ENICHEM GRAND PRIX OF USA - PRACTICE 2
19 Jun 1988
Detroit Street Circuit, United States
| Pos. | No. | Driver | Team | Time / Gap | 
|---|---|---|---|---|
| 1 | 12 | Ayrton SennaSEN | McLaren Honda | 1:40.177 | 
| 2 | 11 | Alain ProstPRO | McLaren Honda | +0.137s | 
| 3 | 5 | Nigel MansellMAN | Williams Judd | +0.412s | 
| 4 | 20 | Thierry BoutsenBOU | Benetton Ford | +0.502s | 
| 5 | 27 | Michele AlboretoALB | Ferrari | +0.949s | 
| 6 | 28 | Gerhard BergerBER | Ferrari | +1.647s | 
| 7 | 6 | Riccardo PatresePAT | Williams Judd | +1.958s | 
| 8 | 15 | Mauricio GugelminGUG | March Judd | +2.029s | 
| 9 | 14 | Philippe StreiffSTR | AGS Ford | +2.201s | 
| 10 | 17 | Derek WarwickWAR | Arrows Megatron | +2.334s | 
| 11 | 18 | Eddie CheeverCHE | Arrows Megatron | +2.343s | 
| 12 | 30 | Philippe AlliotALL | Lola Ford | +2.472s | 
| 13 | 29 | Yannick DalmasDAL | Lola Ford | +2.784s | 
| 14 | 3 | Jonathan PalmerPAL | Tyrrell Ford | +2.888s | 
| 15 | 1 | Nelson PiquetPIQ | Lotus Honda | +3.131s | 
| 16 | 16 | Ivan CapelliCAP | March Judd | +3.152s | 
| 17 | 19 | Alessandro NanniniNAN | Benetton Ford | +3.225s | 
| 18 | 22 | Andrea de CesarisDEC | Rial Ford | +3.349s | 
| 19 | 25 | Rene ArnouxARN | Ligier Judd | +3.443s | 
| 20 | 36 | Alex CaffiCAF | Dallara Ford | +3.570s | 
| 21 | 26 | Stefan JohanssonJOH | Ligier Judd | +3.736s | 
| 22 | 4 | Julian BaileyBAI | Tyrrell Ford | +3.945s | 
| 23 | 21 | Nicola LariniLAR | Osella | +3.986s | 
| 24 | 23 | Pierluigi MartiniMAR | Minardi Ford | +4.300s | 
| 25 | 32 | Oscar LarrauriLAR | Euro Brun Ford | +4.765s | 
| 26 | 9 | Piercarlo GhinzaniGHI | Zakspeed | +4.840s | 
| 27 | 10 | Bernd SchneiderSCH | Zakspeed | +5.467s | 
| 28 | 2 | Satoru NakajimaNAK | Lotus Honda | +5.541s | 
| 29 | 24 | Luis Perez-SalaPER | Minardi Ford | +5.733s | 
| 30 | 33 | Stefano ModenaMOD | Euro Brun Ford | +10.927s |