Burlington Northern Type Type SD40-2 Number 7120, Type Type SDP40 Number 6397 and Type Type SD40-2 Number 6903 lead a manifest on March 12, 1981. Number 7120 was built by EMD in December, 1978 as Builder Number 786166-46. It was retired by the Burlington Northern and became CEFX Number 7120/3180, then NS Number 3496. Number 6397 formerly 1976, formerly 9853 was built by EMD in May, 1966 as GN Number 323 as Builder Number 31595. It was retired by the Burlington Northern and became GCFX Number 3093 then CITX Number 3093. Number 6903 was built by EMD April, 1973 as Builder Number 72682-4. It became BNSF Number 6914 then Number 1703. Number 7120 was built by EMD in December, 1978 as Builder Number 786166-46. It was retired by the Burlington Northern and became CEFX Number 7120, then3180, then NS Number 3496. Number 6397 formerly 1976, formerly 9853 was built by EMD in May, 1966 as Builder Number 31595 and became Great Northern Number 323 . It was retired by the Burlington Northern and became GCFX Number 3093, then CITX Number 3093. Number 6903 was built by EMD April, 1973 as Builder Number 72682-4. It became BNSF Number 6914/Number 1703. Photo by Al Christianson.