BLI 7239 N Scale Big Boy 4-8-8-4 Steam Loco Union Pacific (2 Tone Gray) UP 4024 Paragon4 DCC HO Vehicles Vanquish SLW Wheel Hubs

Vanquish SLW Wheel Hubs

Andrews or “Bettendorf” cast steel trucks

Rally’s new BL-2s™ brushless power system delivers effortless high-speed power with an added boost of torque for powerful acceleration

3 to be serviced with parts

BLI 7239 N Scale Big Boy 4-8-8-4 Steam Loco Union Pacific (2 Tone Gray) UP 4024 Paragon4 DCC HO Vehicles Vanquish SLW Wheel HubsBLI 7239 N Scale Big Boy 4 8 8 4 Steam Loco Union Pacific (2 Tone Gray) UP 4024 Paragon4 DCC Often called the largest steam loco ever made, and certainly a contender for the Worlds Most Famous Locomotive, the Big Boy was forged under some of the most strenuous demands ever placed on a locomotive. The UP Railroad needed a locomotive that could be used to pull a 3,600 ton train over Sherman Hill and the 1. 14% grade from Ogden to Wasatch, Utah without