This manual was written by Chevrolet to train mechanics how to adjust and overhaul carburetors. This book specifically covers the 4-bbl. carburetor. The Rochester four-barrel carburetor is supplied with the factory-installed Powerpak option on 1956 and 1957 models, mainly with automatic transmissions. It is also supplied in dealer installed Powerpak units. Learn how to adjust the choke, choke rod, unloader, secondary throttle lockout and contour, accelerator linkage, pump rod, idle speed, and float. You'll find out how to overhaul the carburetor, including disassembling and assembling the choke housing, float bowl, and throttle body. Cleaning, inspection, installation, and removal are also covered. Buy now to find out how to work on your carburetor.
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