An EMD GP28 is a 4-axle road switcher diesel-electric locomotive built by General Motors Electro-Motive Division between March 1964 and November 1965. Power was provided by an EMD 567D1 16-cylinder engine which generated 1,800 horsepower (1.34 MW). This locomotive was basically a non-turbocharged version of the EMD GP35.
|Chihuahua Pacific Railroad||808-810 equipped with high short hood and steam generators|
|Illinois Central Railroad|
|Mississippi Central||to Illinois Central 9441|
|Southern Peru Copper Corporation|
|Kansas, Oklahoma and Gulf Railway||to Texas and Pacific Railway 570, 571, to Missouri Pacific Railroad 700-701|
- Pinkepank, Jerry A. (1973). The Second Diesel Spotter's Guide. Milwaukee, Wisconsin: Kalmbach Publishing. ISBN 978-0-89024-026-7.
- Sarberenyi, Robert. "EMD GP28 Original Owners". Retrieved August 27, 2006.
- Extra 2200 South (36): 22–23. September–October 1972. Missing or empty
- "GM Export Models". Utah Rails.
- "EMD Road Switchers: GP28". Utah Rails.