1984 Grand Prix of United States
24 June - Detroit: 63 laps x 4.023 km = 253.472 km


 Pole Position: N Piquet Brabham 1 min:40.980s
 Fastest Lap: 136.358 km/h D Warwick Renault 1 min:46.221s

Results:

 1   N Piquet        Brabham     1 h 55m 41.842s
 2   E de Angelis    Lotus       1 h 56m 14.480s
 3   T Fabi          Brabham     1 h 57m 08.370s
 4   A Prost         McLaren     1 h 57m 37.100s
 5   J Laffite       Williams    62

Disqualified:

     M 8rundle       Tyrrell     63 1 h 55m 42.679s/ (1)
     S Bellof        Tyrrell     33 accident/ (1)

Did Not Finish:

     M Alboreto      Ferrari     49 engine
     K Rosberg       Williams    47 exhaust/ turbo
     D Warwick       Renault     40 gearbox
     P Tambay        Renault     33 transmission
     P Alliot        RAM         33 brakes/ accident
     N Lauda         McLaren     33 electronics
     N Mansell       Lotus       27 gearbox
     T Boutsen       Arrows      27 engine
     A de Cesaris    Ligier      24 engine overheating
     J Cecotto       Toleman     23 clutch
     E Cheever       Alfa Romeo  21 engine
     A Senna         Toleman     21 accident
     R Patrese       Alfa Romeo  20 spin
     F Hesnault      Ligier       3 accident
     P Ghinzani      Osella       3 accident
     R Arnoux        Ferrari      2 accident
     J Palmer        RAM          2 tyre burst/ accident
     M Winkelhock    ATS          0 accident
     M Surer         Arrows       0 accident *

Did Not Qualify:

     H Rothengatter  Spirit

Qualifying Times:

1 1    Nelson Piquet    Brabham/BMW       1'40.980
2 7    Alain Prost      McLaren/TAG       1'41.640
3 12   Nigel Mansell    Lotus/Renault     1'42.172
4 27   Michele Alboreto Ferrari           1'42.246
5 11   Elio de Angelis  Lotus/Renault     1'42.434
6 16   Derek Warwick    Renault           1'42.637
7 19   Ayrton Senna     Toleman/Hart      1'42.651
8 23   Eddie Cheever    Alfa Romeo        1'43.065
9 15   Patrick Tambay   Renault           1'43.289
10 8   Niki Lauda       McLaren/TAG       1'43.484
11 3   Martin Brundle   Tyrrell/Ford      1'43.754
12 26  A.de Cesaris     Ligier/Renault    1'43.998
13 18  Thierry Boutsen  Arrows/BMW        1'44.063
14 14  M.Winkelhock     ATS/BMW           1'44.228
15 28  Rene Arnoux      Ferrari           1'44.748
16 4   Stefan Bellof    Tyrrell/Ford      1'44.940
17 20  Johnny Cecotto   Toleman/Hart      1'45.231
18 25  F.Hesnault       Ligier/Renault    1'45.419
19 5   Jacques Laffite  Williams/Honda    1'46.225
20 9   Philippe Alliot  RAM/Hart          1'46.333
21 6   Keke Rosberg     Williams/Honda    1'46.495
22 17  Marc Surer       Arrows/Ford       1'46.626
23 2   Teo Fabi         Brabham/BMW       1'47.335
24 10  Jonathan Palmer  RAM/Hart          1'47.743
25 22  Riccardo Patrese Alfa Romeo        1'47.974
26 24  P.Ghinzani       Osella/Alfa Romeo 1'48.865
 Not qualified 
27 21  H.Rothengatter   Spirit/Ford       1'49.955 


Note:

Interrupted after 1st lap accident. Restarded for original distance.
 * retired after first start
 It was at this race that a water sample from M Brundle's car
 was found to infringe the regulations, resulting in Tyrrell's disqualification
 from the season.