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| 1986-01 | Phoenix | 24 | 2 | 15 | 18 | Michael Andretti | March / Cosworth | 165/200 | 15,076 | engine | 78 |
| 1986-02 | Long Beach | 24 | 7 | 1 | 18 | Michael Andretti | March / Cosworth | 95/95 | 94,546 | running | 47 |
| 1986-03 | Indianapolis | 33 | 3 | 6 | 18 | Michael Andretti | March / Cosworth | 199/200 | 171,763 | running | 45 |
| 1986-04 | Milwaukee | 24 | 1 | 1 | 18 | Michael Andretti | March / Cosworth | 200/200 | 55,846 | running | 110 |
| 1986-05 | Portland | 21 | 2 | 2 | 18 | Michael Andretti | March / Cosworth | 104/104 | 59,780 | running | 87 |
| 1986-06 | Meadowlands | 25 | 1 | 20 | 18 | Michael Andretti | March / Cosworth | 22/100 | 17,150 | engine | 18 |
| 1986-07 | Cleveland | 25 | 3 | 2 | 18 | Michael Andretti | March / Cosworth | 88/88 | 44,780 | running | 0 |
| 1986-08 | Toronto | 24 | 9 | 19 | 18 | Michael Andretti | March / Cosworth | 68/103 | 16,536 | crash | 1 |
| 1986-09 | Michigan | 28 | 6 | 11 | 18 | Michael Andretti | March / Cosworth | 195/250 | 22,210 | engine | 53 |
| 1986-10 | Pocono | 29 | 1 | 11 | 18 | Michael Andretti | March / Cosworth | 185/200 | 19,537 | engine | 0 |
| 1986-11 | Mid-Ohio | 25 | 7 | 10 | 18 | Michael Andretti | March / Cosworth | 79/84 | 17,936 | running | 0 |
| 1986-12 | Sanair | 21 | 4 | 6 | 18 | Michael Andretti | March / Cosworth | 219/225 | 32,720 | running | 0 |
| 1986-13 | Michigan | 23 | 3 | 2 | 18 | Michael Andretti | March / Cosworth | 125/125 | 39,184 | running | 74 |
| 1986-14 | Elkhart Lake | 24 | 7 | 2 | 18 | Michael Andretti | March / Cosworth | 50/50 | 44,480 | running | 19 |
| 1986-15 | Laguna Seca | 24 | 4 | 3 | 18 | Michael Andretti | March / Cosworth | 98/98 | 35,400 | running | 1 |
| 1986-16 | Phoenix | 23 | 4 | 1 | 18 | Michael Andretti | March / Cosworth | 200/200 | 41,710 | running | 166 |
| 1986-17 | Miami | 27 | 10 | 18 | 18 | Michael Andretti | March / Cosworth | 59/112 | 15,275 | halfshaft | 0 |
