#5 Red Baron T-6. An ex-navy SNJ Trainer powered by a Pratt and Whitney 450 hip. R-1340 stock Radial Engine. Widely used by the Air Force and the Navel Air Arms of virtually every allied country in the world during WWII, the T-6/SNJ is one of the most well known airplanes that has ever been around. The military and extraneous equipment was removed to make them lighter and faster for competitive purposes.