Portuguese Grand Prix: Ayrton Senna (BRA) McLaren Honda MP4/6, 2nd place leads Gerhard Berger (AUT) McLaren Honda MP4/6 Portuguese Grand Prix, Estoril, 22 September 1991
Ayrton Senna (BRA) McLaren Honda MP4/6, 2nd place leads Gerhard Berger (AUT) McLaren Honda MP4/6
Portuguese Grand Prix, Estoril, 22 September 1991