KATO 126-4014-S N Scale 4-8-8-4 Big Boy Steam Loco Union Pacific UP 4014 Sound Zelos diecast chassis and E-Z Mate(R)

diecast chassis and E-Z Mate(R) knuckle couplers

Molded 6mm motor plate

3" (489mm)

and fast drying

7-Point Pitch Curve

KATO 126-4014-S N Scale 4-8-8-4 Big Boy Steam Loco Union Pacific UP 4014 Sound Zelos diecast chassis and E-Z Mate(R)KATO 126 4014 S N Scale 4 8 8 4 Big Boy Steam Loco Union Pacific UP 4014 Sound The 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