Conrail Cyclopedia

Page Updated:
Oct 23, 1998


Locomotives:
  EMD SD
  EMD GP:
    GP-7
    GP-8:
      Photos
      Prototype
    GP-9
    GP-9B
    GP-10
    GP-15-1
    GP-18
    GP-20
    GP-30
    GP-35
    GP-38
    GP-38AC
    GP-38-2
    GP-40
    GP-40-2
  EMD SW
  EMD E/F
  GE Dash7/8
  GE U-Boat
  ALCo Century
  ALCo RS/S
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Conrail Cyclopedia Quality! Conrail Cyclopedia
EMD GP-8: Prototype Info
Conrail Cyclopedia Quality!

Conrail GP-8 Conrail began rebuilding GP-7's into GP-8's in 1976, assigning them to the 5400-5462 series. Some units in 1976 were initially numbered 5720-5728 but were renumbered in 1978 to 5400-5408 so the GP-8's and GP-10's could be in solid number blocks with room for additional units as they were built. Work was performed at Illinois Central Gulf's Paducah shops, Morrison-Knudson's Boise shops, and Rock Island's Silvas shops. Work continued on units through the 1970s. The GP-8's contain a 16 cylinder 567C or 567BC EMD prime mover producing 1,500hp. The units weighed 249,00lbs. All GP-8's were retired by 1996, with some still awaiting disposition in early 1997.

CR 5437 was equipped with Harmon Select-A-Power, which is noted in a decal on the cab either above or below the 'GP-8' locomotive class. (Remember to add this decal when modeling these units.) Harmon Select-A-Power is an add-on fuel-saving electronic device. When a train doesn't need all its units to be online, this device allows an engineer to take trailing units off line one by one until only the lead unit is active. Units can also be reactivated as needed. When a unit is offline, it produces power of throttle position #1.


Magazine Articles:
  • "Conrail's Early Rebuilding Efforts," Staff. Diesel Era. Mar/Apr 03, 32+.
    A look at Conrail's RS-3Ms, GP-8s, and GP-10s.


Copyright (c) 1998-2008 Robert S. Waller. All rights reserved.
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Reproduction or redistribution in any form without express written permission is prohibited.