EMD F7
Encyclopedia
The EMD F7 was a 1500 hp Diesel-electric locomotive
Diesel locomotive
A diesel locomotive is a type of railroad locomotive in which the prime mover is a diesel engine, a reciprocating engine operating on the Diesel cycle as invented by Dr. Rudolf Diesel...

 produced between February 1949 and December 1953 by the Electro-Motive Division of General Motors (EMD) and General Motors Diesel (GMD)
General Motors Diesel
General Motors Diesel was a Canadian railway diesel locomotive manufacturer.-History:General Motors Diesel, Limited, was created in 1949 as the Canadian subsidiary of the Electro Motive Division of General Motors located in the United States...

. It succeeded the F3
EMD F3
The EMD F3 was a , B-B freight- and passenger-hauling diesel locomotive produced between July 1945 and February 1949 by General Motors’ Electro-Motive Division. Final assembly was at GM-EMD's La Grange, Illinois plant...

 model in GM-EMD's F-unit
EMD F-unit
EMD F-units were a line of Diesel-electric locomotives produced between November 1939 and November 1960 by General Motors Electro-Motive Division and General Motors-Diesel Division. Final assembly for all F-units was at the GM-EMD plant at La Grange, Illinois and the GMDD plant in London, Ontario...

 sequence, and was replaced in turn by the F9
EMD F9
The EMD F9 was a Diesel-electric locomotive produced between February 1953 and May 1960 by the Electro-Motive Division of General Motors and General Motors Diesel . It succeeded the F7 model in GM-EMD's F-unit sequence. Final assembly was at GM-EMD's La Grange, Illinois plant. The F9 was also...

. Final assembly was at GM-EMD's La Grange, Illinois
La Grange, Illinois
La Grange, a suburb of Chicago, is a village in Cook County, in the U.S. state of Illinois. The population was 15,608 at the 2000 census.-History:...

 plant or GMD's London, Ontario
London, Ontario
London is a city in Southwestern Ontario, Canada, situated along the Quebec City – Windsor Corridor. The city has a population of 352,395, and the metropolitan area has a population of 457,720, according to the 2006 Canadian census; the metro population in 2009 was estimated at 489,274. The city...

 facility. Although originally promoted as a freight-hauling unit by EMD, the F7 was also used in passenger service hauling such trains as the Santa Fe
Atchison, Topeka and Santa Fe Railway
The Atchison, Topeka and Santa Fe Railway , often abbreviated as Santa Fe, was one of the larger railroads in the United States. The company was first chartered in February 1859...

's Super Chief
Super Chief
The Super Chief was one of the named passenger trains and the flagship of the Atchison, Topeka and Santa Fe Railway. It was often referred to as "The Train of the Stars" because of the many celebrities who traveled on the streamliner between Chicago, Illinois and Los Angeles, California.The Super...

 and El Capitan
El Capitan (passenger train)
El Capitan was one of the named passenger trains of the Atchison, Topeka and Santa Fe Railway. It was the only coach, or chair car train to operate the Santa Fe main line from Chicago, Illinois to Los Angeles, California on the same fast schedule as the road's premier Pullman Super Chief.This...

.

A total of 2,366 cab-equipped lead A-unit
A unit
An A unit, in railroad terminology, is a locomotive equipped with a driving cab, or crew compartment, and the control system to control other locomotives in a multiple unit, and therefore able to be the lead unit in a consist of several locomotives controlled from a single position...

s and 1,483 cabless booster or B-unit
B unit
A "B" unit, in railroad terminology, is a locomotive unit which does not have a driving cab, or crew compartment, and must therefore be controlled from another, coupled locomotive with a driving cab . The term booster unit is also used. The concept was largely confined to North America...

s were built. The F7 was the fourth model in GM-EMD's successful line of F-unit
EMD F-unit
EMD F-units were a line of Diesel-electric locomotives produced between November 1939 and November 1960 by General Motors Electro-Motive Division and General Motors-Diesel Division. Final assembly for all F-units was at the GM-EMD plant at La Grange, Illinois and the GMDD plant in London, Ontario...

 locomotives, and by far the best-selling cab unit
Cab unit
A cab unit and a carbody unit are body styles of locomotives in railroad terminology. While closely related, they are not exactly the same....

 of all time. (Note: the B-unit is often referred to as an "F7B", whereas the A-unit is merely an "F7".)

Many F7s remained in service for decades, as railroads found them economical to operate and maintain. However the locomotive was not very popular with the yard crews who operated them in switching service because they were difficult to mount and dismount, and it was also nearly impossible for the engineer to see hand signals from his ground crew without leaning way outside the window. As most of these engines were bought and operated before two-way radio became standard on most American railroads, this was a major point of contention. In later years, with the advent of the “GP” type “road switchers”, Fs were primarily used in “through freight” and “unit train” service where there was very little or no switching to be done on line of road.

The F7 can be considered the zenith of the cab unit freight Diesel
Diesel locomotive
A diesel locomotive is a type of railroad locomotive in which the prime mover is a diesel engine, a reciprocating engine operating on the Diesel cycle as invented by Dr. Rudolf Diesel...

, as it was ubiquitous on North American railroads until the 1970s (even longer in Canada
Canada
Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

). It powered some of the most famous trains in North America.

The F7 replaced the F3
EMD F3
The EMD F3 was a , B-B freight- and passenger-hauling diesel locomotive produced between July 1945 and February 1949 by General Motors’ Electro-Motive Division. Final assembly was at GM-EMD's La Grange, Illinois plant...

, differing primarily in internal equipment (mostly electrical) and some external features. Its continuous tractive effort rating was 20% higher (e.g. 40000 lb for an F7 with 65 mph gearing, compared to 32500 lb for an F3 with the same gearing). The F7 was eventually succeeded by the more powerful but mechanically similar F9
EMD F9
The EMD F9 was a Diesel-electric locomotive produced between February 1953 and May 1960 by the Electro-Motive Division of General Motors and General Motors Diesel . It succeeded the F7 model in GM-EMD's F-unit sequence. Final assembly was at GM-EMD's La Grange, Illinois plant. The F9 was also...

.

Identification

There are no easily identifiable differences between late F3 production and early F7 production; the major differences were all internal electrical system changes. However, no F7 had the “chicken wire” grilles of most F3s, and no F3s had the later F7 changes described below under Phases.

The EMD F9
EMD F9
The EMD F9 was a Diesel-electric locomotive produced between February 1953 and May 1960 by the Electro-Motive Division of General Motors and General Motors Diesel . It succeeded the F7 model in GM-EMD's F-unit sequence. Final assembly was at GM-EMD's La Grange, Illinois plant. The F9 was also...

 is distinguishable from the late F7 by having five, rather than four, carbody center louver groups covering the carbody filters. The additional one is placed ahead of the first porthole, where F7s have no openings. The F9s greater power output, of course, cannot be seen from the outside.

Phases

The identification of locomotive “phases” is a creation of railfan
Railfan
A railfan or rail buff , railway enthusiast or railway buff , or trainspotter , is a person interested in a recreational capacity in rail transport...

s. EMD used no such identification, and instead kept track of the marketing name (F7) and individual locomotives’ build numbers. During the production cycle of a model, EMD would often make detail changes that were not readily apparent to the casual observer. To keep better track of the variations of locomotives identified the same by the manufacturer, railfans began referring to phases (critical changes to a locomotive line).

Despite not being official designations, the phase description is useful. However, many of the changes described are cosmetic, easily changed features of a locomotive: e.g., roof fans, body panels, grilles and the like could be and sometimes were updated or swapped. Most of the phase differences on the F7 were concerned only with A units; B units varied far less. The following are normally identified as F7 phases:

Phase I (early)

Built from February 1949. Upper grille with horizontal openings. Four horizontal louvred openings on center body panel. 36-inch dynamic brake fan, if dynamic brakes fitted. Flush windshield gasket changed to raised in July 1949. Square cab door corners with kick plates on the steps beneath. Wing window short with square corners. Single drip strip over cab windows and door. Square end door window. Round sand filler cover. Rear overhang.

Phase I (late)

Built from March 1950. Upper grille started out horizontal, as in early Phase I; from March 1951, some locomotives were built with vertical-slotted "Farr-Air" grilles, and by October 1951, all had them. Cab doors became round-cornered, and the kick plates were deleted. The wing windows became larger, with round corners. Two drip strips; one over cab windows, second over door. The end door window became round after November 1950.

Phase II

Built from February 1952. All upper grilles vertical "Farr-Air" type. Center car body louvres became vertical-slotted. Sand filler now with a horizontal, rectangular pull handle. From June 1952, 48-inch dynamic brake fans began to be introduced; from October 1952, all dynamic-brake equipped locomotives had them. At that latter date, locomotives no longer had a rear overhang.

Locomotives built by Electro-Motive Division, USA

Railroad Quantity
A unit
A unit
An A unit, in railroad terminology, is a locomotive equipped with a driving cab, or crew compartment, and the control system to control other locomotives in a multiple unit, and therefore able to be the lead unit in a consist of several locomotives controlled from a single position...

s
Quantity
B unit
B unit
A "B" unit, in railroad terminology, is a locomotive unit which does not have a driving cab, or crew compartment, and must therefore be controlled from another, coupled locomotive with a driving cab . The term booster unit is also used. The concept was largely confined to North America...

s
Road numbers
A units
Road numbers
B units
Notes
Electro-Motive Division (demonstrators)
2
801–802
to Great Northern 272A,B
Electro-Motive Division (demonstrator)
1
930
to Boston & Maine 4268
Electro-Motive Division (demonstrators)
2
1950A,B
to Louisville & Nashville 857–858
Electro-Motive Division (demonstrators)
2
2
459A,D
459B,C
to Union Pacific 1481–1482 (A units), 1496B,C (B units)
Electro-Motive Division (demonstrators)
1
5040
to Union Pacific 1483
Electro-Motive Division (demonstrators)
2
7002–7003
FP7
EMD FP7
The EMD FP7 was a , B-B dual-service passenger and freight-hauling diesel locomotive produced between June 1949 and December 1953 by General Motors' Electro-Motive Division and General Motors Diesel. Final assembly was at GM-EMD's La Grange, Illinois plant, excepting locomotives destined for...

-F7B-F7B demonstrators; to Soo Line (Wisconsin Central) 2500B–2501B
Electro-Motive Division (demonstrators)
2
9052–9053
FP7-F7B-F7B demonstrators; to Soo Line 500B–501B
Atlantic Coast Line Railroad
Atlantic Coast Line Railroad
The Atlantic Coast Line Railroad was an American railroad that existed between 1900 and 1967, when it merged with the Seaboard Air Line Railroad, its long-time rival, to form the Seaboard Coast Line Railroad...

 
77
12
317, 348–423
392B–403B
Alaska Railroad
Alaska Railroad
The Alaska Railroad is a Class II railroad which extends from Seward and Whittier, in the south of the state of Alaska, in the United States, to Fairbanks , and beyond to Eielson Air Force Base and Fort Wainwright in the interior of that state...

 
5
4
1500–1508 (even)
1501–1507 (odd)
Atchison, Topeka and Santa Fe Railway
Atchison, Topeka and Santa Fe Railway
The Atchison, Topeka and Santa Fe Railway , often abbreviated as Santa Fe, was one of the larger railroads in the United States. The company was first chartered in February 1859...

 
215
247
37,C–47,C, 202,C–280,C, 300–316, 306–314 (second), 336–344
37A,B–47A,B, 48A, 202A,B–280A,B, 300A,B–316A,B, 306A,B–314A,B (second), 336A,B–340A,B, 341A–344A
37–47 passenger, 202-280 freight, 300-344 dual service, 48A rebuilt by EMD from Santa Fe F3B 32A (1st), used by EMD as a demo for several years
Bessemer and Lake Erie Railroad
Bessemer and Lake Erie Railroad
The Bessemer and Lake Erie Railroad is a class II railroad that operates in northwestern Pennsylvania and northeastern Ohio.The railroad's main route runs from the Lake Erie port of Conneaut, Ohio to the Pittsburgh suburb of Penn Hills, Pennsylvania, a distance of 139 miles...

 
28
26
701A–728A
701B–726B
Boston and Maine Railroad
Boston and Maine Railroad
The Boston and Maine Corporation , known as the Boston and Maine Railroad until 1964, was the dominant railroad of the northern New England region of the United States for a century...

 
3
4
4265–4267
4265B–4268B
EMD Demonstrator 930 to B&M 4268
Baltimore and Ohio Railroad
Baltimore and Ohio Railroad
The Baltimore and Ohio Railroad was one of the oldest railroads in the United States and the first common carrier railroad. It came into being mostly because the city of Baltimore wanted to compete with the newly constructed Erie Canal and another canal being proposed by Pennsylvania, which...

 
157
100
180,A–192,A (even), 231–237 (odd), 239,A–297,A (odd), 361,A–365,A (odd), 367–374, 929,A–973,A (odd), 975, 977,A–993,A (odd)
180X,AX–192A,AX (even), 153X–171Z (odd), 231X–237X (odd), 249X–297X (odd), 361X, 363X,AX, 365X,AX, 367X,AX–374X,AX (odd & even), 929X–961X (odd), 977X–993X (odd)
Charleston and Western Carolina Railway 
6
-
900-905
to ACL 424A-429A
Chicago, Burlington and Quincy Railroad
Chicago, Burlington and Quincy Railroad
The Chicago, Burlington and Quincy Railroad was a railroad that operated in the Midwestern United States. Commonly referred to as the Burlington or as the Q, the Burlington Route served a large area, including extensive trackage in the states of Colorado, Illinois, Iowa, Kentucky, Missouri,...

 
10
3
163A–166A, 167A,C–169A,C
167B–169B
Chicago Great Western Railway
Chicago Great Western Railway
The Chicago Great Western Railway was a Class I railroad that linked Chicago, Minneapolis, Omaha, and Kansas City. It was founded by Alpheus Beede Stickney in 1885 as a regional line between St. Paul and the Iowa state line called the Minnesota and Northwestern Railroad...

 
4
20
153–156
104B, 105D–112D, 113B,D–116B,D, 116E,F,G
Chicago and North Western Railway
Chicago and North Western Railway
The Chicago and North Western Transportation Company was a Class I railroad in the Midwest United States. It was also known as the North Western. The railroad operated more than of track as of the turn of the 20th century, and over of track in seven states before retrenchment in the late 1970s...

 
72
22
4067A,C–4102A,C
4067B–4084B, 4091B–4094B
Chicago, St. Paul, Minneapolis and Omaha Railway
Chicago, St. Paul, Minneapolis and Omaha Railway
The Chicago, St. Paul, Minneapolis and Omaha Railway or Omaha Road was a railroad in the U.S. states of Nebraska, Iowa, Minnesota, Wisconsin and South Dakota. It was incorporated in 1880 as a consolidation of the Chicago, St. Paul and Minneapolis Railway and the North Wisconsin Railway,. The...

 (“Omaha Road”)
12
6500A,C–6505A,C
Chicago, Rock Island and Pacific Railroad
Chicago, Rock Island and Pacific Railroad
The Chicago, Rock Island and Pacific Railroad was a Class I railroad in the United States. It was also known as the Rock Island Line, or, in its final years, The Rock.-Incorporation:...

 
31
17
100–127, 675–677
100B–109B, 120B–123B, 675B–677B
675–677 passenger
Chesapeake and Ohio Railway
Chesapeake and Ohio Railway
The Chesapeake and Ohio Railway was a Class I railroad formed in 1869 in Virginia from several smaller Virginia railroads begun in the 19th century. Led by industrialist Collis P...

 
94
54
7000–7093
7515–7546, 8500–8506
8500s passenger (with FP7)
Clinchfield Railroad
Clinchfield Railroad
The Clinchfield Railroad was an operating and holding company for the Carolina, Clinchfield and Ohio Railway . The line ran from the coalfields of Virginia and Elkhorn City, Kentucky, to the textile mills of South Carolina...

 
15
11
806–820
853–863
Colorado and Southern Railway
Colorado and Southern Railway
The Colorado and Southern Railway was a railroad company in the western United States that operated independently from 1898 to 1908, then as part of the Chicago, Burlington and Quincy Railroad until it was absorbed into the Burlington Northern Railroad in 1981.The railway began as the...

 
6
6
700A,D–702A,D
700B,C–702B,C
Delaware, Lackawanna and Western Railroad
Delaware, Lackawanna and Western Railroad
The Delaware, Lackawanna and Western Railroad Company was a railroad connecting Pennsylvania's Lackawanna Valley, rich in anthracite coal, to Hoboken, New Jersey, , Buffalo and Oswego, New York...

 
9
6
611A,C, 631A,C, 632A–636A
611B, 632B–636B
Denver and Rio Grande Western Railroad
Denver and Rio Grande Western Railroad
The Denver & Rio Grande Western Railroad , often shortened to Rio Grande or D&RGW, formerly the Denver & Rio Grande Railroad, is a defunct U.S. railroad company. The railroad started as a narrow gauge line running south from Denver, Colorado in 1870; however, served mainly as a transcontinental...

 
43
40
5481, 5551/4, 5571/4–5761/4
5552/3, 5572/3–5742/3, 5752, 5762
Erie Railroad
Erie Railroad
The Erie Railroad was a railroad that operated in New York State, New Jersey, Pennsylvania, Ohio, Indiana, and Illinois, originally connecting New York City with Lake Erie...

 
6
6
711A,D–712A,D, 807A,D
711B,C–712B,C, 713C, 807B
Ferrocarriles Nacionales de México
Ferrocarriles Nacionales de México
Ferrocarriles Nacionales de México, was Mexico's state owned railroad company from 1938 to 1998, and prior to 1938 a major railroad controlled by the government that linked Mexico City to the major cities of Nuevo Laredo and Ciudad Juárez on the U.S. border...

 
22
16
6310–6318, 6319A–6327A, 6335–6338
6319B–6334B
Fort Worth and Denver City Railway 
6
6
750A,D–752A,D
750B,C–752B,C
Gulf, Mobile and Ohio Railroad
Gulf, Mobile and Ohio Railroad
The Gulf, Mobile and Ohio was a Class I railroad in the central United States whose primary routes extended from Mobile, Alabama, and New Orleans, Louisiana, to St...

 
4
10
811B, 812A,B, 813A
B65–B74
Great Northern Railway 
63
49
268A–270A, 271A,B, 273A,B–275A,B, 280A–281A, 307A,C–309A,C, 311A,C–317A,C, 350A, 360A, 364A,C–365A,C, 444A,D–456A,D (even), 460A,D, 462A,D–468A,D (even)
268B–270B, 280B–281B, 307B–309B, 311B–317B, 350B, 360B, 364B–365B, 444B,C–456B,C (even), 458C, 460B,C, 462B,C–468B,C (even), 500B–504B
350–365, 500s passenger
Kansas, Oklahoma and Gulf Railway
Kansas, Oklahoma and Gulf Railway
The Kansas, Oklahoma and Gulf Railway was formed on July 31, 1919 from the assets of the bankrupt Missouri, Oklahoma and Gulf Railway. The KO&G largely consisted of a single line from Baxter Springs, Kansas, to Denison, Texas, prior to its purchase by Missouri Pacific's Texas and Pacific Railway...

 
4
2
751–754
755B–756B
Kansas City Southern Railway
Kansas City Southern Railway
The Kansas City Southern Railway , owned by Kansas City Southern Industries, is the smallest and second-oldest Class I railroad company still in operation. KCS was founded in 1887 and is currently operating in a region consisting of ten central U.S. states...

 
11
14
59D (twice), 70A,C–71A,C, 72A,D–73A,D, 74A
33B, 59B,C, 70B–71B, 72B,C–75B,C, 78C (second)
Kansas City Southern (Louisiana and Arkansas Railway
Louisiana and Arkansas Railway
The Louisiana and Arkansas Railway was a railroad that operated in the states of Arkansas, Louisiana, and Texas. The railroad's main line extended 332 miles, from Hope, Arkansas to Shreveport and New Orleans...

)
7
8
32A–33A, 74D, 75A,D–76A,D
32B, 76B,C–78B,C, 79B
Louisville and Nashville Railroad
Louisville and Nashville Railroad
The Louisville and Nashville Railroad was a Class I railroad that operated freight and passenger services in the southeast United States.Chartered by the state of Kentucky in 1850, the L&N, as it was generally known, grew into one of the great success stories of American business...

 
67
17
800–856, 844–849, 900–903
703–716, 900–902
Lehigh Valley Railroad
Lehigh Valley Railroad
The Lehigh Valley Railroad was one of a number of railroads built in the northeastern United States primarily to haul anthracite coal.It was authorized April 21, 1846 in the U.S. state of Pennsylvania and incorporated September 20, 1847 as the Delaware, Lehigh, Schuylkill and Susquehanna Railroad...

 
8
6
560–574 (even)
561–571 (odd)
Mexican Ministry of Communications and Public Works (“SCOP”)
2
23037–23038
Milwaukee Road 
68
50
48A,C–50A,C, 68A,C–79A,C, 84A,D–85A,D, 86A, 87A,C–89A,C, 106A–108A, 109A,C–111A,C, 113A,C–121A,C
48B–50B, 68B–79B, 84B,C–85B,C, 87B–105B, 109B–111B, 113B–121B
90B–105B passenger (with FP7)
Missouri-Kansas-Texas Railroad
Missouri-Kansas-Texas Railroad
The Missouri–Kansas–Texas Railroad was incorporated May 23, 1870. In its earliest days the MKT was commonly referred to as "the K-T", which was its stock exchange symbol; this common designation soon evolved into "the Katy"....

 
16
8
208A,C–211A,C, 226A,C–229A,C
208B–211B, 121B–124B
Missouri Pacific Railroad
Missouri Pacific Railroad
The Missouri Pacific Railroad , also known as the MoPac, was one of the first railroads in the United States west of the Mississippi River. MoPac was a Class I railroad growing from dozens of predecessors and mergers, including the St. Louis, Iron Mountain and Southern Railway , Texas and Pacific...

 
26
10
577–594, 619–626
587B–594B, 629B–630B
Missouri Pacific Railroad (International-Great Northern Railroad
International-Great Northern Railroad
The International – Great Northern Railroad was a railroad that operated in the U.S. state of Texas. It was created on September 30, 1873, when International Railroad and Houston and Great Northern Railroad merged....

)
14
2
595–606, 617–618
595B–596B
Missouri Pacific Railroad (St. Louis, Brownsville and Mexico Railway
St. Louis, Brownsville and Mexico Railway
The St. Louis, Brownsville & Mexico Railway was a 200-mile railroad that operated from Brownsville, Texas to Gulf Coast Junction in Houston. It passed through small southeast Texas communities such as Robstown, Corpus Christi, Bay City, and Harlingen as well as the Rio Grande Valley.-History:Uriah...

)
10
607–616
Minneapolis and St. Louis Railway
Minneapolis and St. Louis Railway
The Minneapolis and St. Louis Railway was an American Class I railroad that built and operated lines radiating south and west from Minneapolis, Minnesota which existed for 90 years from 1870 to 1960....

 
8
150A,C, 250A,C, 350A,C, 151A,C
Nashville, Chattanooga and St. Louis Railway
Nashville, Chattanooga and St. Louis Railway
The Nashville, Chattanooga and St. Louis Railway was a railway company operating in the southern United States in Kentucky, Tennessee, Alabama and Georgia...

 
23
8
809–831
912–919
Northern Pacific Railway
Northern Pacific Railway
The Northern Pacific Railway was a railway that operated in the west along the Canadian border of the United States. Construction began in 1870 and the main line opened all the way from the Great Lakes to the Pacific when former president Ulysses S. Grant drove in the final "golden spike" in...

 
45
34
6007A,D–6020A,D, 6500C -6502C, 6507A,C–6513A,C
6007B,C–6020B,C, 6050B, 6510B–6513B, 6550
6000s freight, 6500s passenger
New York Central Railroad
New York Central Railroad
The New York Central Railroad , known simply as the New York Central in its publicity, was a railroad operating in the Northeastern United States...

 
238
56
1636–1873
2420–2474, 2446 (second)
Pennsylvania Railroad
Pennsylvania Railroad
The Pennsylvania Railroad was an American Class I railroad, founded in 1846. Commonly referred to as the "Pennsy", the PRR was headquartered in Philadelphia, Pennsylvania....

 
123
76
9640A–9676A, 9690A–9699A, 9764A–9831A, 9872A–9879A
9547B–9555B (odd), 9640B–9647B, 9648B–9660B (even), 9667B–9676B, 9764B–9818B (even), 9832B–9858B (even), 9872B–9878B (even)
Reading Company
Reading Company
The Reading Company , usually called the Reading Railroad, officially the Philadelphia and Reading Rail Road and then the Philadelphia and Reading Railway until 1924, operated in southeast Pennsylvania and neighboring states...

 
18
6
266–283
266B–271B
Richmond, Fredericksburg and Potomac Railroad
Richmond, Fredericksburg and Potomac Railroad
The Richmond, Fredericksburg, and Potomac Railroad was a railroad connecting Richmond, Virginia, to Washington, D.C. It is now a portion of the CSX Transportation system....

 
10
10
1101–1110
1151–1160
St. Louis-San Francisco Railway
St. Louis-San Francisco Railway
The St. Louis – San Francisco Railway , also known as the Frisco, was a railroad that operated in the Midwest and South Central U.S. from 1876 to 1980.-History:...

 
22
22
5018–5039
5118–5139
Soo Line
Minneapolis, St. Paul and Sault Ste. Marie Railroad
The Minneapolis, St. Paul and Sault Ste. Marie Railroad was a Class I railroad subsidiary of the Canadian Pacific Railway in the Midwest U.S. Commonly known as the Soo Line after the phonetic spelling of Sault, it was merged with several other major CP subsidiaries on January 1, 1961 to form the...

 
6
2
212A,B–214A,B
502B, 503B
500s passenger (with FP7)
Soo Line (Wisconsin Central Railway
Wisconsin Central Railway
The original Wisconsin Central Railroad Company was established by an act of the Wisconsin State Legislature and incorporated in February 1871. It built track throughout Wisconsin, connecting to neighboring states, before being leased to Northern Pacific Railway between 1889–1893...

 
20
4
2201A,B–2203A,B, 2224A,B–2230A,B
2201C–2204C
Southern Railway 
63
44
4207–4269
4385–4428
Southern Railway (Cincinnati, New Orleans and Texas Pacific Railway
Cincinnati, New Orleans and Texas Pacific Railway
The Cincinnati, New Orleans and Texas Pacific Railway is a railroad that runs from Cincinnati, Ohio, south to Chattanooga, Tennessee, forming part of the Norfolk Southern Railway system. The rail line that it operates, the Cincinnati Southern Railway, is owned by the City of Cincinnati and is...

)
7
24
6114–6120
6160–6183
Southern Railway (Alabama Great Southern Railroad
Alabama Great Southern Railroad
The Alabama Great Southern Railroad is a railroad in the U.S. states of Alabama, Georgia, Louisiana, Mississippi, and Tennessee. It is an operating subsidiary of the Norfolk Southern Corporation , running southwest from Chattanooga to New Orleans through Birmingham and Meridian...

)
6
3
6714–6719
6756–6758
Southern Pacific Company 
250
220
6140A,D–6169A,D, 6240–6423, 6440–6445
6140B,C–6169B,C, 8140–8285, 8290–8303
Southern Pacific (Texas and New Orleans Railroad
Texas and New Orleans Railroad
The Texas and New Orleans Railroad is a former railroad in Texas and Louisiana. At one point the company was the largest railroad in Texas, with of trackage in 1934, but by 1961 there were only remaining when it was merged with parent company Southern Pacific....

)
44
16
338–381
538–553
Spokane, Portland and Seattle Railway
Spokane, Portland and Seattle Railway
The Spokane, Portland and Seattle Railway was a United States-based railroad incorporated in 1905. It was a joint venture by the Great Northern Railway and the Northern Pacific Railway to build a railroad along the north bank of the Columbia River....

 
4
803–806
to BN 9754,9756,9758,9760
St. Louis Southwestern Railway
St. Louis Southwestern Railway
The St. Louis Southwestern Railway , known by its nickname of "The Cotton Belt Route" or simply Cotton Belt, was organized on January 15, 1891, although it had its origins in a series of short lines founded in Tyler, Texas, in 1870 that connected northeastern Texas to Arkansas and southeastern...

 (“Cotton Belt”)
26
17
925–975 (odd)
926–958 (even)
Texas Mexican Railway
Texas Mexican Railway
The Texas Mexican Railway is a class 1 railroad that operates as a subsidiary of Kansas City Southern Railway in Texas. It is often referred to as the Tex-Mex, or TexMex Railway....

 
2
800A,B
Texas and Pacific Railway
Texas and Pacific Railway
The Texas and Pacific Railway Company was created by federal charter in 1871 with the purpose of building a southern transcontinental railroad between Marshall, Texas, and San Diego, California....

 
83
35
1500–1582
1500B–1534B
Union Pacific Railroad
Union Pacific Railroad
The Union Pacific Railroad , headquartered in Omaha, Nebraska, is the largest railroad network in the United States. James R. Young is president, CEO and Chairman....

 
18
36
1464–1465, 1466 (twice), 1467–1480
1464B,C, 1466B,C (twice), 1468B,C–1494B,C (even), 910B,C
910B,C with FP7
Wabash Railroad
Wabash Railroad
The Wabash Railroad was a Class I railroad that operated in the mid-central United States. It served a large area, including trackage in the states of Ohio, Indiana, Illinois, Iowa, Michigan, Missouri and Ontario. Its primary connections included Chicago, Illinois, Kansas City, Missouri, Detroit,...

 
96
9
1100,A–1108,A, 1140,A–1154,A, 1165,A–1188,A
1100B–1108B
Western Maryland Railway
Western Maryland Railway
The Western Maryland Railway was an American Class I railroad which operated in Maryland, West Virginia, and Pennsylvania. It was primarily a coal hauling and freight railroad, with a small passenger train operation. The WM became part of the Chessie System in 1973 and ceased operating its lines...

 
26
14
53–66
53B–65B (odd), 231B–243B (odd)
Western Pacific Railroad
Western Pacific Railroad
The Western Pacific Railroad was a Class I railroad in the United States. It was formed in 1903 as an attempt to break the near-monopoly the Southern Pacific Railroad had on rail service into northern California...

 
24
26
913A,D–924A,D
804B–805B, 913B,C–924B,C
800s passenger (with FP7)
Totals 2285 1432

Locomotives built by General Motors Diesel, Canada

Railroad Quantity
A unit
A unit
An A unit, in railroad terminology, is a locomotive equipped with a driving cab, or crew compartment, and the control system to control other locomotives in a multiple unit, and therefore able to be the lead unit in a consist of several locomotives controlled from a single position...

s
Quantity
B unit
B unit
A "B" unit, in railroad terminology, is a locomotive unit which does not have a driving cab, or crew compartment, and must therefore be controlled from another, coupled locomotive with a driving cab . The term booster unit is also used. The concept was largely confined to North America...

s
Road numbers
A units
Road numbers
B units
Notes
Canadian National Railway
Canadian National Railway
The Canadian National Railway Company is a Canadian Class I railway headquartered in Montreal, Quebec. CN's slogan is "North America's Railroad"....

s
58
18
9028–9142 (even)
9029–9063 (odd)
Canadian Pacific Railway
Canadian Pacific Railway
The Canadian Pacific Railway , formerly also known as CP Rail between 1968 and 1996, is a historic Canadian Class I railway founded in 1881 and now operated by Canadian Pacific Railway Limited, which began operations as legal owner in a corporate restructuring in 2001...

 
29
4424–4448, 4459–4462
Ordered with FP7
EMD FP7
The EMD FP7 was a , B-B dual-service passenger and freight-hauling diesel locomotive produced between June 1949 and December 1953 by General Motors' Electro-Motive Division and General Motors Diesel. Final assembly was at GM-EMD's La Grange, Illinois plant, excepting locomotives destined for...

Wabash Railroad
Wabash Railroad
The Wabash Railroad was a Class I railroad that operated in the mid-central United States. It served a large area, including trackage in the states of Ohio, Indiana, Illinois, Iowa, Michigan, Missouri and Ontario. Its primary connections included Chicago, Illinois, Kansas City, Missouri, Detroit,...

 
22
1155,A–1164,A, 1189,A
Ordered for service in Canada
Totals 80 47

Preservation

  • The Escanaba and Lake Superior Railroad
    Escanaba and Lake Superior Railroad
    The Escanaba and Lake Superior Railroad is a privately held shortline railroad that operates in Northeastern Wisconsin and the Upper Peninsula of Michigan. The ELS has expanded from the original 65 miles that was purchased in 1978 to over 235 miles as of 2005....

     (as of October 2011) operates an F7A (#600) in main line freight service. The unit is the former Milwaukee Road #96A, frame number 3073-A1 built January 1951.
  • The Western Pacific Railroad Museum
    Western Pacific Railroad Museum
    The Western Pacific Railroad Museum in Portola, California, formerly known as the Portola Railroad Museum before , is a heritage railroad that preserves and operates historic American railroad equipment. The museum's mission is to preserve the history of the Western Pacific Railroad and is...

     at Portola, CA rosters two former Western Pacific Railroad
    Western Pacific Railroad
    The Western Pacific Railroad was a Class I railroad in the United States. It was formed in 1903 as an attempt to break the near-monopoly the Southern Pacific Railroad had on rail service into northern California...

     F7As: WP 917-D and 921-D. These engines are part of the museum's popular "Run a locomotive" program. Their roster also includes an FP7
    EMD FP7
    The EMD FP7 was a , B-B dual-service passenger and freight-hauling diesel locomotive produced between June 1949 and December 1953 by General Motors' Electro-Motive Division and General Motors Diesel. Final assembly was at GM-EMD's La Grange, Illinois plant, excepting locomotives destined for...

     passenger version, WP 805-A.
  • The California State Railroad Museum
    California State Railroad Museum
    The California State Railroad Museum is a museum in the state park system of California, USA, interpreting the role of the "iron horse" in connecting California to the rest of the nation. It is located in Old Sacramento at 111 I Street....

     in Sacramento, CA has the former Western Pacific F7A 913. This engine is operational.
  • The Grafton and Upton Railroad
    Grafton and Upton Railroad
    The Grafton and Upton Railroad is a Class III short line railroad in east-central Massachusetts. This 16.5 mile line connects runs from Grafton to Milford and connects to CSX Transportation lines at both ends...

     in Grafton, Massachusetts
    Grafton, Massachusetts
    Grafton is a town in Worcester County, Massachusetts, United States. The population was 17,765 at the 2010 census. Grafton is the home of a Nipmuc village known as Hassanamisco Reservation, the Willard House and Clock Museum, and the Tufts University Cummings School of Veterinary Medicine...

     operates one F7A as a daily switcher, #1501.
  • The Fillmore and Western Railway in Fillmore, CA has two F7As that are operational.
  • The Monticello Railway Museum
    Monticello Railway Museum
    The Monticello Railway Museum is a non-profit railroad museum located in Monticello, Illinois...

     in Monticello, IL allows guests to operate their Wabash Railroad
    Wabash Railroad
    The Wabash Railroad was a Class I railroad that operated in the mid-central United States. It served a large area, including trackage in the states of Ohio, Indiana, Illinois, Iowa, Michigan, Missouri and Ontario. Its primary connections included Chicago, Illinois, Kansas City, Missouri, Detroit,...

     F7A #1189 for a donation through the "Throttle Time" program.
  • The North Carolina Transportation Museum
    North Carolina Transportation Museum
    The North Carolina Transportation Museum is a transport museum in Spencer, North Carolina.The museum is largely devoted to the state's railroad history, however its collection also includes exhibits of automobiles and aircraft....

    , Spencer, NC, has former Southern Railway FP-7 6133 in operating condition, with Southern colors.
  • The Baltimore & Ohio Railroad Museum, Baltimore, MD, has former Western Maryland Railway
    Western Maryland Railway
    The Western Maryland Railway was an American Class I railroad which operated in Maryland, West Virginia, and Pennsylvania. It was primarily a coal hauling and freight railroad, with a small passenger train operation. The WM became part of the Chessie System in 1973 and ceased operating its lines...

     F7A 236 in operating condition.
  • The Boston & Maine Railroad had 4 F7A's with accompanying B units, numbered 4265-4268 (A & B). #4267A was demolished in a derailment. #4266 survives at this writing, at the Conway Scenic RR in North Conway NH, where it is rostered as a spare unit and operated frequently. It is owned by the 470 RR Club of Portland ME and operated under a lease agreement with CSRR. #4268 is also owned by the 470 Club, and is on static display (exterior only) at CSRR. The prime mover has been removed. #4265 is on static display at the Gorham Historical Society at the former Grand Trunk RR depot in Gorham, NH. It is also inoperable but is being converted into a movie theater/picture gallery with access to the cab.
  • The Lake Superior Railroad Museum
    Lake Superior Railroad Museum
    The Lake Superior Railroad Museum is a railroad museum in Duluth, Minnesota.The museum has seven steam, fourteen diesel and two electric locomotives, and over 40 other pieces of rolling stock...

     in Duluth, MN owns a Milwaukee Road F7 Booster unit, 71B. It was used to power a snow plow.
  • The Mining Machinery Museum & Park, Port Hedland at Port Hedland
    Port Hedland, Western Australia
    Port Hedland is the highest tonnage port in Australia and largest town in the Pilbara region of Western Australia, with a population of approximately 14,000 ....

     has a former Western Pacific Railroad
    Western Pacific Railroad
    The Western Pacific Railroad was a Class I railroad in the United States. It was formed in 1903 as an attempt to break the near-monopoly the Southern Pacific Railroad had on rail service into northern California...

     F7A: 923A. This was sold to Mt. Newman Mining and operated as lococmotive 5451 before being transferred to Port Hedland Shire Councilhttp://wpmuseum.railfan.net/locolist.htmlhttp://locopage.railpage.org.au/preserved.html. This is a static display. The prime mover has been removed.
  • The Minnesota Transportation Museum
    Minnesota Transportation Museum
    The Minnesota Transportation Museum is a transport museum in Saint Paul, Minnesota.The MTM operates several heritage transportation sites in Minnesota and one in Wisconsin...

     owns Great Northern Railway F7A 454-A, which is painted in Northern Pacific Railway
    Northern Pacific Railway
    The Northern Pacific Railway was a railway that operated in the west along the Canadian border of the United States. Construction began in 1870 and the main line opened all the way from the Great Lakes to the Pacific when former president Ulysses S. Grant drove in the final "golden spike" in...

     colors, unrestored, and lacking its internal machinery. They also have steam heat car 16, which the Great Northern constructed from F7B 458-B, originally 306-B.
  • The Galveston Railroad Museum owns Texas Limited #100 (ex-Entertainment Trains, Inc., exx-Louisiana & North West, exxx-Southern Pacific #6379) and #200 (ex-Entertainment Trains, Inc., exx-Louisiana & North West, exxx-Wellsville, Addison & Gales, exxxx-Pinsley shortline, exxxxx-Southern Pacific #6309) are both F7A (with cabs) units built by General Motors' Electro-motive Division. #100 bears builder's number 3112B2F and #200 bears number 3039A14. This duo heads the Texas Limited passenger train which made runs to and from Houston until track speed restrictions and liability insurance costs ended operations. The engines are back to back, allowing the engines to run around the consist when a destination is reached and have a cab end facing forward for the return trip. The engines can also be separated and operate in a push-pull mode, with one engine on each end of the train. There is an odd history about #100. The frame number (stamped in the metal below the air hoses on the back end of each unit), #3112B2F, is supposed to have been Chicago & Northwestern F7B (without cab) #4092, built in July 1952, not a Southern Pacific A unit. It is speculated that the frames were mixed up at the factory before assembly. CNW 4092B was scrapped in 1976. Both F7A units were scrapped in 2011, after extensive damage resulting from being submerged in saltwater after Hurricane Ike.
  • The Indiana Transportation Museum
    Indiana Transportation Museum
    The Indiana Transportation Museum is a railroad museum located in the Forest Park neighborhood of Noblesville, Indiana...

     owns two former Milwaukee Road F7A's & one F7B, #83A which operates in the Monon Railroad
    Monon Railroad
    The Monon Railroad , also known as the Chicago, Indianapolis and Louisville Railway from 1897–1956, operated almost entirely within the state of Indiana...

     livery at the museum, #83C that is being restored to Nickel Plate Road #72, & B-Unit #68 which sits there waiting for restoration.
  • The United Railroad Historical Society of New Jersey owns two former C&NW F7As that were acquired from New Jersey Transit upon their retirement in 1991. The Units were leased to the Metro North Commuter Railroad on the condition that they would be returned at the end of their lease in operating condition. Both units are operable and currently painted for Lehigh Valley (#578 and #576). #578 is equipped with Head End Power while #576 does not appear to be Passenger Equipped. Both units are operated by the Cape May Seashore Lines and stored in Tuckahoe, NJ.

External links

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