On the top is a Farmall M and on the bottom is a Super M. These tractors were very similar in design,
but the difference between the two was that the Super M had a 264 cid 4-cylinder engine while the M
had a 246 cid 4-cylinder engine. They were manufactured with a 5 speed forward and 1 reverse transmision and a 6-volt electrical
system.
International Harvester
