1955 Chevy Air Cleaners – An Oil bath air cleaner uses a pool of oil to insure the removal of impurities from the air entering the carburetor. Does your 55 Chevy have the correct air cleaner? Over the years your air cleaner could have been replace by one from another year. Below are images of two types of 2 barrel and two types of 4 barrel 1955 Chevy air cleaners, including the correct air cleaner used on a Blue Flame six cylinder.
Servicing the air cleaner on your 1955 Chevy is an important part of maintenance on your engine. Air cleaners are easily removed. All that is necessary, is to remove the wing nut from the center of the housing and the assembly can then be lifted from the carburetor. Service instructions written on the decals indicated that the filter element should be removed and cleaned every 2,000 miles on 1955 Chevrolet V-8 2 barrel oil bath air cleaners and this also applied to the 1955 Chevy Blue Flame 6 cylinder air cleaner. 1955 Chevrolet V-8 4 barrel oil bath air cleaners were to be serviced every 5,000 miles. The instructions indicated the filter element was to be washed in Kerosene, the dirty oil in the base removed and replaced with 1 pint of S.A.E. 50 oil. Do not over fill!
Early 1955 Chevrolet V-8 – 2 Barrel Oil Bath Air Cleaner
The early 1955 V-8 2 barrel air cleaners were about 10 inches tall and a little over 11 inches in diameter. Service instructions were located on upper assembly and was painted screen prints and not a stick on decal. All 1955 Chevrolet air cleaners were painted a semi-gloss black.
Revised 1955 Chevrolet V-8 – 2 Barrel Oil Bath Air Cleaner
A revised 1955 Chevy V-8 2 barrel top assembly air cleaner with two rectangular opening were used in the latter part of the 1955 production year and all of the 1956 production year. Openings were 2 inches by 3 7/8 inches and while the revised upper assembly was about 3 inches tall. Decal can be placed on top. See 1955 Chevy Air Cleaners image above.
Early 1955 Chevrolet V-8 – 4 Barrel Oil Bath Air Cleaner (Round Air Intake)
The image above is a rare example of a round air intake. This early 1955 Chevrolet V-8 – 4 Barrel Oil Bath Air Cleaner base is 13 inches in diameter, while the top assembly is 13 5/16 inches tall. Over all height is just over 7 inches. The most common location for the decal is as shown above.
Revised 1955 Chevrolet V-8 – 4 Barrel Oil Bath Air Cleaner (Oval Air Intake)
Another revision was made mid production year on the 1955 Chevy 4 barrel oil bath air cleaner. Most noticeable is the oval air intake of the top assembly.
Early 1955 Chevrolet V-8 – 2 Barrel Air Cleaner
Revised 1955 Chevrolet V-8
2 Barrel Air Cleaner
6 Cylinder Air Cleaner
Restoring your air cleaner is as simple as sand blasting the upper assembly and lower assembly inside and out. Removing or filling any dents or pits with any metal filler. Prime with a self etching primer then a “fill and sand primer”. And finally paint a simi gloss black. Do not prime or paint the inside surfaces of the air cleaner.
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