▁fleet . ▁They ▁were ▁re built ▁in ▁ 1 9 9 3 ▁with ▁a ▁single ▁ 2 0 0 0 hp ▁E MD ▁ 1 6 - 6 3 5 E ▁engine ▁and ▁upgrad ed ▁elect rical ▁and ▁control ▁equipment ▁for ▁compatibility ▁with ▁more ▁modern ▁locomot ives . ▁ ▁Southern ▁Pacific ▁ 6 0 5 1 , ▁the ▁last ▁surv iving ▁SP ▁E 9 , ▁is ▁preserved ▁at ▁the ▁California ▁State ▁Rail road ▁Museum ▁and ▁oper ates ▁exc urs ions ▁hosted ▁by ▁the ▁museum . ▁ ▁See ▁also ▁▁ ▁List ▁of ▁G M - E MD ▁locomot ives ▁ ▁References ▁ ▁Notes ▁ ▁Bibli ography ▁▁▁▁▁▁▁▁▁▁ ▁Reich , ▁Sy ▁( 1 9 7 3 ). ▁Dies el ▁Lo comot ive ▁Rost ers ▁– ▁The ▁Rail road ▁Magazine ▁Series . ▁Way ner ▁Publications . ▁No ▁Library ▁of ▁Congress ▁or ▁ISBN . ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ ▁ ▁Ext ra ▁ 2 2 0 0 ▁South ▁# 4 3 ▁November ▁December ▁ 1 9 7 3 ▁Am tra k ▁R oster ▁by ▁Dick ▁Will ▁p .   1 3 ▁ ▁Ext ra ▁ 2 2 0 0 ▁South ▁# 4 3 ▁November ▁December ▁ 1 9 7 3 ▁E 8 / E 9 ▁R oster ▁and ▁article ▁by ▁Dan ▁D over ▁and ▁Win ▁C uis in ier ▁( Pr eston ▁Cook ) ▁pp .   1 4 – 2 4 ▁ ▁External ▁links ▁▁▁▁▁ ▁Illinois ▁Railway ▁Museum ' s ▁Equ ip ment ▁ro ster ▁( type ▁" E 9 " ▁and ▁search ▁the ▁collection ) ▁ ▁Andrew ▁To pp