The 1/87 Big Boy Locomotive Model Set by Revell delivers a challenging and rewarding introduction to building a replica of the world's largest steam locomotive.
Featuring:- Detailed Big Boy Replica: Accurately captures the design of the Union Pacific Big Boy in 1/87 scale (HO scale).
- Complete Painting Set: Includes essential paints, glue, and a brush to recreate the Big Boy's iconic black finish.
- Iconic Steam Power: Replicates the massive size and power of the Big Boy, the largest steam locomotive ever built.
- Length: 47.0 cm
- Width: 4.0 cm
- Height: 6.0 cm
- Scale: 1/87 (HO)
- Manufacturer: Revell
- Model: Big Boy Locomotive
- Parts count: 280
- Material: Injection-moulded plastic
- Assembly: Required
- Paint/Glue: Included
- Recommended Age: 14+
Perfect for: Experienced modelers and railroad enthusiasts looking for a challenging and all-inclusive project, ideal for display, collections, or celebrating the golden age of steam.
Why this kit mattersThe Union Pacific Big Boy was the largest steam locomotive ever built. These massive locomotives were designed to haul heavy freight trains over the steep grades of the Wasatch Mountains in Utah. The Big Boy was a symbol of American engineering and the power of steam during the mid-20th century.
Building this model allows you to connect with the history of American railroads and the incredible engineering feats that made them possible. Whether you're a seasoned modeler or a railroad enthusiast, this kit offers a rewarding way to recreate a true icon of steam power. Display it proudly as a reminder of the golden age of railroading.
How to use itThis model set includes everything needed to assemble and paint your own Big Boy Locomotive. Carefully detach the parts from the sprues, and follow the detailed, step-by-step instructions. Use the included paints and brush to recreate the Big Boy's iconic black finish. This kit is best suited for experienced modelers due to the complexity of the build.
This is a plastic model kit. Assembly, paint, and glue are required. It is not a toy.

