Studies on the Lubricating Oil for Farm Engines. (I)

On the Declination of Various Properties Lubricant of the Air Cooled and Water Cooled Diesel Engines

Abstract

The authors investigated the field test of A-3 air cooled diesel engine oil.
Oil was good enough after 75 hours of operation, when we tried to supply the multigrade additive type engine oil fully, in the condition of light works.