Alco Century 424

Production Roster

R. Craig Rutherford photo at W. Detroit, MI in April 1973

Roster by: R. Craig
Updated: 29 October 2022
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Original Owner Road Numbers Bldr Numbers Bldr Dates Notes
Belt Railway of Chicago 600 - 602 3382-05 to 07 4/1965 -
603 - 605 3450-01 to -03 4/1966 -
Erie Lackawana 2401 - 2403 84543-84545 5/1963 Became Conrail 2475-2477; see Note A
2404 - 2415 84546-84557 6/1963 Became Conrail 2478-2489; see Note A
Erie Mining 500 3382-03 10/1964 Re-# 4317
Green Bay & Western 311 84559 9/1963 Became Minnesota Commercial (same #)
312 3375-01 6/1964 Went to Wisconsin Central (same #)
313, 314 3382-04, -08 1, 9/1965 Sold to Minnesota Commercial (same #)
Pennsylvania 2415 84558 9/1963 Built from RS27 Demonstrator 640-1; Became Penn Central 2474
Reading 5201 - 5203 84560-84562 10/1963 Became Conrail 2490-2492; see Note B
5204 - 5210 84733-84739 10-11/1963 Became Conrail 2493-2499; see Note B
Spokane, Portland & Seattle 300 - 306 3381-01 to -07 6/1964 Inherited by Burlington Northern, 4240-4246; see Note C
Toledo, Peoria & Western 800 - 801 3382-01, -02 9/1964 Sold to Morristown & Erie 18 & 19
Wabash B900 - B902 3372-01 to -03 3/1964 Acquired by N & W at merger, 3900-3902 (re-# 421-423), see Note Z
B903 - B906 3372-04 to -07 3/1964 Acquired by N & W at merger, 3903-3906 (re-#424-427), See Notes D and Z
CANADA (MLW-built)
Canadian National 3200, 3201 84837, 84838 12/1964 --
3202 - 3205 M3443-01 to -04 3/1966 --
3206 - 3221 M3444-01 to -16 5-8/1966 --
3222 - 3228 M3477-01 to -07 1-2/1967 --
3229 - 3240 M3478-01 to -12 2-5/1967 --
Canadian Pacific 8300 84413 4/1963 First C424 built, re-# 4200
8301 - 8332 84839-84870 3-12/1965 Re-#d 4201 to 4232
4233 - 4238 M3436-01 to -06 12/1965 --
4239 - 4243 M3436-07 to -11 1/1966 --
4244 - 4248 M3436-12 to -16 2/1966 --
4249 - 4250 M3436-17 to -18 3/1966 --
MEXICO
National de Mexico 8100 - 8106 (2nd) 3380-01 to -07 6/1964 -
8107 - 8129 3372-08 to -30 6/1964 -
8130 - 8133 3382-09 to -12 10/1965 -
8134 - 8144 3428-01 to -11 10-11/1965 -
C424 Spotting features:
  • Shorter nose than C420
  • Long hood without notches
  • Rear fan housing extends over hood sides (3"approximately)
  • Four-axle trucks (all powered)
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C424 (DL640A)

Technical Data

Data Sheet by: JEAN-DENIS BACHAND

Somebody's Large Digital Image HereDrawing by: Jacques Belanger
Engine Builder: Alco 4-cycle Model 251C V12
Horsepower: 2400
Bore & Stroke: 9" X 10.5" RPM (Maximum / Minimum): 1025 / 400
Gear Ratio: 65:18 (Speed 80 mph) Weight: 260,000 lbs
Tractive Force: 65:18 (Speed 80 mph) Weight: 260,000 lbs
Truck: 4-Wheel (B-B) Traction Motors: GE 752 (four)
Multiple Unit Capability: Yes Dynamic Braking: Yes
Main Generator: GE GT581 Alternator: GE Exciter GY27
Air Brake: Westinghouse 26LUM Compressor: Westinghouse 3CDC
Quantity Built: 96 (5/1963 to 5/1966)
- -
Total Length: 58'-10" Pilot to Pilot: 54'-02"
Truck Wheel Base: 9'-04" Wheel Diameter: 40"
Height to Top Engine Hood: 14'-03" Height to Top Cab Hood: 15'-00"
Cab Width: 10'-00" Engine Hood Width: 9'-11"
Center Bolster: 32'-06" Distance between Truck CenterS: 41'-10"
Minimum Turning Radious 30 degrees
- -
Fuel Oil: 1660 Lubricating Oil: 167
Engine Cooling Water: 267 Sand Capacity: 48 cu. ft.
Options:
  • Fully Automatic Transition
  • Air Signal Lines
  • Seal Beam with TrainLines Control
  • Automatic Locomotive Testing
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Somebody's Large Digital Image Here Drawing by: Jean-Denis Bachand
Reference Sources:
  • Railroad Model Craftsman, July 1985
  • Pennsylvania RR Mechanical Data Book
  • Erie Lackawana Mechanical Data Book

Alco Century 425

Production Roster

R. Craig photo at Melvindale, Michigan
Roster compiled by: R. Craig
revised 18 October 2020
Original Owner Road Numbers Bldr Numbers Bldr Dates Notes
Chicago & North Western 401 - 404 3468-1 to 4 12/1966 -
Erie Lackawana 2451 3392-1 11/1964 Became Conrail 2463; sold to BCoL #801; see Note A
2452 - 2462 3392-2 to 12 10/1964 2452 - 2459 Re-# Conrail 2464 - 2471; sold to BCoL #802-812; see Note A
New Haven 2550-2555 3398-1 to 6 12/1964 Became Penn Central 2450-2455; then Conrail (same #); see Note B
2556 - 2559 New Haven 1/1965 Became Penn Central 2456 - 2459; then Conrail (same #); see Note B
Norfolk & Western 1000 - 1006 3386-1 to 7 10/1964 Ordered by Wabash and delivered as N& W; 1000, 1002 & 1005 reblt by M-K and sold Navajo Mines as LOD 7, 8 & 9
1007 - 1016 3400-1 to 10 1/1965 #1013 became NY& LE 1013
1017 3426-1 12/1965 -
Pennsylvania 2416 - 2418 3394-1 to 3 10/1964 Became Penn Central (same #)
2419 - 2421 3394-4 to 6 11/1964 Became Penn Central (same #); went to Conrail; see Note C
2422 - 2427 3403-1 to 6 2/1965 Became Penn Central (same #); went to Conrail; see Note C
2428 - 2436 3403-7 to 15 3/1965 Became Penn Central (same #); went to Conrail; see Note C
2437 - 2446 3433-1 to 10 12/1965 Became Penn Central (same #); went to Conrail; see Note C
Spokane Portland & Seattle 310 - 313 3423-1 to 4 6/1965 Became Burlington Northern 4250-4253
314 - 317 3423-5 to 8 8/1965 Became Burlington Northern 4254-4257
320 - 327 3461-1 to 8 6/1966 Became Burlington Northern 4258-4265; see Note D
C425 Spotting features:
  • Very similar overall to C424
  • Thin metal enclosure between Fan housing and radiator vents
  • High front nose an option on C425
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C-425 (DL640B)

Technical Data

Data Sheet by: JEAN-DENIS BACHAND

 Somebody's Large Digital Image Here

Engine Builder: Alco 4-cycle Model 251C V12
Horsepower: 2500
Bore & Stroke: 9" X 10.5" RPM (Maximum / Minimum): 1050 / 375
Gear Ratio: 74:18 (Speed 70 mph) Weight: 260,000 lbs
Truck: 4-Wheel (B-B) Traction Motors: GE 752 (four)
Multiple Unit Capability: Yes Dynamic Braking: Yes
Main Generator: GE GT598 Alternator: GE Exciter GY27
Air Brake: Westinghouse 26LUM Compressor: Westinghouse 3CDC
Quantity Built: 96 (5/1963 to 5/1966)
- -
Total Length: 59'-04" Pilot to Pilot: 50'-00"
Truck Wheel Base: 9'-04" Wheel Diameter: 40"
Height to Top Engine Hood: 14'-03" Height to Top Cab Hood: 15'-00"
Cab Width: 10'-00" Engine Hood Width: 9'-11"
Center Bolster: 32'-06" Distance between Truck CenterS: 41'-10"
Minimum Turning Radious 30 degrees
- -
Fuel Oil: 1660 Lubricating Oil: 208
Engine Cooling Water: 267 Sand Capacity: 48 cu. ft.
Options:
  • Fully Automatic Transition
  • Air Signal Lines
  • Seal Beam with TrainLines Control
  • Automatic Locomotive Testing
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Somebody's Large Digital Image Here Drawing by: Jean-Denis Bachand
Reference Sources:
  • ailroad Model Craftsman, July 1985
  • Pennsylvania RR Mechanical Data Book
  • Erie Lackawana Mechanical Data Book

New: 29 September 2005


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