Rahal/Letterman/Lanigan Racing CART/Champ Car statistics at Indianapolis
| Year | Race # | Driver | Start | Finish | Car # | Sponsor | Chassis | Engine | Tire | Qualifying Speed | Laps | X Led | Laps Led | Status | Points |
| 1992 | 4 | Bobby Rahal | 10 | 6 | 12 | Miller Genuine Draft | Lola | Chevrolet | Goodyear | 224.158 | 199 | 0 | 0 | flagged | 8 |
| 1994 | 4 | Bobby Rahal | 28 | 3 | 4 | Miller Genuine Draft | Penske | Chevrolet | Goodyear | 224.094 | 199 | 0 | 0 | flagged | 14 |
| 1994 | 4 | Mike Groff | 31 | 31 | 10 | Motorola | Penske | Chevrolet | Goodyear | 221.355 | 28 | 0 | 0 | contact | 0 |
| 1995 | 6 | Bobby Rahal | 21 | 3 | 9 | Miller Genuine Draft | Lola | Ilmor | Goodyear | 227.081 | 200 | 1 | 1 | flagged | 14 |
| 1995 | 6 | Raul Boesel | 22 | 20 | 11 | Duracell Charger | Lola | Ilmor | Firestone | 226.028 | 184 | 1 | 2 | oil line | 0 |
