Junkers Ju 87 Stuka was obsolete in what was now a fighter-bomber's war. The Bf 109 and Fw 190 could at least fight enemy fighters on equal terms after dropping their ordnance but the Stuka could not. The Ju 87's vulnerability was demonstrated on 11 November 1942, when 15 Ju 87 Ds were shot down by United States Army Air Forces (USAAF) Curtiss P-40Fs in minutes. By 1943, the Allies enjoyed air supremacy in North Africa. The Ju 87s ventured out in "Rotte" strength only, often jettisoning their bombs at the first sight of enemy aircraft. Adding to this trouble, the German fighters
Junkers Jumo 213 3700 rpm for take-off. It would have weighed . There was no time to work this change into the production line before the war ended. Other experimental models included the 213S for low-altitude use, and the turbocharged 213T. Further development of the Jumo 213 was carried out at Arsenal de l'Aéronautique in France after the Second World War. Arsenal 24H-Tandem:2x 24H engines in tandem driving co-axial propellers. Junkers Jumo 213 The Junkers Jumo 213 was a World War II-era V-12 liquid-cooled aircraft engine, a development of Junkers Motoren's earlier design, the Jumo 211. The design added two features, a pressurized