PORTUGUESE GRAND PRIX - FASTEST LAPS
23 Sep 1990
Autódromo do Estoril, Portugal
| Pos. | No. | Driver | Team | Lap | Time |
|---|---|---|---|---|---|
| 1 | 6 | Riccardo PatresePAT | Williams Renault | 56 | 1:18.306 |
| 2 | 19 | Alessandro NanniniNAN | Benetton Ford | 59 | 1:18.355 |
| 3 | 1 | Alain ProstPRO | Ferrari | 52 | 1:18.396 |
| 4 | 28 | Gerhard BergerBER | McLaren Honda | 52 | 1:18.438 |
| 5 | 2 | Nigel MansellMAN | Ferrari | 49 | 1:18.577 |
| 6 | 27 | Ayrton SennaSEN | McLaren Honda | 48 | 1:18.936 |
| 7 | 20 | Nelson PiquetPIQ | Benetton Ford | 54 | 1:19.713 |
| 8 | 30 | Aguri SuzukiSUZ | Lola Lamborghini | 41 | 1:20.349 |
| 9 | 5 | Thierry BoutsenBOU | Williams Renault | 29 | 1:20.575 |
| 10 | 9 | Michele AlboretoALB | Arrows Ford | 55 | 1:20.792 |
| 11 | 26 | Philippe AlliotALL | Ligier Ford | 41 | 1:20.914 |
| 12 | 4 | Jean AlesiALE | Tyrrell Ford | 32 | 1:20.916 |
| 13 | 25 | Nicola LariniLAR | Ligier Ford | 55 | 1:20.958 |
| 14 | 23 | Pierluigi MartiniMAR | Minardi Ford | 35 | 1:21.186 |
| 15 | 16 | Ivan CapelliCAP | Leyton House Judd | 47 | 1:21.623 |
| 16 | 10 | Alex CaffiCAF | Arrows Ford | 33 | 1:21.843 |
| 17 | 15 | Mauricio GugelminGUG | Leyton House Judd | 32 | 1:21.894 |
| 18 | 21 | Emanuele PirroPIR | Dallara Ford | 40 | 1:22.231 |
| 19 | 7 | David BrabhamBRA | Brabham Judd | 28 | 1:22.275 |
| 20 | 29 | Eric BernardBER | Lola Lamborghini | 21 | 1:22.434 |
| 21 | 12 | Martin DonnellyDON | Lotus Lamborghini | 11 | 1:22.625 |
| 22 | 8 | Stefano ModenaMOD | Brabham Judd | 18 | 1:23.232 |
| 23 | 11 | Derek WarwickWAR | Lotus Lamborghini | 4 | 1:23.510 |
| 24 | 18 | Yannick DalmasDAL | AGS Ford | 3 | 1:24.879 |