Kato 176-5516 N Scale SD80MAC Conrail #4126 Locomotive DCC READYKato 176 5516 N Scale SD80MAC Conrail #4126 Locomotive DCC READY Prototype Information: Weighing in at more than 400,000 pounds and with a length in excess of 80 feet and massive 5,000 horsepower tractive effort, the SD80MAC is one of the heaviest, longest, and most powerful single diesel locomotives in the world. Conrail was the first railroad to receive the SD80MAC in early 1996. As it would turn out, Conrail would be the only original buyer of this