1988 Rick Galles CART PPG IndyCar World Series statistics
| Race # | Track | Driver | Start | Finish | Car # | Sponsor | Chassis | Engine | Tire | Qualifying Speed | Laps | X Led | Laps Led | Status | Points |
| 1 | Phoenix | Al Unser, Jr. | 4 | 18 | 3 | Team Valvoline | March | Cosworth | Goodyear | 160.793 | 81 | 0 | 0 | engine | 0 |
| 2 | Long Beach | Al Unser, Jr. | 4 | 1 | 3 | Team Valvoline | March | Chevrolet | Goodyear | 89.646 | 95 | 2 | 73 | flagged | 21 |
| 3 | Indianapolis | Al Unser, Jr. | 5 | 13 | 3 | Valvoline/Stroh's | March | Chevrolet | Goodyear | 214.186 | 180 | 0 | 0 | flagged | 0 |
| 4 | Milwaukee | Al Unser, Jr. | 4 | 20 | 3 | Team Valvoline | March | Chevrolet | Goodyear | 154.248 | 104 | 1 | 40 | accident | 0 |
| 5 | Portland | Al Unser, Jr. | 4 | 4 | 3 | Team Valvoline | March | Chevrolet | Goodyear | 116.520 | 104 | 1 | 1 | flagged | 12 |
| 6 | Cleveland | Al Unser, Jr. | 10 | 4 | 3 | Team Valvoline | March | Chevrolet | Goodyear | 132.536 | 80 | 0 | 0 | flagged | 12 |
| 7 | Toronto | Al Unser, Jr. | 3 | 1 | 3 | Team Valvoline | March | Chevrolet | Goodyear | 105.549 | 103 | 2 | 85 | flagged | 21 |
| 8 | Meadowlands | Al Unser, Jr. | 6 | 1 | 3 | Team Valvoline | March | Cosworth | Goodyear | 112.941 | 150 | 3 | 32 | flagged | 20 |
| 9 | Michigan | Al Unser, Jr. | 6 | 21 | 3 | Team Valvoline | March | Cosworth | Goodyear | 214.643 | 99 | 0 | 0 | water hose | 0 |
| 10 | Pocono | Al Unser, Jr. | 11 | 2 | 3 | Team Valvoline | March | Chevrolet | Goodyear | 198.733 | 200 | 1 | 15 | flagged | 16 |
| 11 | Mid-Ohio | Al Unser, Jr. | 2 | 4 | 3 | Team Valvoline | March | Chevrolet | Goodyear | 112.720 | 83 | 0 | 0 | flagged | 12 |
| 12 | Road America | Al Unser, Jr. | 3 | 7 | 3 | Team Valvoline | March | Chevrolet | Goodyear | 128.661 | 48 | 0 | 0 | out of fuel | 6 |
| 13 | Nazareth | Al Unser, Jr. | 6 | 19 | 3 | Team Valvoline | March | Chevrolet | Goodyear | 166.167 | 68 | 1 | 10 | engine | 0 |
| 14 | Laguna Seca | Al Unser, Jr. | 3 | 6 | 3 | Team Valvoline | March | Chevrolet | Goodyear | 105.780 | 84 | 1 | 1 | flagged | 8 |
| 15 | Tamiami Park | Al Unser, Jr. | 5 | 1 | 3 | Team Valvoline | March | Chevrolet | Goodyear | 114.755 | 112 | 2 | 82 | flagged | 21 |
