- Date
- 22 September 1991
- Season
- 1991
- Round
- Round 13 of 16
- Circuit
- Autódromo do Estoril
Podium
- P1 Riccardo Patrese — Williams · 10 pts
- P2 Ayrton Senna — McLaren · 6 pts
- P3 Jean Alesi — Ferrari · 4 pts
26 drivers classified in the archived result.
The 1991 season
- Italian Grand Prix · Previous · Round 12
- Spanish Grand Prix · Next · Round 14
The dirty air behind a car steals downforce from whoever is chasing — which is why following closely is so hard.