24 Hours of Le Mans
Vic Elford / Gèrard Larrousse, Martini International Racing Team, Porsche 917 LH leads Jo Siffert / Derek Bell, John Wyer Automotive Engineering, Porsche 917 LH and Josè Juncadella / Nino Vaccarella, Escuderia Montjuich, Ferrari 512 M