| Race |
Site |
Cars |
St |
Fin |
# |
Sponsor / Owner |
Chassis / Engine |
Laps |
Money |
Status |
Led |
Points |
Rank |
| 1 | Homestead | 27 | 12 | 13 | 9 | Marlboro (Hogan Penske Racing) | Penske / Mercedes | 131/133 | 0 | running | 0 | | 14 |
| 2 | Jacarepagua | 27 | 13 | 11 | 9 | Marlboro (Hogan Penske Racing) | Penske / Mercedes | 131/133 | 0 | running | 0 | 2 | 15 |
| 3 | Queensland | 25 | 18 | 25 | 9 | Marlboro (Hogan Penske Racing) | Penske / Mercedes | 8/65 | 0 | engine | 0 | | 19 |
| 4 | Long Beach | 28 | 14 | 20 | 9 | Marlboro (Hogan Penske Racing) | Penske / Mercedes | 48/105 | 0 | crash | 0 | | 23 |
| 5 | Nazareth | 26 | 2 | 4 | 9 | Marlboro (Hogan Penske Racing) | Penske / Mercedes | 200/200 | 0 | running | 0 | 12 | 12 |
| 6 | Michigan | 27 | 8 | 10 | 9 | Marlboro (Hogan Penske Racing) | Reynard / Mercedes | 241/250 | 0 | running | 0 | 3 | 15 |
| 7 | Milwaukee | 28 | 2 | 4 | 9 | Marlboro (Hogan Penske Racing) | Penske / Mercedes | 200/200 | 0 | running | 0 | 12 | 11 |
| 8 | Belle Isle | 26 | 17 | 25 | 9 | Marlboro (Hogan Penske Racing) | Penske / Mercedes | 36/72 | 0 | crash | 0 | | 11 |
| 9 | Portland | 28 | 16 | 20 | 9 | Marlboro (Hogan Penske Racing) | Penske / Mercedes | 78/98 | 0 | transmission | 0 | | 12 |
| 10 | Cleveland | 26 | 20 | 22 | 9 | Marlboro (Hogan Penske Racing) | Penske / Mercedes | 27/90 | 0 | engine | 0 | | 13 |
| 11 | Toronto | 28 | 15 | 14 | 9 | Marlboro (Hogan Penske Racing) | Penske / Mercedes | 90/93 | 0 | crash | 0 | | 13 |
| 12 | Michigan | 25 | 5 | 25 | 9 | Marlboro (Hogan Penske Racing) | Penske / Mercedes | 1/250 | 0 | crash | 0 | | 16 |