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GG20B Rosters

MP21B test bed

Owner: MotivePower-Wabtec Number:

None marked

Built: Summer 2007 Serial Number:  
Genset History: test bed (2007) Built at: Boise, ID
       
Donor Unit: MotivePower (MPEX) 4133 (GP40FH-2) Built: Aug. 1967
Build No.: 33231 Frame No.: 7987-18
Unit History: New York Central (NYC) 3067 (EMD GP 40)    
  Penn Central (PC) 3067 (NYC-PRR merger)    
  Conrail (CR) 3067 (Another merger)    
  New Jersey Transit (NJT) 4133 (Rebuilt)    

 

 
Notes:  
A

Test Bed unit only, not released for outside work. The test bed was used in-plant in Boise to test the genset unit design. From an article in the Dec. 2007 issue of Trains Magazine, and other sources. Formerly an NJT GP40FH-2, no. 4133. From various sources. Dismantled when testing was completed?

B

Previous unit number reported by an anonymous source. Previous unit info from RRPicutureArchives and the Unofficial EMD Homepage.

C

NJT 4133 was rebuilt by MK in Boise, ID as a GP40FH-2, using the frame, cab, trucks, etc. from Conrail 3067, and the cowled long hood from EMD F45 BN 6607. This odd amalgam was retired by NJT and sent back to Boise to MK's modern incarnation, MPI-Wabtec. It is expected to be rebuilt into an MP20GP switching unit. I think it's

   
Photos:  
bnsf 1211
MPEX 4133 sitting outside the MotivePower shops in Boise, ID. July 30, 2008. This unit is suspected to be MotivePower's genset test bed. Photo by Jody Moore. Click to enlarge.
 

Additional photos needed and appreciated.

For corrections, questions or to contribute photos, please e-mail me at: potb101@aim.com. Thanks!

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