MOLSON GRAND PRIX DU CANADA - PRACTICE 1
02 Jun 1991
Circuit Gilles-Villeneuve, Canada
| Pos. | No. | Driver | Team | Time / Gap |
|---|---|---|---|---|
| 1 | 19 | Roberto MorenoMOR | Benetton Ford | 1:21.793 |
| 2 | 5 | Nigel MansellMAN | Williams Renault | +0.468s |
| 3 | 27 | Alain ProstPRO | Ferrari | +0.625s |
| 4 | 2 | Gerhard BergerBER | McLaren Honda | +1.000s |
| 5 | 1 | Ayrton SennaSEN | McLaren Honda | +1.098s |
| 6 | 4 | Stefano ModenaMOD | Tyrrell Honda | +1.721s |
| 7 | 23 | Pierluigi MartiniMAR | Minardi Ferrari | +2.146s |
| 8 | 32 | Bertrand GachotGAC | Jordan Ford | +2.211s |
| 9 | 6 | Riccardo PatresePAT | Williams Renault | +2.243s |
| 10 | 33 | Andrea de CesarisDEC | Jordan Ford | +2.297s |
| 11 | 20 | Nelson PiquetPIQ | Benetton Ford | +2.467s |
| 12 | 29 | Eric BernardBER | Lola Ford | +2.555s |
| 13 | 3 | Satoru NakajimaNAK | Tyrrell Honda | +2.736s |
| 14 | 22 | Jyrki JarvilehtoJAR | Dallara Judd | +2.789s |
| 15 | 21 | Emanuele PirroPIR | Dallara Judd | +2.878s |
| 16 | 24 | Gianni MorbidelliMOR | Minardi Ferrari | +3.242s |
| 17 | 28 | Jean AlesiALE | Ferrari | +3.570s |
| 18 | 15 | Mauricio GugelminGUG | Leyton House Ilmor | +3.574s |
| 19 | 25 | Thierry BoutsenBOU | Ligier Lamborghini | +3.799s |
| 20 | 26 | Erik ComasCOM | Ligier Lamborghini | +4.008s |
| 21 | 18 | Fabrizio BarbazzaBAR | AGS Ford | +4.039s |
| 22 | 30 | Aguri SuzukiSUZ | Lola Ford | +4.060s |
| 23 | 16 | Ivan CapelliCAP | Leyton House Ilmor | +4.450s |
| 24 | 12 | Johnny HerbertHER | Lotus Judd | +4.704s |
| 25 | 17 | Gabriele TarquiniTAR | AGS Ford | +4.788s |
| 26 | 7 | Martin BrundleBRU | Brabham Yamaha | +4.914s |
| 27 | 10 | Stefan JohanssonJOH | Footwork Porsche | +5.480s |
| 28 | 9 | Michele AlboretoALB | Footwork Porsche | +5.799s |
| 29 | 11 | Mika HakkinenHAK | Lotus Judd | +5.895s |
| 30 | 8 | Mark BlundellBLU | Brabham Yamaha | +9.088s |