EMD GP50

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EMD GP50
BN 3157 IL Eola.jpg
A BN train westbound through Eola, Illinois, led by a GP50
Type and origin
Power type Diesel-electric
Builder General Motors Electro-Motive Division (EMD)
Model GP50
Build date 1980 – 1985
Total produced 278
Specifications
AAR wheel arr. B-B
Length 59 ft 2 in (18.03 m)
Prime mover EMD 16-645F3B
Cylinders V16
Performance figures
Power output 3,500–3,600 hp (2,610–2,685 kW)

An EMD GP50 is a 4-axle diesel-electric 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 hp (2,610 and 2,685 kW). 278 examples of this locomotive were built by EMD between 1980 and 1985. BN 3110-3162 were all delivered with five cab seats, the final five of these having the cab lengthened 23" vs. the standard EMD cab. The GP50 retains the same overall length of 59 feet 2 inches (18.03 meters) as the EMD GP38, EMD GP38-2, EMD GP39, EMD GP39-2, EMD GP40 and EMD GP40-2.

Original Owners[edit]

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
St. Louis – San Francisco Railway 9 790-799 All went to service with BN. All units were delivered shortly after the merger. #3100 (SLSF #791) was delivered in Orange and White, but with the BN numbers in Orange with no BN lettering. The rest 3101-3109 (SLSF #790 and #792-799) were delivered in BN paint.
Southern Railway 90 7003-7092 High hood units; 34 active, 56 retired.

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