| series | Champcar complete |
| race | Ontario |
| year | 1973 |
| team | car | entry | driver | start | finish | chassis | engine | laps led | * | |
| Patrick | 40 | STP | Wally Dallenbach | | 5 | 1 | Eagle 72 [7219] | Offy 159 tc | 5 | |
| Lindsey Hopkins | 3 | Hopkins Buick | Roger McCluskey | | 4 | 2 | McLaren M16B [B-2] | Offy 159 tc | 17 | |
| Gerhardt | 6 | Thermo King | Mike Hiss | | 9 | 3 | Eagle 72 [7216] | Offy 159 tc | ||
| Fletcher | 21 | Cobre Tire | Jimmy Caruthers | | 6 | 4 | Eagle 72 [7214] | Offy 159 tc | ||
| Patrick | 20 | STP | Gordon Johncock | | 1 | 5 | Eagle 73 [7303] | Offy 159 tc | 18 | |
| Champ Carr Enterprises | 35 | Norris Industries | Jim McElreath | | 8 | 6 | Eagle 72 [7220] | Offy 159 tc | ||
| Vollstedt | 27 | Bryant Heating & Cooling | Tom Bigelow | | 11 | 7 | Vollstedt 72 [12] | Offy 159 tc | ||
| Roy Woods | 74 | Carling Black Label | John Mahler | | 12 | 8 | McLaren M16C [C-1] | Offy Drake tc | ||
| Vel's Parnelli Jones | 1 | Samsonite | Joe Leonard | | 2 | 9 | Parnelli VPJ2 | Offy 159 tc | ||
| Webster Racing | 76 | Webster Racing | John Cannon | | 13 | 10 | Eagle 66 [203] | Offy 159 tc | ||
| Champ Carr Enterprises | 34 | Norris Industries | Sam Posey | | 3 | 11 | Eagle 72 [7226] | Offy 159 tc | ||
| O'Connell | 2 | Sugaripe Prune | Billy Vukovich | | 7 | 12 | Eagle 72 [7207] | Offy Drake tc | ||
| Automotive Technology Inc | 89 | Automotive Technology Inc. | John Martin | | 10 | 13 | McLaren M16B [B-3] | Offy 159 tc |
