• Exposed air-cooled piping located on the long hood adjacent to the radiator-intake shutters
  • Carbody vents (sometimes louvered) situated on the long hood.
  • Alco RS-11

    Production Roster

    Somebody's Large 
Digital Image Here

    Marty Bernard photo

    -
    -

    --
    Reformatted: 20 October 2020
    Roster by: R. Craig
    Original owner Road Numbers Bldr Numbers Bldr Date
    Alco (Demo) 701 81456 2/1956
    701A, 701B 81457, 81458 2/1956
    Carolina & North Western 11 81464 3/1956
    Delaware & Hudson 5000-5002 83504-83506 3/1960
    5003-5005 83534-83536 3/1960
    5006-5011 83685-83690 4-5/1961
    Duluth, Winnipeg & Pacific 3600-3608 81934-81942 8-9/1956
    3609-3614 82026-82031 9/1956
    Erie Mining 300, 301 81914, 81915 6/1956
    302, 303 81918, 81919 6/1956
    304, 305 81929, 81930 8/1956
    306, 307 81932, 81933 8/1956
    308-310 82036-82038 10/1956
    311, 312 82041, 82042 10/1956
    313, 314 82050, 82051 11/1956
    Green Bay & Western 309 81931 8/1956
    Lehigh Valley 400-403 83537-83540 3/1960
    Maine Central 801 81916 6/1956
    Missouri Pacific 4601-4612 83492-83503 10-11/1959
    Monongahela Connecting 700 82370 7/1957
    New Haven 1400-1413 81781-81794 5/1956
    1414 81913 6/1956
    New York Central 8000-8008 82361-82369 6-7/1957
    Nickel Plate Road 558-562 81459-81463 2-3/1956
    563-567 82832-82836 3/1958
    568-572 82863-82867 3/1958
    573-575 83541-83543 5/1960
    576, 577 83580, 83581 5/1960
    850-863 83014-83027 1-2/1959
    864 83394 2/1959
    Norfolk & Western 308-318 81465-81475 3-4/1956
    319-324 81775-81780 4/1956
    325-333 82057-82065 1/1957
    334-340 82323-82329 1-2/1957
    341-343 82340-82342 6/1957
    344 82358 6/1957
    345-350 82372-82377 11/1957
    351-364 82628-82641 11-12/1957
    365-376 82956-82967 11-12/1958
    377-380 83010-83013 1/1959
    381-392 83395-83406 2-3/1959
    393-400 83435-83442 5-6/1959
    401-406 83691-83696 5-6/1961
    Northern Pacific 900, 901 82830, 82831 1/1958
    902, 903 82881, 82882 6/1958
    904, 905 82948, 82949 7/1958
    906-911 82950-82955 7/1958
    912-917 83582-83587 6/1960
    Pennsylvania RR 8617-8625 81920-81928 8/1956
    8626-8633 82330-82337 2/1957
    8634, 8635 82338, 82339 5/1957
    8636-8639 82642-82645 11/1957
    8640, 8641 82646, 82647 11/1957
    8642-8644 82817-82819 11/1957
    8645-8647 82820-82822 11/1957
    8648 82823 11/1957
    8649-8654 82824-82829 12/1957
    Portland Terminal(Maine) 1082 81917 6/1956
    Seabaord Air Line 100-106 83588-83594 6/1960
    107-109 83681-83683 6/1960
    Southern Pacific 5723-5729 82043-82049 11/1956
    5845-5856 83407-83418 4-5/1959
    5857-5859 83432-83434 5/1959
    5860-5866 83445-83451 8/1959
    5867-5871 83487-83491 8-9/1959
    Toledo, Peoria & Western 400, 401 83008, 83009 11/1958
    402 83444 6/1959

    EXPORT

    MEXICO

    Ferrocaril del Pacifico 1501 82371 11/1957
    National de Mexico 7200-7204 82052-82056 12/1956
    7205-7217 82868-82880 4-5/1958
    7218 83684 4/1961
    7219-7253 84414-84448 6-12/1963
    7254-7293 84449-84488 1-4/1964
    Secretarias Communicaciones de Obras Publicas - S.C.O.P. 7123-1 to -3 82032-82034 10/1956
    7123-4 82035 10/1956
    PERU
    Southern Peru Copper 3, 4 82039, 82040 10/1956
    5, 6 82359, 82360 6/1957
    8 83443 6/1959
    RS-11 Spotting features:
    • High notched-nose predominantly (with a few late-model low-nose units)

    Technical Data (supplied by Jean-Denis Bachand)
    Engine: Alco 1800 hp (4-cycle Model 251B-V12 Bore & Stroke: 9" X 10.5"
    Generators: Main: GE - GT581 / Auxilary: GE 553 RPM: (Maximum 1000 / Minimum 40)
    Gear Ratio: 74:18 Speed: 70 mph (speed 80 mph)
    4-Wheel Trucks with GE 752 Traction Motors (one per axle) Air Brake: Westinghouse (Model 26L)
    Tractive Effort (starting) 66,000 lbs @ 25% Tractive Effort (continuous): 35,000 lbs @ 8 mph
    Compressor: Westinghouse (Model 3CDC) Multiple Unit & Dynamic Braking: Yes
    - -
    Lengths: (Locomotive 56'-11") and (Pilot to Pilot 52'-06") Widths: Cab (10'-00") / Engine Hood (5'-10")
    Truck Wheel Base (9'-04") with 40" diameter wheels Minimum Turning Radious (30 degrees)
    Height to Top Engine Hood (14'-06") Height to Top Cab Roof (15'-00"
    Distance between Truck Centers (40'-04") Center Bolster (31'-00")
    - -
    Oil: Fuel (1200 gal.) and Lubricating (350 gal.) Engine Cooling Water (250 gal.) / Sand capacity: 28 cu. ft.
    Options: Automatic Transition Sealed Beam Headlinght Trainline Control Air Signal Lines Light Bolster Truck Automatic Locomotive Testing 42" Diameter Wheels GE Aphonic Ventilator

    Reference Sources:

    • Railroad Model Craftsman, Issue August 1978
    • Extra 2200 South
    • The Diesel Builders, Vol.2 by John F. Kirkland

    Original uploading: 12 May 2006


    Back to Data Sheets Index

    Back to Alco Power