EMD SD7

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EMD SD7
EMD SD7
SP 1518 at the Illinois Railway Museum
Power type Diesel-electric
Builder General Motors Electro-Motive Division (EMD)
Model SD7
Build date February 1952 – November 1953
Total production 188
AAR wheel arr. C-C
Gauge ft 8½ in (1435 mm)
Prime mover EMD 567B
Cylinders V16
Power output 1,500 hp (1.1 MW)
Locale United States
Disposition some still in service

An EMD SD7 is a 6-axle diesel locomotive built by General Motors Electro-Motive Division between February 1952 and November 1953. Power was provided by an EMD 567B 16-cylinder engine which generated 1500 horsepower (1.1 MW).

188 examples of this locomotive model were built for American railroads.

[edit] Original Buyers


Owner Quantity Numbers Notes
Baltimore and Ohio Railroad 5 760-764 760 new as EMD (demonstrator) 991
Bessemer and Lake Erie Railroad 8 451-455, 801-803
Chicago and North Western Railway 5 1660-1664
Chicago, Burlington and Quincy Railroad 37 300-324, 400-411
Chicago, Milwaukee, St. Paul and Pacific Railroad 24 2200-2223
Colorado and Southern Railway 10 810-819
Central of Georgia Railroad 1 201
Denver and Rio Grande Western Railroad 5 5300-5304
Fort Worth and Denver Railway 11 850-860
Great Northern Railway 23 560-572
Kennecott Copper Corporation 1 903
Minneapolis and St. Louis Railway 2 852, 952
Nevada Northern Railway 1 401
Pennsylvania Railroad 2 8588-8589
Southern Pacific Railroad 43 5279-5293, 5308-5335 5308 new as EMD (demonstrator)990
Union Pacific Railroad 10 775-784

[edit] Preservation

The first SD7 built by EMD, former demonstrator 990, Southern Pacific 1518, is preserved in operational condition at the Illinois Railway Museum.

[edit] References