my ESPEE MODELERS ARCHIVE

California's Railroad to the U.S. 1861 - 1996

Southern Pacific GP20

delivered as 7200 - 7237 in 1962

38 units delivered

7234-7237 were ex EMD Demonstrators #5625-5628

Starting in 1974, the SP and Cotton Belt GP20's were cycled through a Sacramento rebuild program to become GP20E's, although not all were rebuilt; some ending their days without being rebuilt.

see the SP GP20 model info page for a detail breakdown for the variations.

see also Cotton Belt (SSW) GP20

References:

• SP Dieselization by John Bonds Garmany
• SP 1987/88 Motive Power Pictorial by Joe.W.Shine, - Page 95.
• SP into the '90s by Joe.W.Shine Page 169.
• 1995 Southern Pacific Motive Power Annual.
• Southern Pacific Rails - a motive power finale by Peter Limas
• Diesel Era Vol.9 No.4 Jul/Aug 1998 pages 38-55 - usual Diesel Era comprehensive coverage including color photos of SP and SSW units.
• The GP20 and SD24 EMD's Turbocharging Duo by Diesel Era (Wither's Publishing)
• Southern Pacific Historic Diesels Vol.13 by Joe Strapac

Lionel information kindly supplied by Britt Johnson