BRAZILIAN GRAND PRIX - PRACTICE 1
24 Mar 1991
Autódromo José Carlos Pace, Brazil
| Pos. | No. | Driver | Team | Time / Gap |
|---|---|---|---|---|
| 1 | 1 | Ayrton SennaSEN | McLaren Honda | 1:33.780 |
| 2 | 4 | Stefano ModenaMOD | Tyrrell Honda | +0.467s |
| 3 | 2 | Gerhard BergerBER | McLaren Honda | +0.673s |
| 4 | 28 | Jean AlesiALE | Ferrari | +0.949s |
| 5 | 19 | Roberto MorenoMOR | Benetton Ford | +1.603s |
| 6 | 5 | Nigel MansellMAN | Williams Renault | +1.668s |
| 7 | 20 | Nelson PiquetPIQ | Benetton Ford | +1.814s |
| 8 | 27 | Alain ProstPRO | Ferrari | +2.061s |
| 9 | 23 | Pierluigi MartiniMAR | Minardi Ferrari | +2.368s |
| 10 | 3 | Satoru NakajimaNAK | Tyrrell Honda | +3.102s |
| 11 | 29 | Eric BernardBER | Lola Ford | +3.769s |
| 12 | 24 | Gianni MorbidelliMOR | Minardi Ferrari | +4.121s |
| 13 | 16 | Ivan CapelliCAP | Leyton House Ilmor | +4.282s |
| 14 | 22 | Jyrki JarvilehtoJAR | Dallara Judd | +4.829s |
| 15 | 21 | Emanuele PirroPIR | Dallara Judd | +5.251s |
| 16 | 17 | Gabriele TarquiniTAR | AGS Ford | +5.440s |
| 17 | 30 | Aguri SuzukiSUZ | Lola Ford | +5.448s |
| 18 | 7 | Martin BrundleBRU | Brabham Yamaha | +5.466s |
| 19 | 12 | Julian BaileyBAI | Lotus Judd | +5.484s |
| 20 | 26 | Erik ComasCOM | Ligier Lamborghini | +5.560s |
| 21 | 8 | Mark BlundellBLU | Brabham Yamaha | +5.580s |
| 22 | 18 | Stefan JohanssonJOH | AGS Ford | +5.863s |
| 23 | 25 | Thierry BoutsenBOU | Ligier Lamborghini | +6.055s |
| 24 | 11 | Mika HakkinenHAK | Lotus Judd | +6.314s |
| 25 | 15 | Mauricio GugelminGUG | Leyton House Ilmor | +6.602s |
| 26 | 6 | Riccardo PatresePAT | Williams Renault | +7.627s |
| 27 | 10 | Alex CaffiCAF | Footwork Porsche | +9.191s |
| 28 | 9 | Michele AlboretoALB | Footwork Porsche | +13.721s |
| 29 | 32 | Bertrand GachotGAC | Jordan Ford | +30.275s |
| 30 | 33 | Andrea de CesarisDEC | Jordan Ford | +48.308s |