The Athearn Blue Box Conrail GP40-2 Diesel Engine #3279 is a vintage model of a diesel locomotive in 1:87 scale. This Ready-to-Go pre-built unit is powered by DC and features an analog control system, perfect for collectors or model railroad enthusiasts. With the brand being Athearn and the corporate roadname Conrail, this piece of transportation-themed train is a must-have for any HO gauge railroad system. Made in China, this two-rail system unit captures the nostalgia of classic locomotives with a grade of C-5 Good quality. Untested.