3-1 FUEL SYSTEM CHANGES Carburetors A new larger 4-barrel carburetor is used .on Series 60-50-70 engines. A 4-barrel carburetor replaces the 2-barrel carburetor previously used on Series 50 engines. The 1955 carburetor has increased throat diameters which increase efficiency and power output, and is 5/16" lower in height which allows a decrease in hood line. [...]
3-1 FUEL TANK A new fuel tank is used in all 1957 series, having its filler neck located at the center of the rear bumper. The new fuel tank incorporates a replaceable type fuel strainer located at the bottom of the tank, at the outlet. See Figure 3-1. 1957 Buick Fuel Tank To [...]
Effective approximately February 15th, the 1950 Buick Carburetor (Stromberg) will have a redesigned main body, in which the fuel level will be at the bottom of the inspection hole threads. This change was made because of the difficulty in accurately checking fuel level with the first type carburetors. 1950 Buick Carburetor (Stromberg) Main Body [...]
There are no major 1954 Buick Engine changes in comparison to 1953. The Fireball V-8 engines used in all 1954 Series are of the same basic design differing only in bore and piston displacement, compression ratio, power, and carburetor equipment. These differences are shown by Series in the following table: 1954 Buick General Specifications [...]