Last updated: 19 Jan 1997 Numbers Number Model Notes 75 1 SW1200 483 1 GP20 501-505, 10 GP40 507-509,511,515 632,636,640, 5 GP40 642,645 1000,1001 2 SD20 4163,4164 2 SLUG GP9 carbodies 4202 1 GP35m 16-645E non-turbo 4211,4217 2 GP40m 16-645E non-turbo 6527 1 GP35