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 ...

From the postwar era to the mid-'80s, General Motors' Rochester Division defined carburetor performance. Rochester also developed the mechanical fuel injection systems found on '57-'59 full-size ...

For those who prefer to run your street engines with a Rochester Quadrajet, here are a couple of tips that can very useful. It’s common knowledge that the secondary metering rods determine the jetting ...