1990 · Round 1 · Practice 2 United States Grand Prix
Phoenix Street Circuit, United States
Sunday, March 11, 1990
Phoenix Street Circuit, United States
Sunday, March 11, 1990
Fastest
NAN
1:51.939
Margin
+0.284
to GRO
Most laps
—
NAN
Laps completed
—
Best lap, gap to the fastest driver and laps completed
| Pos | Driver | Best | Gap | Laps |
|---|---|---|---|---|
| 01 | NANBenetton · Benetton B189B ~ Benetton B190 · Ford | 1:51.939 | — | — |
| 02 | GROOsella · Osella FA1M89 ~ Osella FA1ME · Cosworth | 1:52.223 | +0.284 | — |
| 03 | WARTeam Lotus · Lotus 102 · Lamborghini | 1:52.534 | +0.595 | — |
| 04 | ALETyrrell · Tyrrell 018 ~ Tyrrell 019 · Cosworth | 1:53.638 | +1.699 | — |
| 05 | SCHArrows · Arrows A11B ~ Arrows A11 · Cosworth | 1:54.518 | +2.579 | — |
| 06 | NAKTyrrell · Tyrrell 018 ~ Tyrrell 019 · Cosworth | 1:56.659 | +4.720 | — |
| 07 | MARMinardi · Minardi M189 ~ Minardi M190 · Cosworth | 1:56.993 | +5.054 | — |
| 08 | MANFerrari · Ferrari 641 F1 90 | 1:57.253 | +5.314 | — |
| 09 | BOUWilliams · Williams FW13B Renault · Renault | 1:57.671 | +5.732 | — |
| 10 | ALBArrows · Arrows A11B ~ Arrows A11 · Cosworth | 1:57.736 | +5.797 | — |
| 11 | BARMinardi · Minardi M189 ~ Minardi M190 · Cosworth | 1:58.475 | +6.536 | — |
| 12 | BERLarrousse · Larrousse LC 89B ~ Larrousse 90 · Lamborghini | 1:59.125 | +7.186 | — |
| 13 | SENMcLaren · McLaren MP4-5B · Honda | 1:59.731 | +7.792 | — |
| 14 | PATWilliams · Williams FW13B Renault · Renault | 1:59.862 | +7.923 | — |
| 15 | MOREuro Brun · Judd | 2:03.437 | +11.498 | — |
| 16 | GUGLeyton House · Leyton House CG901 · Judd | 2:03.638 | +11.699 | — |
| 17 | DONTeam Lotus · Lotus 102 · Lamborghini | 2:04.663 | +12.724 | — |
| 18 | CAPLeyton House · Leyton House CG901 · Judd | 2:14.419 | +22.480 | — |
| 19 | JAROnyx · Onyx ORE-1 ~ Onyx ORE-2 · Cosworth | 2:26.872 | +34.933 | — |
| 20 | JOHOnyx · Onyx ORE-1 ~ Onyx ORE-2 · Cosworth | 2:28.222 | +36.283 | — |
| 21 | DECBMS Scuderia Italia · Dallara BMS-F190 · Cosworth | 2:33.119 | +41.180 | — |
| 22 | LARLigier · Ligier JS33B ~ Ligier JS33C · Cosworth | 21:58.328 | +1206.389 | — |
| 23 | PROFerrari · Ferrari 641 F1 90 | 30:42.109 | +1730.170 | — |