1990 · Round 1 · Practice 1 United States Grand Prix
Phoenix Street Circuit, United States
Sunday, March 11, 1990
Phoenix Street Circuit, United States
Sunday, March 11, 1990
Fastest
ALE
1:28.740
Margin
+0.599
to SEN
Most laps
—
ALE
Laps completed
—
Best lap, gap to the fastest driver and laps completed
| Pos | Driver | Best | Gap | Laps |
|---|---|---|---|---|
| 01 | ALETyrrell · Tyrrell 018 ~ Tyrrell 019 · Cosworth | 1:28.740 | — | — |
| 02 | SENMcLaren · McLaren MP4-5B · Honda | 1:29.339 | +0.599 | — |
| 03 | BERMcLaren · McLaren MP4-5B · Honda | 1:29.765 | +1.025 | — |
| 04 | PROFerrari · Ferrari 641 F1 90 | 1:30.490 | +1.750 | — |
| 05 | NAKTyrrell · Tyrrell 018 ~ Tyrrell 019 · Cosworth | 1:30.633 | +1.893 | — |
| 06 | PIQBenetton · Benetton B189B ~ Benetton B190 · Ford | 1:30.718 | +1.978 | — |
| 07 | BOUWilliams · Williams FW13B Renault · Renault | 1:30.990 | +2.250 | — |
| 08 | PATWilliams · Williams FW13B Renault · Renault | 1:31.063 | +2.323 | — |
| 09 | MARMinardi · Minardi M189 ~ Minardi M190 · Cosworth | 1:31.296 | +2.556 | — |
| 10 | ALLLigier · Ligier JS33B ~ Ligier JS33C · Cosworth | 1:31.489 | +2.749 | — |
| 11 | MANFerrari · Ferrari 641 F1 90 | 1:31.598 | +2.858 | — |
| 12 | SCHArrows · Arrows A11B ~ Arrows A11 · Cosworth | 1:31.903 | +3.163 | — |
| 13 | BERLarrousse · Larrousse LC 89B ~ Larrousse 90 · Lamborghini | 1:31.980 | +3.240 | — |
| 14 | MODBrabham · Brabham BT58 ~ Brabham BT59 · Judd | 1:32.112 | +3.372 | — |
| 15 | DECBMS Scuderia Italia · Dallara BMS-F190 · Cosworth | 1:32.185 | +3.445 | — |
| 16 | NANBenetton · Benetton B189B ~ Benetton B190 · Ford | 1:32.208 | +3.468 | — |
| 17 | MOREuro Brun · Judd | 1:32.630 | +3.890 | — |
| 18 | SUZLarrousse · Larrousse LC 89B ~ Larrousse 90 · Lamborghini | 1:32.678 | +3.938 | — |
| 19 | MORBMS Scuderia Italia · Dallara BMS-F190 · Cosworth | 1:32.777 | +4.037 | — |
| 20 | JAROnyx · Onyx ORE-1 ~ Onyx ORE-2 · Cosworth | 1:33.124 | +4.384 | — |
| 21 | JOHOnyx · Onyx ORE-1 ~ Onyx ORE-2 · Cosworth | 1:33.158 | +4.418 | — |
| 22 | LARLigier · Ligier JS33B ~ Ligier JS33C · Cosworth | 1:33.214 | +4.474 | — |
| 23 | DONTeam Lotus · Lotus 102 · Lamborghini | 1:33.429 | +4.689 | — |
| 24 | GROOsella · Osella FA1M89 ~ Osella FA1ME · Cosworth | 1:33.751 | +5.011 | — |
| 25 | BARMinardi · Minardi M189 ~ Minardi M190 · Cosworth | 1:33.754 | +5.014 | — |
| 26 | CAPLeyton House · Leyton House CG901 · Judd | 1:33.987 | +5.247 | — |
| 27 | WARTeam Lotus · Lotus 102 · Lamborghini | 1:34.144 | +5.404 | — |
| 28 | GUGLeyton House · Leyton House CG901 · Judd | 1:34.285 | +5.545 | — |
| 29 | FOIBrabham · Brabham BT58 ~ Brabham BT59 · Judd | 1:34.345 | +5.605 | — |
| 30 | ALBArrows · Arrows A11B ~ Arrows A11 · Cosworth | 1:35.374 | +6.634 | — |