Mercedes-Benz Targa-Florio. It was similar to the 1923 Indianapolis race car, loosely based on the Type 10/40/65. It had a 4cyl. engine with 1983cc, DOHC, 16 valves. For 1924 it was upgraded by Porsche a.o. with a larger supercharger now bringing 126 BHP instead of 95BHP. Neubauer finished 15th at the Targa Florio.