EMD SD7
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 SP 1518 at the Illinois Railway Museum |
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| 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 | 4 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
- Pinkepank, Jerry A. (1973). The Second Diesel Spotter's Guide. Milwaukee, WI: Kalmbach Publishing Co.. ISBN 0-89024-026-4.
- Sarberenyi, Robert. EMD SD7 Original Owners. Retrieved on August 27, 2006
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