 With car commissions scarce due to the depressed economic climate, Porsche founded a subsidiary company, "Hochleistungs Motor GmbH (High Performance Engines Ltd.)," to develop a racing car for which he had no customer.Based on Max Wagner's mid-engined layout the "1923 Benz Tropfenwagen", or "Teardrop" aerodynamic design, the experimental P-Wagen project racing car (P stood for Porsche) was designed according to the regulations of the 750 kg formula.The main regulation of this formula was that the weight of the car without driver, fuel, oil, water and tires was not allowed to exceed .