Built by the Electro-Motive Division of GM as part of “the diesel that did it,” Number 103 was one of a four-unit demonstrator locomotive that proved the efficiency of diesel power compared to steam. It is a 16-cylinder, 567-series engine rated at 1350 h.p. Southern Railway donated it in 1961, and it was declared a National Engineering Landmark on June 26, 1982.
