Union Pacific LC+2 LionMaster Big Boy #4024 Our LionMaster Big Boy still captures the massive look and feel of the prototype compressed just enough to make this beast O-31 curve friendly! Perfect for small - mid-sized layouts and anyone who loves big steam, these impressive models are ready for long trains of traditional or scale-sized rolling stock. With Bluetooth® and TMCC command control, you've got a world of control options available. Now for the first time in this size, we're adding oil tender and removed aftercooler details to bring a modern 4014 to your rails. SKU: 2632090 Dimensions: Length: 29" Gauge: O Gauge rail line: Union Pacific Minimum Radius: O31 Power: Electric Road Number: 4024 Engine: Steam Manuals Find the latest manuals in our support section. Replacement Parts Buy any replacement parts in our support section. Contact Contact a service station to fix your product