SECTION 3-C 1951 BUICK FUEL SYSTEM ADJUSTMENTS AND REPLACEMENTS - EXCEPT IN PUMP AND CARBURETOR ASSEMBLIES 3-7 1951 BUICK AIR CLEANER AND GAS FILTER SERVICE 1951 Buick Air Cleaner Service A 1951 Buick air cleaner with a dirty element, or with oil that is dirty, too heavy, or too high in the sump, will restrict [...]
SECTION 3-B 1951 BUICK FUEL SYSTEM TROUBLE DIAGNOSIS 3-4 1951 BUICK HARD STARTING Improper Use of 1951 Buick Accelerator Pedal To avoid complaints of hard starting, 1951 Buick owners should be advised on the proper use of the 1951 Buick accelerator pedal for starting the engine. When the engine is cold, depress the accelerator pedal just far enough [...]
SECTION 3-A 1951 BUICK ENGINE FUEL AND EXHAUST SYSTEMS SPECIFICATIONS AND DESCRIPTION 3-1 SPECIFICATIONS Tightening Specifications Use a reliable torque wrench to tighten the parts listed, to insure proper tightness without straining or distorting parts. These specifications are for clean and lightly lubricated threads only; dry or dirty threads produce increased friction which prevents accurate [...]
CARBURETOR SPECIFICATIONS CHANGES 1956 Following are the latest carburetor specifications for 1956. Rather than list the individual changes, we are reprinting the specifications for the Carter, Stromberg and Rochester Carburetors; therefore, the information on carburetor specifications listed in BPS 2.396 should be disregarded. NOTE: Only those items identified by an asterisk are affected by the [...]
3-1 AIR CLEANER AND INTAKE SILENCER The low restriction concentric type air cleaner used on the 1955 40 Series will continue to be used in 1956. An improved air cleaner will be used on the 60-50-70 Series. Due to the engine's increased volumetric efficiency, the element has been redesigned to prevent the possibility of reservoir [...]
3-1 AIR CLEANER AND INTAKE SILENCER A new air cleaner with a high level in let tube, oval in shape, is used on the 1958 Buicks. Modified from the straight-ahead design of the 1957 air cleaner, the new in let tube is directed 15° to the right of the center line of the engine to [...]
CARBURETOR SPECIFICATION Following are the latest carburetor specifications for 1954 and 1955. Rather than list the individual changes we are reprinting the specifications for both Carter and Stromberg carburetors. These are the latest complete specifications available at this time. CARTER CARBURETOR & CHOKE CALIBRATIONS 1954 IMPORTANT: Calibrations are governed by the CODE number on the [...]
SECTION 3-D 1950 BUICK FUEL AND VACUUM PUMP 3-14 DESCRIPTION AND OPERATION OF 1950 BUICK FUEL AND VACUUM PUMP Description of Pump The AC type AJ combination 1950 Buick fuel and vacuum pump is used on . all . series engines. The pump assembly for Series 70 differs from the pump for Series 40-50 only [...]
SECTION 3-B 1950 BUICK FUEL SYSTEM TROUBLE DIAGNOSIS 3-4 HARD STARTING Improper Use of Accelerator Pedal To avoid complaints of hard starting, owners should be advised on the proper use of the accelerator pedal for starting the engine. When the engine is cold, depress the accelerator pedal just far enough to cause cranking motor to [...]
SECTION 3-A 1950 BUICK ENGINE FUEL AND EXHAUST SYSTEMS SPECIFICATIONS AND DESCRIPTION 3-1 SPECIFICATIONS Tightening Specifications Use a reliable torque wrench to tighten the parts listed, to insure proper tightness without straining or distorting parts. These specifications are for clean and lightly lubricated threads only; dry or dirty threads produce increased friction which prevents accurate [...]