GMD GP40-2 to GP38-2 Rebuild at MEI 1. Removing the turbos for a blowered 645 engine 2. 3000 HP downgraded to 2000 HP 3. Adding A/C and heaters 4. Getting American step wells 5. Upgraded auxiliary generators 6. Cab modifications 7. Fixing defects and anything else needed EMD GP50 to GP38-2 Rebuild at MEI 1. Removing the turbos for a blowered 645 engine 2. 3500 HP downgraded to 2000 HP 3. Fixing defects and anything else needed RCPU/Road Slug Rebuild 1. GP30 and GP35 cores used SW2 Rebuild 1. 600 HP Cummins KTA19 Prime Mover 2. GE Traction Motors