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1981 Season
o  Season Overview
o  Points Graph
o  Drivers' Championship
o  Constructors' Championship
o  Participations Matrix
o  Race Results
o  Poles and Fastest Laps
o  Line-Up
o  Calendar

Profiles
o  Drivers
o  Teams
o  Cars
o  Engines
o  Tyres
o  Lubricants
o  Entrants
o  Designers
o  Car Numbers
o  Sponsors
o  Events
o  Circuits

History
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
1981 Argentine GP

1981 San Marino GP

1981 Belgian GP
1982 San Marino GP
 I  Gran Premio di San Marino

Event Overview • Entry List
Qualifying Qualification
Race Starting GridClassificationFastest LapsLaps Led

Details
DateSunday 3 May 1981
Start time14:00
Event San Marino GP
Circuit Imola
Event FormatRace of 60 laps
ChampionshipWorld Championship
Race number#4 of 15 in 1981
#346 (of all time)
Circuit
Laps60
Circuit Perimeter5040 m
Race Distance5040 × 60 = 302.400 km
Grid Format2-2-2-2 (staggered)
Pole PositionLeft
First CornerLeft
Track DirectionAnti-clockwise
Weather
WeatherOvercast, Rain
Participants
Entries30
Qualifiers24
Finishers13
Debutants
Michele Alboreto (Driver),
Slim Borgudd (Driver),
ATS HGS (Car Model),
   Toleman TG181 (Car Model),
Candy Toleman Motorsport (Entrant),
San Marino GP (Event)
MilestonesCar 30 – 200th Race Entry (Car Number)
Valvoline – 200th Race Entry (Lubricant Manufacturer)
Records Broken 1. Most Failures to Qualify March (47)
Records Extended 1. Most Constructors' Championship Points Scores Ferrari (280),
2. Most Drivers' Championship Points Scores Ferrari (412),
3. Most 3rd Place Finishes Carlos Reutemann (19),
4. Most 5th Place Finishes Ferrari (45),
5. Most Consecutive Drivers' Championship Points Scores Carlos Reutemann (14),
6. Most Consecutive Constructors' Championship Points Scores Carlos Reutemann (14),
7. Most Fastest Laps Ferrari (92),
8. Most Races Led Ferrari (197),
9. Most Laps Led Ferrari (5609),
10. Most Poles Ferrari (90),
11. Most 6th Place Qualifications Ferrari (67),
12. Most 23rd Place Qualifications March (20)

World Championship standings
1  Carlos Reutemann 25 
2  NÚlson Piquet 22 up
3  Alan Jones 18 up
4  Riccardo Patrese 10 
5  Alain Prost 4 up
6  Marc Surer 3 
  Mario Andretti 3 
  Hector Rebaque 3 
9  Elio de Angelis 3 up
10  Didier Pironi 2 
  Eddie Cheever 2 up
  RenÚ Arnoux 2 up
13  Patrick Tambay 1 up
  Jacques Laffite 1 up
  Andrea de Cesaris 1 
1  Williams / Ford 43 
2  Brabham / Ford 25 
3  Arrows / Ford 10 up
4  Renault / Renault 6 up
5  Alfa Romeo / Alfa Romeo 3 
  Ensign / Ford 3 
7  Lotus / Ford 3 
8  Tyrrell / Ford 2 
  Ferrari / Ferrari 2 
10  Theodore / Ford 1 up
  McLaren / Ford 1 
  Ligier / Matra 1 up

Results
 WinnerPole PositionFastest Lap
Car NumberCar 5Car 27Car 27
EntrantParmalat Racing TeamScuderia Ferrari SpA SEFACScuderia Ferrari SpA SEFAC
Driver NÚlson Piquet Gilles Villeneuve Gilles Villeneuve
Car Brabham BT49C Ferrari 126CK Ferrari 126CK
EngineFord Cosworth DFV 3.0 V8Ferrari 1.5 V6TFerrari 1.5 V6T
Time1:51'23.971'34.5231'48.064
Speed162.873 km/h191.953 km/h167.901 km/h