Moscow locomotive repair plant. Depot. Young men at work. Meeting of the primary organization DOSAAF at the plant. Stand with the newspaper "Dosaafovets". Work of the headquarters of the factory primary organization. Trekking route map. Monument to the fallen soldiers. Laying flowers at the Eternal Flame. V. I. Pipadopulo conducts a lesson with the guys at the station of young technicians DOSAAF. Manufacturing of boat models. Sevastopol port. DOSAAF sports club instructor, shipbuilding engineer I. Okhladsky helps the boys build model ships. Competition. Championship of the Soviet Union in motocross for sidecar motorcycles. Distance motorcycles. Finish. Congratulations to the winners. Personal-team championship of the USSR in road-ring racing in sports cars.