Among the 4-barrel hall-of-famers, there is an absolute master of numbers; a carburetor that has been used on more V8s than any other; a carburetor that has defied standards and retains the capability ...

The Rochester Quadrajet was General Motors' carburetor for dependable, performance four-barrel applications for almost 20 years. While other types of carbs have enjoyed much success on modified ...

CHP's as-yet unnamed project '74 Z28 is topped with a Q-jet, and we decided to yank the old mixer off and get it back into shape for service on whatever hot little small-block we decide to drop into ...