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1991 Season
o  Season Overview
o  Points graph
o  Drivers' Championship
o  Constructors' Championship
o  Race Results
o  Poles and Fastest Laps
o  Participations Matrix
o  Line-Up
o  Calendar

Profiles
o  Drivers
o  Teams
o  Cars
o  Engines
o  Tyres
o  Lubricants
o  Entrants
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o  Car Numbers
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History
o  Previous Seasons
o  Drivers' Championships
o  Constructors' Championships
o  Race Results
o  All-Time Calendar

Statistics
o  Data Search

Other
o  Acknowledgments
o  Links
www.ChicaneF1.com
1991 United States GP
1990 Brazilian GP

1991 Brazilian GP

1991 San Marino GP
1992 Brazilian GP
 XX  Grande Prêmio do Brasil


Overview - Entry List - Pre-Qualifying - Qualification
Starting Grid - Classification - Fastest Laps - Laps Led

Details
DateSunday 24 March 1991
Start time14:00
EventBrazilian GP
CircuitInterlagos
Event FormatRace of 71 laps
Race2 of 16
Championship race502
Circuit
Laps71
Circuit Perimeter4325 m
Race Distance4325 × 71 = 307.075 km
Grid Format2-2-2-2 (staggered)
Pole PositionLeft
First CornerLeft
Track DirectionAnti-clockwise
Weather
WeatherOvercast, Mild, Wet
Participants
Entries34
Qualifiers26
Finishers13
Championship DebutantsNone
MilestonesÉric Bernard - 20th Race Entry (Driver)
AGS - 100th Race Entry (Car Manufacturer)
Canon Williams Team - 100th Race Entry (Entrant)
Gabriele Tarquini - 50th Race Entry (Driver)
Goodyear - 250th Win (Tyre Manufacturer)
Honda Marlboro McLaren - 100th Race Entry (Entrant)
Mauricio Gugelmin - 50th Race Entry (Driver)
Records Broken 1. Most Laps Led Ayrton Senna (2260)
Records Extended 1. Most Constructors' Championship Points ScoresFerrari (422),
2. Most Drivers' Championship Points ScoresFerrari (554),
3. Most Drivers' Championship Points Scores Alain Prost (110),
4. Most Constructors' Championship Points Scores Alain Prost (110),
5. Most 4th Place FinishesFerrari (100),
6. Most 6th Place FinishesFerrari (59),
7. Most 12th Place FinishesBrabham (25),
8. Most Race EntriesLotus (1208),
9. Most Race Entries Riccardo Patrese (211),
10. Most Poles Ayrton Senna (54),
11. Most 3rd Place Qualifications Nigel Mansell (25),
12. Most 5th Place QualificationsFerrari (112),
13. Most 6th Place QualificationsFerrari (93)

Championships
1  Ayrton Senna 20 
2  Alain Prost 9 
3  Riccardo Patrese 6 
up
4  Nélson Piquet 6 
down
5  Gerhard Berger 4 
up
6  Stefano Modena 3 
down
7  Satoru Nakajima 2 
down
8  Jean Alesi 1 
down
  Aguri Suzuki 1 
down
1 McLaren / Honda 24 
2 Ferrari / Ferrari 10 
3 Williams / Renault 6 
up
4 Benetton / Ford 6 
5 Tyrrell / Honda 5 
down
6 Lola / Ford 1 
down

Results
 WinnerPole PositionFastest Lap
Car NumberCar 1Car 1Car 5
EntrantHonda Marlboro McLarenHonda Marlboro McLarenCanon Williams Team
Driver Ayrton Senna Ayrton Senna Nigel Mansell
CarMcLaren MP4/6McLaren MP4/6Williams FW14
EngineHonda 3.5 V12Honda 3.5 V12Renault 3.5 V10
Time1:38'28.1281'16.3921'20.436
Speed187.110 km/h203.817 km/h193.570 km/h


Overview - Entry List - Pre-Qualifying - Qualification
Starting Grid - Classification - Fastest Laps - Laps Led