The History of Farmall Tractors: 1930-1935

In order to keep up with the progress of competition, Ed Johnston proposed improvements to make the Farmall a better tractor. Discover the changes that occurred to create more modern, small-scale F-20s, F-30s and F-40s.

IHC relied on its E4A magneto from model introduction in 1942 for another few years before replacing it with the F4.
Photo by Randy Leffingwell