In 1949 former WW2 fighter pilot Theo Weißenberger acquired the Otto Schöpflin BMW 328 Eigenbau which he further modified. At Saarbrücken he came 5th in the 2-litre class. However his career was cut short, when, having survived the war, he was killed racing his BMW-Weissenberger Eigenbau on the first lap of the Eifelrennen at Nürburgring on June 10th, 1950.