InterMontain N Scale SD40-2
The EMD SD40-2: A Workhorse of the Rails
The EMD SD40-2 is a diesel-electric locomotive that has become an iconic workhorse in the rail industry. Produced by the Electro-Motive Division (EMD) of General Motors, the SD40-2 was introduced in January 1972 as part of EMD's Dash 2 series. Production continued until October 1989, making it one of the longest-running locomotive models in EMD's history.
Prime Mover and Specifications: The SD40-2 is powered by the EMD 16-645E3 prime mover, a turbocharged V16 diesel engine. This engine delivers 3,000 horsepower (2,200 kW), providing the locomotive with the power needed for heavy freight operations.
Production Numbers: A total of 3,982 SD40-2 units were produced during its production run. This impressive number made the SD40-2 one of the best-selling locomotive models in EMD's history, second only to the GP9.
Railroads Operating the SD40-2: The SD40-2 saw widespread use across North America and beyond. Major railroads that operated the SD40-2 include:
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Union Pacific
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Burlington Northern
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Canadian National
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Canadian Pacific
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Norfolk Southern
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CSX Transportation
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Kansas City Southern
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Southern Pacific
Additionally, the SD40-2 found its way to international markets, serving in countries such as Canada, Mexico, Brazil, and Guinea.
Legacy: The SD40-2's reliability and versatility have cemented its place as a staple in the rail industry. Even decades after its introduction, many SD40-2 units remain in active service, a testament to their enduring design and performance.