Watkins Glen 6 Hours: Herbert Müller / Gijs van Lennep, Martini Racing/Porsche System, Porsche Carrera RSR Turbo 911, battles with Harry Theodoracopulos / Horst Kwech, Ford Capri RS 2600.
Herbert Müller / Gijs van Lennep, Martini Racing/Porsche System, Porsche Carrera RSR Turbo 911, battles with Harry Theodoracopulos / Horst Kwech, Ford Capri RS 2600.