BLI 10603 HO Scale Big Boy 4-8-8-4 UP 4014 250th East Coast Tour 2026 Stealth DC Cap Pack Always remove the filament while

Always remove the filament while nozzle is still hot and purge with standard ABS after printing

This easy-to-build HO Scale kit features highly detailed plastic parts with separate details and a detailed underframe

The gun barrel can be attached

(Excluding wide tread chassis)

Drawing inspiration from his appearance in the recent Star Wars live-action series on Disney+

BLI 10603 HO Scale Big Boy 4-8-8-4 UP 4014 250th East Coast Tour 2026 Stealth DC Cap Pack Always remove the filament whileBLI 10603 HO Scale Big Boy 4 8 8 4 UP 4014 250th East Coast Tour 2026 Stealth DC When railfans think of big steam, one locomotive almost always comes to mind: the Big Boy. Often regarded as the largest steam locomotive ever builtand certainly a contender for the world's most famous locomotivethe Big Boy was created to meet some of the most demanding operating requirements ever placed on a steam engine. The Union Pacific Railroad needed a locomotive