MEXICAN GRAND PRIX - PRACTICE 1
29 May 1988
Autódromo Hermanos Rodríguez, Mexico
| Pos. | No. | Driver | Team | Time / Gap | 
|---|---|---|---|---|
| 1 | 12 | Ayrton SennaSEN | McLaren Honda | 1:19.475 | 
| 2 | 11 | Alain ProstPRO | McLaren Honda | +0.328s | 
| 3 | 28 | Gerhard BergerBER | Ferrari | +0.513s | 
| 4 | 1 | Nelson PiquetPIQ | Lotus Honda | +1.525s | 
| 5 | 27 | Michele AlboretoALB | Ferrari | +1.977s | 
| 6 | 18 | Eddie CheeverCHE | Arrows Megatron | +2.762s | 
| 7 | 17 | Derek WarwickWAR | Arrows Megatron | +2.913s | 
| 8 | 2 | Satoru NakajimaNAK | Lotus Honda | +3.349s | 
| 9 | 20 | Thierry BoutsenBOU | Benetton Ford | +3.352s | 
| 10 | 5 | Nigel MansellMAN | Williams Judd | +4.052s | 
| 11 | 19 | Alessandro NanniniNAN | Benetton Ford | +4.472s | 
| 12 | 22 | Andrea de CesarisDEC | Rial Ford | +5.245s | 
| 13 | 30 | Philippe AlliotALL | Lola Ford | +5.328s | 
| 14 | 29 | Yannick DalmasDAL | Lola Ford | +5.378s | 
| 15 | 6 | Riccardo PatresePAT | Williams Judd | +5.654s | 
| 16 | 9 | Piercarlo GhinzaniGHI | Zakspeed | +5.794s | 
| 17 | 16 | Ivan CapelliCAP | March Judd | +5.871s | 
| 18 | 25 | Rene ArnouxARN | Ligier Judd | +6.416s | 
| 19 | 3 | Jonathan PalmerPAL | Tyrrell Ford | +6.422s | 
| 20 | 14 | Philippe StreiffSTR | AGS Ford | +6.830s | 
| 21 | 24 | Luis Perez-SalaPER | Minardi Ford | +7.138s | 
| 22 | 10 | Bernd SchneiderSCH | Zakspeed | +7.211s | 
| 23 | 4 | Julian BaileyBAI | Tyrrell Ford | +7.617s | 
| 24 | 36 | Alex CaffiCAF | Dallara Ford | +7.856s | 
| 25 | 32 | Oscar LarrauriLAR | Euro Brun Ford | +8.048s | 
| 26 | 15 | Mauricio GugelminGUG | March Judd | +8.073s | 
| 27 | 21 | Nicola LariniLAR | Osella | +8.328s | 
| 28 | 23 | Adrian CamposCAM | Minardi Ford | +8.498s | 
| 29 | 31 | Gabriele TarquiniTAR | Coloni Ford | +9.023s | 
| 30 | 33 | Stefano ModenaMOD | Euro Brun Ford | +11.998s | 
| 31 | 26 | Stefan JohanssonJOH | Ligier Judd |