1991 · Round 13 · Pre-Qualifying Portuguese Grand Prix
Autódromo do Estoril, Portugal
Sunday, September 22, 1991
Autódromo do Estoril, Portugal
Sunday, September 22, 1991
Pole position
BRU
1:16.536
Pole margin
+-0.498
to BLU
Top-ten spread
+7.322
P1 to CHA
Entries
8
Fastest time from each qualifying segment; purple marks the segment best
| Pos | Driver | Best | Gap | Laps |
|---|---|---|---|---|
| 01 | BRUBrabham · Brabham BT59Y ~ Brabham BT60Y · Yamaha | 1:16.536 | — | — |
| 02 | BLUBrabham · Brabham BT59Y ~ Brabham BT60Y · Yamaha | 1:16.038 | +-0.498 | — |
| 03 | TARAGS · JH25B JH27 · Cosworth | 1:18.022 | +1.486 | — |
| 04 | ALBFootwork · A11C FA12 · Porsche | 1:17.330 | +0.794 | — |
| 05 | BARAGS · JH25B JH27 · Cosworth | 1:19.292 | +2.756 | — |
| 06 | GROFondmetal · Fondmetal Fomet-1 ~ Fondmetal FA1ME · Cosworth | 1:19.500 | +2.964 | — |
| 07 | CAFFootwork · A11C FA12 · Porsche | 1:19.521 | +2.985 | — |
| 08 | CHAColoni · Coloni C4 Ford · Cosworth | 1:23.858 | +7.322 | — |