EMD SD45X

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EMD SD45X
Power type Diesel-electric
BuilderGeneral Motors Electro-Motive Division (EMD)
ModelSD45X
Build dateJune 1970 – February 1971
Total production7
AAR wheel arr.C-C
Gaugeft 8½ in (1435 mm)
Prime moverEMD 645E3A
Cylinders20
Power output4,200 hp (3.1 MW)
LocaleUnited States

An EMD SD45X is a 6-axle experimental diesel locomotive built by General Motors Electro-Motive Division between June 1970 and February 1971. Power was provided by an EMD 645E3A 20-cylinder engine which generated 4200 horsepower (3.1 KW). 7 examples of this locomotive model were built for American railroads. 6 of these units would end up in service with Southern Pacific Railroad. One was rebuilt in 1980 by Morrison-Knudsen into an SD45Xm with a long hood from a scrapped DD35.

References

  • Pinkepank, Jerry A. (1973). The Second Diesel Spotter's Guide. Milwaukee, WI: Kalmbach Publishing Co.. ISBN 0-89024-026-4. 
  • Sarberenyi, Robert. EMD SD45X Original Owners. Retrieved on August 27, 2006