Roberto Guerrero Indy Racing League Indy Racing League

| Year_ | Team | Chassis | Engine | Rank_ |
|---|---|---|---|---|
| 1996 | Pagan Racing | Reynard 94i | Ford XB | 5th |
| 1996 | Pagan Racing | Reynard 95i | Ford XB | 5th |
| 1996–1997 | Pagan Racing | Reynard 95i | Ford XB | 7th |
| 1996–1997 | Pagan Racing | Reynard 94i | Ford XB | 7th |
| 1996–1997 | Pagan Racing | Dallara | Infiniti | 7th |
| 1996–1997 | Pagan Racing | Dallara | Oldsmobile | 7th |
| 1998 | Pagan Racing | Dallara | Oldsmobile | 26th |
| 1998 | Cobb Racing | G-Force | Infiniti | 26th |
| 1999 | Cobb Racing | G-Force | Infiniti | 30th |
| 2000 | A.J. Foyt Enterprises | Dallara | Oldsmobile | 44th |
| 2000 | Team Coulson | G-Force | Oldsmobile | 44th |
| 2001 | Dick Simon Racing | Dallara | Oldsmobile | NC |