Athearn RTR 1438 HO Scale EMD SD38 McCloud River Railroad MR 36 DCC/Sound Southern Pacific SP Dual Graham-White (Salem) 824-100 centrifugal

Dual Graham-White (Salem) 824-100 centrifugal air filters

5mm steel ladder-type frame rails allow wheelbase adjustment between lengths of 355mm

Late production units (which are the prototypes for these models) had a shorter nose and some differences in the radiator intakes

covering several acres

Athearn RTR 1438 HO Scale EMD SD38 McCloud River Railroad MR 36 DCC/Sound Southern Pacific SP Dual Graham-White (Salem) 824-100 centrifugalAthearn RTR 1438 HO Scale EMD SD38 McCloud River Railroad MR 36 DCC Sound The SD38 is a 6 axle diesel electric locomotive built by General Motors Electro Motive Division between May 1967 and October 1971. It had an EMD 645 16 cylinder engine generating 2,000 horsepower. The EMD SD38AC built by General Motors Electro Motive Division between June and October 1971. It was basically an SD38 with an AR10 alternating current alternator instead of the SD38s