Live Steam Engines

We offer precision-built live steam locomotive models and castings in 7 1⁄4" and 7 1⁄2" gauge. Whether you want a ready-to-run chassis-on-air, rough or machined castings, or select hard-to-find parts, we have an option for you. Select a model below to learn more. 

Our Locomotive Models

Model Type Gauge Offering
Union Pacific Challenger 4-6-6-4 Articulated 7 1⁄4" & 7 1⁄2" Castings, machined parts, drawings, partial construction
Union Pacific Big Boy 4-8-8-4 Articulated 7 1⁄4" & 7 1⁄2" Built using Challenger castings
UP FEF Northern 4-8-4 Northern 7 1⁄4" & 7 1⁄2" Select castings & exclusive 14-wheel centipede tender
USRA Heavy Pacific 4-6-2 Pacific 7 1⁄4" & 7 1⁄2" Completed chassis-on-air
USRA Consolidation 2-8-0 Consolidation 7 1⁄4" & 7 1⁄2" Completed chassis-on-air
USRA Switcher 0-6-0 Switcher 7 1⁄4" & 7 1⁄2" Completed chassis-on-air

What We Offer

  • Chassis-on-air — Fully machined, assembled, and tested on compressed air. Ready to run the day it arrives.
  • Castings — Rough or machined castings from top commercial foundries, scaled from original railroad drawings.
  • Drawings — Machine drawings and reproductions of original Union Pacific drawings available with casting purchases.
  • Partial construction — We can handle the machining and assembly of selected sections so you can focus on the finish work.
  • Select parts — Hard-to-find castings and exclusive tender components for specific models.

Not sure which model is right for you? Contact us — we’d love to help.