Kato N Scale 176-5624 EMD SD90/43MAC Union Pacific UP 3736 Central of Georgia Maximum Spur Gear Size: 70T

Maximum Spur Gear Size: 70T (48P)

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Bigger piston and sleeve delivers extreme power

Kato N Scale 176-5624 EMD SD90/43MAC Union Pacific UP 3736 Central of Georgia Maximum Spur Gear Size: 70TKato N Scale 176 5624 EMD SD90 43MAC Union Pacific UP 3736 Weighing in at more than 400,000 pounds and with a length in excess of 80 feet and massive 4,300 horsepower tractive effort, the SD90 43MAC is one of the heaviest, longest, and most powerful single diesel locomotives in the world. To date, there have been three production versions of the SD90MAC. The SD90 43MAC was originally designed with a 6,000hp engine in mind, but was fitted with a