Porsche 917 Interserie Final Standing 1973Original vintage motor sport poster Final Standings Interserie 1973 celebrating Porsche's victory with a bold design featuring a black yellow and red thermal stylised image of a Porsche 917 10 Turbo engine racing car with the list of the winning race drivers on the border below the red and white title text 1. Leo Kinnunen 2. Willi Kauhsen 3. Georg Loos in Porsche 917 10 Turbo cars, 4. Ernst Kraus in a Porsche 917 10 car, 5. Reinhart Jost in a Porsche