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The EMD SD9 is a model of diesel locomotive built by General Motors Electro-Motive Division between January 1954 and June 1959. An EMD 567C 16- cylinder engine generated 1,750 horsepower (1.30 MW). Externally similar to its predecessor, the SD7 , the SD9 was built with the improved and much more maintainable 567C engine.
Southern Pacific Railroad; Union Pacific Railroad; March 26, 1997 Operational Golden Gate Railroad Museum in Schellville, California [1] Southern Pacific 5623 April 1955 Electro-Motive Division (EMD) GP9R Southern Pacific Railroad: 1991 Operational Niles Canyon Railway in Sunol, California "torpedo boat" version [2] Pennsylvania Railroad 7006 ...
The EMD GP9 is a four-axle diesel-electric locomotive built by General Motors' Electro-Motive Division between 1954 and 1959. The GP9 succeeded the GP7 as the second model of EMD's General Purpose (GP) line, [1] incorporating a new sixteen-cylinder engine which generated 1,750 horsepower (1.30 MW). [2]
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Units #50 and #50A, the Santa Fe Railway's only DL locomotive set, lead the Super Chief during World War II.. All models developed 2,000 hp (1,490 kW). The first unit built as ALCO Specification DL-103b was 4 ft 5 in (1.35 m) longer than the other cab units, and became Chicago, Rock Island and Pacific Railroad #624.
The F9 used a 16-cylinder 567C series Diesel engine developing 1,750 hp (1.30 MW) at 800 rpm. The 567 was designed specifically for locomotive applications, being a 45 degree V-type two-stroke design, with 567 cu in (9.29 L) displacement per cylinder, for a total of 9,072 cu in (148.66 L).
Diagram of Priestman oil engine from The Steam engine and gas and oil engines (1900) by John Perry Petrol–electric Weitzer railmotor, first 1903, series 1906. The earliest recorded example of the use of an internal combustion engine in a railway locomotive is the prototype designed by William Dent Priestman, which was examined by William Thomson, 1st Baron Kelvin in 1888 who described it as ...
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