proper sizing and carburetor is then reassembled using the highest quality components. It facilitates easy and quick installation.

JET Rochester Quadrajet Stage 3 Carburetor offers improved idle quality as well as instant throttle response. It offers maximum torque as well as horsepower and consists of high speed circuits. This carburetor facilitates easy operation and installation.

JET Rochester Quadrajet Stage 1 Carburetor offers improved idle quality and instant throttle response. It starts with a complete disassembly of the hand selected core, cleaning and inspection procedure. This carburetor circuits are checked for proper sizing and is then reassembled using the highest quality components. It facilitates easy and quick installation.

Carburetor Work Stand Quadrajet/Holley Standard And Spread Bore Carbs Mounting Pegs Cast Aluminum

The Edelbrock Quadrajet and Thermo-Quad Adapter Kit includes fuel filter and rubber fuel lines with clamps. The Edelbrock adapter allows proper installation of carburetor to manifold. All parts needed to install the Edelbrock square-bore carburetors to stock Quadrajet and Thermo-Quad manifolds are included. It is designed to replace the original equipment unit. It allows the use of almost any carburetor on almost any intake, saving the hassle and expense of purchasing all new components when changing carburetors or intakes.

The Edelbrock Divorced Choke Rods are designed for use specifically with QuadraJet carburetors and Edelbrock manifolds. The divorced choke resides on the manifold and has an operating rod from the choke to the carburetor. In general, carburetors with divorced chokes use a separate choke-pull off to open the choke. The choke rod opens the blade wider by rising at the right speed. These quality choke rods are direct replacements for the choke rods on your QuadraJet.

Lokar Tri-Power Bracket has stainless brackets mounted to the rear of Holley, Edelbrock, AFB, Quadrajet, Demon and In-Line dual quads. The stainless bracket and GM designed dual stainless spring are used to mount Lokar's throttle cable and kickdown assemblies. The design provides improved clearance on Edelbrock carburetors. The design includes tension screws which prevent brackets from movement under extreme pressure on a kickdown cable, such as with 700-R4 transmission.

The Edelbrock Primary Metering Jet is designed for use with the Edelbrock Performer Series, Thunder Series and original equipment GM Rochester Quadrajet carburetors only and not for any other brands. This is a gasoline, brass metering jet with drill size 0.074 inch. When reassembling, the jet must be screwed in tight against the seat. The step in the rod changes the effective jet area between high and low manifold vacuum conditions. When the manifold vacuum drops due to load, the step up spring forces the metering rod up and the step down in rod size allows more fuel to flow through the jet.

NOS Sniper system is a safe and reliable street / strip system that fits a Quadrajet 4-barrel application. The Sniper is a fully adjustable system and designed to provide 100 to 150 extra horsepower in a 4-barrel square bore application. The kit comes race ready with all necessary components, including a distinctive bright orange 10-pound bottle with the industry standard industrial valve, adjustable plate with jets, solenoids, plus all required lines, hoses, fittings and clamps.

The Edelbrock Performance Quadrajet Hardware Bolt Kit includes two primary power piston retainers, five accelerator pump lever roll-pins, five choke linkage clips and three secondary hanger screws which make your carburetor rebuild go a little smoother. It is designed for a trouble-free installation and includes all of the parts and gaskets necessary to rebuild your carburetor right the first time.

The Edelbrock Secondary Metering Rod is designed for use with the Edelbrock Performer Series and Thunder Series AVS carburetors only and not with any other brands. This secondary metering rod works on any year Quadrajet. It has a letter code-CE for identification. The dimension indicates the tip diameter, not the shaft diameter. The size of this metering rod is 0.0667 inch.

The Edelbrock Quadrajet Power Piston Spring kit includes four different color-coded springs that will help you fine-tune your Quadrajet carburetor for varying loads and conditions. It fits quadrajet carburetors and includes the following springs: gold (4 Hg), orange (5 Hg), black (6 Hg), and yellow (8 Hg). It is sold as a set of four.

The Edelbrock Performance Rebuild Kit helps to bring back the performance of your Quadrajet in an easy way and also your high performance engines back into tune. They are designed for a trouble-free installation and include all of the parts and gaskets that are made of top quality materials that meet or exceed OEM specifications necessary to rebuild your carburetor right the first time.

This handy tool provides a quick and easy method of affaching an engine lift chain. Bolts directly onto intake manifold for easy engine lifting that fits Holley and Quadrajet type mounting bolt pattern. Carries a 1000 pound rating.

Edelbrock Q-Jet K Secondary Metering Rod Hanger allows you to fine tune the quadrajet for optimum performance. This hanger has a height of .545 measuring from rod hole to the hanger mounting surface. It holds and positions the secondary metering rod in the secondary jet which helps to maintain the fuel flow.

Lokar 6 36 Inch Duo-Pak Hi-Tech Throttle with Srk-4000 is equipped with a Throttle Cable in stainless or black housing. It also has a stainless steel carburetor bracket and return spring kit. The Duo-Pak is only available for carbureted applications with Holley, Edelbrock, AFB, Quadrajet and In-Line Dual Quad carbs.

Gasket SetContains intake gasket, quadrajet gasket, valve grind cover gasket, head gasket, exhaust manifold, mounting gasket, and valve seal

Lokar 6 36 Inch Duo-Pak Universal Cable with Srk-4000 is equipped with a Throttle Cable in stainless or black housing. It also has a stainless steel carburetor bracket and return spring kit. The Duo-Pak is only available for carbureted applications with Holley, Edelbrock, AFB, Quadrajet and In-Line Dual Quad carbs.

This open carburetor adaptor is designed to easily adapt Holley or AFB 4-barrel carburetors to Quadrajet or AFB 4-barrel manifolds. It is made of precision die-cast aluminum and includes a gasket and hardware for quick installation.

The Edelbrock Four-Hole Square-Bore to Spread-Bore Carburetor Adapter allows proper installation of carburetor to manifold. It mounts the Edelbrock square-bore carburetors to stock Quadrajet and Thermo-Quad manifolds. It is designed to replace the original equipment unit. It allows the use of almost any carburetor on almost any intake, saving the hassle and expense of purchasing all new components when changing carburetors or intakes.

The Edelbrock Q-Jet Airhorn Gasket Kit is for the Edelbrock and GM Rochester Quadrajet carburetors. This air horn gasket is made from the same high-grade gasket material that the Edelbrock uses for its new carburetor gaskets with 4 barrels.