126-4014 UNION PACIFIC BIG BOY #4014-N QuickBooks • Locomotive Speed Control

• Locomotive Speed Control

Air Force P-51D Mustang originally used a Hamilton Standard propeller

double loading silos and colorful decal signs

Direct replacement for older Atlas 3-Rail trucks

It also features metal wheels and E-Z Mate mark II couplers

126-4014 UNION PACIFIC BIG BOY #4014-N QuickBooks • Locomotive Speed ControlThe 4 8 8 4 Big Boy is an articulated Steam Engine manufactured by the American Locomotive Company between 1941 and 1944. The Union Pacific was the sole purchaser of these engines, owning and operating a total of 25 of the colossal 600 ton engines. The 4 8 8 4 wheel arrangement combined stability and power, with the four wheel leading truck allowing for smoother entry into curves while the two sets of 8 drive wheels provided 135,375 lbf of tractive