Athearn's SD40-2: A Kitbasher's Gold Mine
Model Railroader 1985-10
The article covers how to convert the Athearn SD40-2 model into a SD38-2, a GP40X, a SD45-2, and a GP50. Includes model photos and cutting diagrams for each of those models.
Chessie System SD40-2
Model Railroader 1988-02
Installing details and painting this Athearn model. Includes prototype and model photos as well as a detailing parts list.