Last updated: 19 Jan 1997 Numbers Number Model Notes 902,904 2 GP9 1000-1017 18 F40PH 1025-1036 12 F40PH-2C MK built 1050-1072, 25 F40PH-2C 1074-1075 1115-1139 25 GP40LH-2 on order 1921 1 GP9 6152 1 RDC1 Operation Lifesaver -Operates commuter service on several lines out of North and South Stations in Boston MA. -904 rebuilt from a GP18; 1921 is painted in old B&M colors.