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diesel nomenclature
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  1. HO Scale
    OK, can someone explain to me diesel nomenclature? Steamers I get, 4-4-0, 2-10-2, and so on; defined by the number of lead wheels, drive wheels, and trailing wheels under the loco. I get it, but diesels - not so much. They all look alike to me. So what's the difference between a GP38-2 or a SD45...
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