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- JET Modified Streetmaster Rochester Quadrajet Carburetors
From the best tuners in the industry come modified Quadrajet carburetors from JET Performance to match your specific performance needs.
Streetmaster Rochester Quadrajet 4-bbl
STAGE 1 - Disassembled, cleaned and inspected to restore factory stock performance. Casting plugs are sealed with epoxy to prevent leak-down. All of the circuits are checked for proper sizing and the calibration is checked for proper jets, primary metering rods and secondary metering rods. Quadrajet Carb is reassembled with new float, choke pull-off and bronze bushed throttle shafts.
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STAGE 2 - All features of Stage 1 carbs plus fully recalibrated idle, off idle, main, accelerator pump and high speed circuits. Provides improved idle quality, instant throttle response and maximum torque and hp.
STAGE 3 - For serious street-strip and race applications such as circle/oval track and NHRA Stock and Super Stock classes. Fully modified Quadrajet with oversized .149 needle and seat assembly. Main well size is increased and balanced to assure proper top end, high RPM fuel flow. Extensive circuit modifications are performed to keep the fuel curve correct throughout the RPM range, clean idle quality, and instant off the line response.
JEGS EZ Kits are designed by JEGS professionals to ensure that you get all the correct parts you need.
Passenger Car
JET Performance Quadrajet Carburetor 800 CFM Stage 1 w/Electric Choke Buick & Oldsmobile 350-455ci
JET Performance Quadrajet Carburetor 800 CFM Stage 2 Buick & Oldsmobile 350-455ci
JET Performance 32102 Rochester Quadrajet Carburetor 800 CFM Stage 2 for Pontiac 350-455 ci. Engines
JET Performance 32102 Rochester Quadrajet Carburetor 800 CFM Stage 2 for Pontiac 350-455 ci. Engines
Passenger Car/Light Truck
JET Performance Quadrajet Carburetor 750 CFM Stage 1 Divorced Choke Style 1966-1973 Chevy/GMC Cars/Trucks
JET Performance Quadrajet Carburetor 750 CFM Stage 1 Divorced Choke Style 1974-1978 Chevy/GMC Cars/Trucks
Light Truck
Big Block GM Truck
Circle Track - Oval Track
JET Performance Quadrajet Carburetor 750 CFM Modified Small Block Chevy - Circle/Oval Track
Quadrajet Adjustable Part Throttle Kit
JET Performance Quadrajet Adjustable Part Throttle Kit Everything Necessary To Have Easy Access To The Adjustable Part Throttle Feature
Quadrajet Bushing Kit
Metering Rods
Primary Carburetor Jets
What Are JET Modified Streetmaster Rochester Quadrajet Carburetors Common Pros and Cons?
JET Modified Streetmaster Rochester Quadrajet Carburetors are a great option for street and race use, depending on the stage chosen. These carburetors are made from high quality materials and assembly to provide the best performance and long service life. The carburetor Rochester Quadrajet, in comparison to Holley and Carter/AFB/Edelbrock designs does not have as strong of an aftermarket parts offering, which can sometimes be an issue when repair, service, or tuning parts are needed.
Which JET Modified Streetmaster Rochester Quadrajet Carburetors Are Best?
When selecting a Rochester Quadrajet carburetor, the first determination needed is the CFM size. This is determined by the engine volume, max RPM use, and volumetric efficiency. Visit our "How to Choose a Carburetor For Your Car" article to help you determine the correct CFM. Once the correct size is confirmed, choose from either Stage 1, 2, or 3 options that match your intended use for the vehicle and engine combination.
How Much Do JET Modified Streetmaster Rochester Quadrajet Carburetors Cost?
JET Modified Streetmaster Rochester Quadrajet carburetors are available starting at around $575 and range up to $650, depending on size and stage level.