What is a quadrajet carb?

Answer Before fuel injection became the standard unit for dispatching gasoline to the spark plugs (to cause the necessary explosions to make the engine work), carburetors were used in the same manner. The... Read More »

Top Q&A For: What is a quadrajet carb

How to Install a Quadrajet Carb?

The Quadrajet carburetor was first offered by General Motors in 1965 on their big-block 396-cubic inch engines.The carburetor was also offered the same year on the Oldsmobile Toronado. The Quadraje... Read More »

How to Adjust the Idle on a QuadraJet Carb?

The Rochester QuadraJet has been called the best device for carburetion ever invented. It has also been derided as difficult to maintain. The QuadraJet is a complicated carburetor, but it is this c... Read More »

How Do I Change the Gas Mixture in a Quadrajet Carb?

Changing the gas mixture of the Quadrajet carburetor is a matter of turning the fuel mixture adjustment screw counterclockwise to allow more gas into the carburetor -- or turning the screw clockwis... Read More »

How to Adjust Idle Screws on a Quadrajet Carb?

The idle screws on a Rochester Quadrajet carburetor fine tune the air-fuel ratio going into the engine during idle. The most common cause of rough idle quality in engines equipped with this carbure... Read More »