EMD GP50

**EMD GP50**
Power type	Diesel-electric
A BN train westbound through Eola, Illinois, led by a GP50
Builder	General Motors Electro-Motive Division (EMD)
Model	GP50
Build date	1980 – 1985
Total production	278
AAR wheel arr.	B-B
Gauge	4 ft 8½ in (1435 mm)
Length	59 ft 2 in (18 m
Prime mover	EMD 645F3B
Cylinders	16
Power output	3,500 – 3,600 hp

An EMD GP50 is a 4-axle diesel locomotive built by General Motors Electro-Motive Division (EMD). It is powered by a 16-cylinder EMD 645F3B diesel engine, which can produce between 3,500 and 3,600 horsepower. 278 examples of this locomotive were built by EMD between 1980 and 1985. A version of this locomotive called the GP50L was produced with an extended cab. The GP50 rides on the same frame as the EMD GP38, EMD GP38-2, EMD GP39, EMD GP39-2, EMD GP40 and EMD GP40-2, giving it an overall length of 59 feet 2 inches.

[edit] Original Owners

Railroad	Quantity	Road numbers	Notes
Atchison, Topeka and Santa Fe Railway	45	3810-3854	All now in service with BNSF Railway
Burlington Northern Railroad	63	3100-3162	Most now in service with BNSF Railway
Chicago and North Western Railway	50	5050-5099	All now in service with Union Pacific Railroad
Missouri Pacific Railroad	30	3500-3529
Southern Railway	90	7003-7092	High hood units

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4-axle general purpose diesel locomotives built by GM-EMD
BL2, GP7, GP9, GP15-1, GP15AC, GP15T, GP18, GP20, GP20D, GP28, GP30, GP35, GP38, GP38AC, GP38-2, GP39, GP39DC, GP39X, GP39-2, GP40, GP40P, GP40P-2, GP40TC, GP40X, GP40-2, GP49, GP50, GP59, GP60
(See also: List of GM-EMD locomotives)