Round | Circuit | Date | Winner | Vehicle * | Entrant |
---|---|---|---|---|---|
1 | Road Atlanta | 1983.04.17 | Wildcat IX - Cosworth | Patrick Racing | |
2 | Indianapolis | 1983.05.29 | March 83C - Cosworth | Bignotti-Cotter Racing | |
3 | Milwaukee Mile | 1983.06.12 | March 83C - Cosworth | Bignotti-Cotter Racing | |
4 | Cleveland | 1983.07.03 | Penske PC-11 - Cosworth | Penske Racing | |
5 | Michigan | 1983.07.17 | Penske PC-10 - Cosworth | VDS Racing | |
6 | Elkhart Lake | 1983.07.31 | Lola T-700 - Cosworth | Newman/Haas Racing | |
7 | Pocono | 1983.08.14 | March 83C - Cosworth | Forsythe Racing | |
8 | Riverside | 1983.08.28 | March 83C - Cosworth | Truesports | |
9 | Mid-Ohio Sports Car Course | 1983.09.11 | March 83C - Cosworth | Forsythe Racing | |
10 | Michigan | 1983.09.28 | Penske PC-10B - Cosworth | Penske Racing | |
11 | Las Vegas | 1983.10.08 | Lola T-700 - Cosworth | Newman/Haas Racing | |
12 | Laguna Seca | 1983.10.23 | March 83C - Cosworth | Forsythe Racing | |
13 | Phoenix | 1983.10.29 | March 83C - Cosworth | Forsythe Racing |