02165 Union Pacific "Big Boy" Model Kit Class_Class 66 Dark Green Clump-Foliage - 54

Dark Green Clump-Foliage - 54

you must have RailCom® capable locomotive decoders

The LokSound 5 decoder is also suitable for analogue DC and AC (

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02165 Union Pacific "Big Boy" Model Kit Class_Class 66 Dark Green Clump-Foliage - 54The American Big Boys are among the longest and largest series steam locomotives ever built in the world. During the late 1930s, Union Pacific often used auxiliary locomotives to pull trains from Ogden, Utah to Wasatch over a steep pass. UP wanted to simplify this system and commissioned its own development department to design a new locomotive that could pull a 3,600 t train (up to a maximum of 4,200 t) up the steep pass. The 25 Big Boy locomotives