Zeltweg 1000 km

No 40 Guillermo Rojas/Hector Rebaque/Fred van Beuren, Jr.'s Rebaque-Rojas Racing Team Porsche Carrera RSR 911, finished 14th - No 1 Jacky Ickx/Arturo Merzario/Vittorio Brambilla's works Autodelta SpA Alfa Romeo T33/TT/12, finished 5th - No 34 Jürgen Barth/Franz Pesch/Clemens Schickentanz's Gelo Racing Porsche Carrera RSR 911, finished 12th