The Lionel 6-18117 Santa Fe F-3 AA Diesel Engine is a replica of a Santa Fe locomotive from 1993, featuring a blue and yellow color scheme. This model is powered by AC and is in 1:48 scale, designed for O gauge model railroads. The dummy unit is included, making it a complete set for collectors and train enthusiasts. Made by Lionel, a trusted brand in model trains, this diesel locomotive captures the essence of the Santa Fe railroad in its design and detail. Transformer controlled forward/neutral/reverse operation. Features: Dual powerful Pullmor motor with Magnetraction and eight-wheel drive. Working headlight and illuminated number boards. Die-cast metal chassis. Die-cast metal trucks & couplers. Metal wheels & axles. Operating front knuckle coupler. Metal ladders Porthole windows and Screened roof vents.  Minimum Curve O-31   Lionel Cover Box has small hole on side that did not pierce the Dummy individual box. Engine & Dummy were removed from box for testing and pictures.