The Farmall M was built from 1939 till 1952. It was available in gasoline or distillate. They were also built in Australia and Great Britain. The 4 cylinder engine had a displacement of 248 cubic inches and produced 33 hp. There were over 270,000 Farmall M tractors built. When it was introduced it sold for $1200. By 1952 it sold for $2400. The M replaced the F 30 and was replaced by the Super M. The "MV" series was the high clearance model. The W6 was the standard or wheatland model of the M .We have several Farmall M tractors in our collection.