1984 Grand Prix of Portugal
21 October - Estoril: 70 laps x 4.350 km = 304.500 km

 Pole Position: N Piquet Brabham 1 min:21.703s
 Fastest Lap: 188.b84 km/h N Lauda Mclaren 1 min:22.996s

Results:

 1   A Prost      McLaren    1 h 41m 11.753s
 2   N Lauda      McLaren    1 h 41m 25.178s
 3   A Senna      Toleman    1 h 41m 31.795s
 4   M Alboreto   Ferrari    1 h 41m 32.070s
 5   E de Angelis Lotus      1 h 42m 43.922s
 6   N Piquet     Brabham    69
 7   P Tambay     Renault    69
 8   R Patrese    Alfa Romeo 69
 9   R Arnoux     Ferrari    69
 10  M Winkelhock Brabham    69
 11  S Johansson  Toleman    69
 12  A de Cesaris Ligier     69
 13  G Berger     ATS        68
 14  J Laffite    Williams   67
 15  M Baldi      Spirit     66
 16r J Gartner    Osella     65 out of fuel
 17  E Cheever    Alfa Romeo 64

Did Not Finish:

     P Ghinzani   Osella     60 engine
     N Mansell    Lotus      52 brake fluid loss/ spin
     D Warwick    Renault    51 gearbox
     P Streiff    Renault    48 drive shaft
     K Rosberg    Williams   39 engine
     F Hesnault   Ligier     31 electrics
     T Boutsen    Arrows     24 drive shaft
     J Palmer     RAM        19 gearbox
     M Surer      Arrows      8 electrics
     P Alliot     RAM         2 engine


Qualifying Times:

1 1    Nelson Piquet    Brabham/BMW       1'21.703
2 7    Alain Prost      McLaren/TAG       1'21.774
3 19   Ayrton Senna     Toleman/Hart      1'21.936
4 6    Keke Rosberg     Williams/Honda    1'22.049
5 11   Elio de Angelis  Lotus/Renault     1'22.291
6 12   Nigel Mansell    Lotus/Renault     1'22.319
7 15   Patrick Tambay   Renault           1'22.583
8 27   Michele Alboreto Ferrari           1'22.686
9 16   Derek Warwick    Renault           1'22.801
10 20  Stefan Johansson Toleman/Hart      1'22.942
11 8   Niki Lauda       McLaren/TAG       1'23.183
12 22  Riccardo Patrese Alfa Romeo        1'24.048
13 33  Philippe Streiff Renault           1'24.089
14 23  Eddie Cheever    Alfa Romeo        1'24.235
15 5   Jacques Laffite  Williams/Honda    1'24.437
16 17  Marc Surer       Arrows/BMW        1'24.688
17 28  Rene Arnoux      Ferrari           1'24.848
18 18  Thierry Boutsen  Arrows/BMW        1'25.115
19 2   M.Winkelhock     Brabham/BMW       1'25.289
20 26  A.de Cesaris     Ligier/Renault    1'26.082
21 25  F.Hesnault       Ligier/Renault    1'26.701
22 24  P.Ghinzani       Osella/Alfa Romeo 1'26.840
23 14  Gerhard Berger   ATS/BMW           1'28.106
24 30  Jo Gartner       Osella/Alfa Romeo 1'28.229
25 21  Mauro Baldi      Spirit/Hart       1'29.001
26 10  Jonathan Palmer  RAM/Hart          1'29.397
27 9   Philippe Alliot  RAM/Hart          1'30.406