1998 Race Schedule
| Mar 15 | Marlboro Grand Prix of Miami | Homestead, Florida |
| Apr 5 | Toyota Grand Prix of Long Beach | Los Angeles, California |
| Apr 26 | Bosch Grand Prix of Nazareth | Nazareth, Pennsylvania |
| May 23 | Gateway International Raceway | St. Louis / Madison, Illinois |
| May 31 | Miller 200 - The Milwaukee Mile | Milwaukee / West Allis, Wisconsin |
| Jun 7 | ITT Automotive Detroit GP | Detroit, Michigan |
| Jun 21 | Budweiser G.I. Joe’s | Portland, Oregon |
| Jul12 | Grand Prix of Cleveland | Cleveland, Ohio |
| Jul 19 | Molson Indy Toronto | Toronto, Canada |
| Jul 25 | Michigan International Speedway | Michigan |
| Aug 8 | GP Players Trois Rivieres | Quebec, Canada |
| Sep 4 | Molson Indy Vancouver | Vancouver, Canada |
| Sep 13 | Toyota Grand Prix of Monterey | Laguna Seca, California |
| Oct 10 | Marlboro 500 | Fontana, California |