Click to enlarge/reduce

This Rochester 4GC model four barrel carburetor service manual reprint is 19 pages, and covers the Rochester carbs for use on the Pontiac 1955 through 1966 including GTO / 1955 thru 1966 Chevrolet / Oldsmobile 1952 thru 1965 / Buick 1955 thru 1966 / Packard 1955 and 1956 / Cadillac 1952 thru 1966 / also used for Chris Craft and Crusader Marine and also was used for Daytona Marine, Grumman Allied Marine, Keikhaefer Marine, Owens Marine, Revley Marine, and Gray Marine.

It covers in depth and explains the performance features, service features, and operating systems in easy to understand language so you can understand how these carbs operate, covering the idle system, part throttle system, high speed system (power system) accelerating pump system, choke system, and choke modifier, then goes into dissassembly, cleaning and inspection and assembly of the carburetor.

"this will make a nice addition to your auto tech library"