Atlas 40005220 N Scale EMD SD50 Southern Pacific SP 5504 DCC & Sound Roadname_RJ Corman braking and cornering performance on

braking and cornering performance on any surface

wet and with an atmosphere that's just right

Compatible with NMRA DCC Standards & Recommended Practices

All CNC-machined aluminum body

Atlas 40005220 N Scale EMD SD50 Southern Pacific SP 5504 DCC & Sound Roadname_RJ Corman braking and cornering performance onAtlas 40005220 N Scale EMD SD50 Southern Pacific SP 5504 DCC & Sound EMD introduced the SD 50 in the early 1980s with a 16 cylinder, 3500 h. p. engine to attain the power that they had early gotten from a 20 cylinder locomotive. The new, longer frame allowed the dynamic brake resistors to be relocated to a cooler area found between the central air intake and the cab. FEATURES: Deck or pilot mounted ditch lights as appropriate per the prototype