Athearn Genesis G65709 HO Scale EMD SD45-2 Santa Fe ATSF 5657 Cambria and Indiana Prototypes in service late 1920s

Prototypes in service late 1920s to 1960s

2 in3 (412 cm3)

Enjoy building and interacting with these mechanisms or use it as teaching moment to show engineering marvels in real-life situations

and the most durable portal axle platform available in its class

ESTES 2222 Porta Pad II Model Rocket Launch Pad and Controller

Athearn Genesis G65709 HO Scale EMD SD45-2 Santa Fe ATSF 5657 Cambria and Indiana Prototypes in service late 1920sAthearn Genesis G65709 HO Scale EMD SD45 2 Santa Fe ATSF 5657 The SD45 2 was an initial success; it was a complete improvement or upgrade as part of EMD's "Dash 2" line; it had little to almost absolutely no flaws during the early stages of production and during the model's official introduction. It was both popular and compatible with the original SD45 as well, with its large 20 cylinder engine. The SD45 2 lasted somewhat longer than most SD45 units