This is the original Rochester manual for this carburetor from 1951. It is generally applicable to Model B carbs from 1932 to the early 60's. Detailed specs and parts lists are included for the 1954-56 Model B used on Chevrolet 6 cylinder cars.
Click on the thumbnails below to view the manual.
1951 Rochester Model B (manual choke)
1951 Rochester Model BC (auto choke)
Specifications and Parts Lists (single page jpegs)