List of ALCO diesel locomotives

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The American Locomotive Company (ALCO) produced a wide range of diesel-electric locomotives until it ceased manufacture in 1969.

Contents 1 Boxcab locomotives 2 Early switchers (HH series) 3 Later switchers (S series) 4 Early roadswitchers (RS, RSC, RSD series) 4.1 RS series (B-B) 4.2 RSC series (A1A-A1A) 4.3 RSD series (C-C) 5 Cab units 6 Century series 6.1 4-axle units 6.2 6-axle units 7 8-axle units 8 Miscellaneous 8.1 Diesel-hydraulics 8.2 Military locomotives 8.3 Export locomotives 9 References 10 See also 11 External links

[edit] Boxcab locomotives

• ALCO 60-ton boxcab
• ALCO 100-ton boxcab

[edit] Early switchers (HH series)

• ALCO 600
• ALCO HH600
• ALCO HH660
• ALCO HH900
• ALCO HH1000

[edit] Later switchers (S series)

• ALCO S-1 and S-3 (identical but for trucks\bogies)
• ALCO S-2 and S-4 (identical but for trucks\bogies)
• ALCO S-5
• ALCO S-6
• ALCO T-6

[edit] Early roadswitchers (RS, RSC, RSD series)

[edit] RS series (B-B)

• ALCO RS-1
• ALCO RS-2
• ALCO RS-3
• ALCO RS-11
• ALCO RS-27
• ALCO RS-32
• ALCO RS-36

[edit] RSC series (A1A-A1A)

• ALCO RSC-2
• ALCO RSC-3

[edit] RSD series (C-C)

• ALCO RSD-1
• ALCO RSD-4
• ALCO RSD-5
• ALCO RSD-7
• ALCO RSD-12
• ALCO RSD-15

[edit] Cab units

• ALCO DL-203 "Black Maria" - experimental three-unit set powered by the 241 diesel prime mover
• ALCO DL-109 - early A1A-A1A primarily passenger locomotives
• ALCO DL-110
• ALCO FA - (FA-1,2,3) B-B cab (primarily) freight units
• ALCO FPA - (FPA-2,4) B-B cab primarily passenger locomotives
• ALCO PA - (PA-1,2,3) A1A-A1A passenger locomotives

[edit] Century series

ALCO announced its "Century Series" of diesel locomotives in 1963 as a leap forward in power and reliability, an attempt to compete more aggressively with GM-EMD and GE in the marketplace.

[edit] 4-axle units

• ALCO Century 415
• ALCO Century 420
• ALCO Century 424
• ALCO Century 425
• ALCO Century 430

[edit] 6-axle units

• ALCO Century 628
• ALCO Century 630
• ALCO Century 636

[edit] 8-axle units

• ALCO Century 855 - Twin-engined 5500 hp locomotive for Union Pacific, 3 built
• ALCO Century 855B

[edit] Miscellaneous

[edit] Diesel-hydraulics

• ALCO DH643 - experimental diesel-hydraulic locomotive for the Southern Pacific Railroad.

[edit] Military locomotives

• ALCO MRS-1

[edit] Export locomotives

• ALCO DL500
• ALCO DL500A
• ALCO DL500B
• ALCO DL500B1
• ALCO DL500C
• ALCO DL500CI
• ALCO DL500CP
• ALCO DL500D
• ALCO DL500G
• ALCO DL500S
• ALCO DL503S
• ALCO DL510
• ALCO DL515
• ALCO DL515I
• ALCO DL515T
• ALCO DL521
• ALCO DL522G
• ALCO DL530
• ALCO DL531
• ALCO DL531A
• ALCO DL531B
• ALCO DL531G
• ALCO DL532
• ALCO DL532B
• ALCO DL533
• ALCO DL534
• ALCO DL535
• ALCO DL535A
• ALCO DL535B
• ALCO DL535C
• ALCO DL535E
• ALCO DL535M
• ALCO DL535S
• ALCO DL535T
• ALCO DL536
• ALCO DL536B
• ALCO DL537
• ALCO DL539
• ALCO DL540
• ALCO DL541
• ALCO DL542
• ALCO DL543
• ALCO DL543A
• ALCO DL543SPAP
• ALCO DL544
• ALCO DL550
• ALCO DL550K
• ALCO DL551
• ALCO DL551B
• ALCO DL560
• ALCO DL560A
• ALCO DL560B
• ALCO DL560C
• ALCO DL560D
• ALCO MX615
• ALCO MX620
• ALCO MX624
• ALCO MX626
• ALCO MX627
• ALCO MX636
• ALCO MXS620

[edit] References

• Pinkepank, Jerry A. (1973). The Second Diesel Spotter's Guide. Kalmbach Publishing Co., Milwaukee, WI. ISBN 0-89024-026-4.

[edit] See also

• List of Baldwin diesel locomotives
• List of GM-EMD locomotives
• List of Fairbanks-Morse locomotives
• List of GE locomotives

[edit] External links

• ALCOWorld