United States Grand Prix West
Argentine Grand Prix
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| Pos | Driver | Constructor | Q1 | Q2 | Gap |
|---|---|---|---|---|---|
| 1 | Nelson Piquet | Brabham-Ford | 1:35.79 | 1:35.08 | |
| 2 | Carlos Reutemann | Williams-Ford | 1:35.39 | 1:36.00 | 0.31 |
| 3 | Alan Jones | Williams-Ford | 1:36.34 | 1:36.69 | 1.26 |
| 4 | Riccardo Patrese | Arrows-Ford | 1:37.23 | 1:36.67 | 1.59 |
| 5 | Alain Prost | Renault | 1:37.15 | 1:36.67 | 1.59 |
| 6 | Bruno Giacomelli | Alfa Romeo | 1:38.68 | 1:37.28 | 2.20 |
| 7 | Gilles Villeneuve | Ferrari | 1:37.98 | 1:37.50 | 2.42 |
| 8 | René Arnoux | Renault | 1:38.98 | 1:37.56 | 2.48 |
| 9 | Mario Andretti | Alfa Romeo | 1:37.93 | 1:37.60 | 2.52 |
| 10 | Elio de Angelis | Lotus-Ford | 1:38.35 | 1:37.73 | 2.66 |
| 11 | Hector Rebaque | Brabham-Ford | 1:38.22 | 1:37.78 | 2.70 |
| 12 | Keke Rosberg | Fittipaldi-Ford | 1:37.98 | 1:39.37 | 2.90 |
| 13 | Nigel Mansell | Lotus-Ford | 1:38.86 | 1:38.00 | 2.92 |
| 14 | Eddie Cheever | Tyrrell-Ford | 1:38.16 | 1:38.52 | 3.08 |
| 15 | John Watson | McLaren-Ford | 1:40.06 | 1:38.26 | 3.18 |
| 16 | Jacques Laffite | Ligier-Matra | 1:38.27 | 1:38.71 | 3.19 |
| 17 | Didier Pironi | Ferrari | 1:39.23 | 1:38.56 | 3.49 |
| 18 | Marc Surer | Ensign-Ford | 1:39.30 | 1:38.57 | 3.49 |
| 19 | Patrick Tambay | Theodore-Ford | 1:38.73 | 1:39.67 | 3.65 |
| 20 | Andrea de Cesaris | McLaren-Ford | 1:39.41 | 1:38.78 | 3.70 |
| 21 | Siegfried Stohr | Arrows-Ford | 1:40.30 | 1:39.19 | 4.11 |
| 22 | Chico Serra | Fittipaldi-Ford | 1:39.33 | 1:39.40 | 4.25 |
| 23 | Jean-Pierre Jarier | Ligier-Matra | 1:39.40 | 4.32 | |
| 24 | Ricardo Zunino | Tyrrell-Ford | 1:41.04 | 1:39.80 | 4.72 |
| 25 | Jan Lammers | ATS-Ford | 1:40.34 | 1:39.84 | 4.76 |
| 26 | Jean-Pierre Jabouille | Ligier-Matra | 1:40.31 | 5.23 | |
| 27 | Beppe Gabbiani | Osella-Ford | 1:41.95 | 1:40.71 | 5.63 |
| 28 | Miguel Angel Guerra | Osella-Ford | 1:40.98 | 1:44.48 | 5.90 |
| 29 | Eliseo Salazar | March-Ford | 1:44.73 | 1:43.27 | 8.19 |
| 30 | Derek Daly | March-Ford | No time | No time |
| 1 | Alan Jones | 15 | 9,6 | |
| ▲ | Carlos Reutemann | 15 | 6,9 | |
| 3 | Nelson Piquet | 4 | 4,0 | |
| ▲ | Riccardo Patrese | 4 | 0,4 | |
| ▲ | 5 | Marc Surer | 3 | 0,3 |
| ▼ | Mario Andretti | 3 | 3,0 | |
| ▼ | 7 | Eddie Cheever | 2 | 2,0 |
| Elio de Angelis | 2 | 0,2 | ||
| ▼ | 9 | Patrick Tambay | 1 | 1,0 |
| ▼ | Jacques Laffite | 1 | 0,1 |
| 1 | Williams-Ford | 30 | 15,15 | |
| 2 | Brabham-Ford | 4 | 4,0 | |
| ▲ | Arrows-Ford | 4 | 0,4 | |
| ▲ | 4 | Ensign-Ford | 3 | 0,3 |
| ▼ | Alfa Romeo | 3 | 3,0 | |
| 6 | Lotus-Ford | 2 | 0,2 | |
| ▼ | Tyrrell-Ford | 2 | 2,0 | |
| ▼ | 8 | Ligier-Matra | 1 | 0,1 |
| ▼ | Theodore-Ford | 1 | 1,0 |