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| Date | Event | Location |
| March 8 | DieHard 98 | Bennett Kartway, Utica, IL |
| April 26 | First Contact | Hawthorne Race Course, Stickney, IL |
| May 9 | McKamey Autocross School | MGA Research Corporation, Burlington, WI |
| May 17 | Horsin' Around | Maywood Park, Maywood, IL |
| July 12 | Some Like It Hot | Merrillville High School, Merrillville, IN |
| July 26 | Raceday Roulette | Rockford Speedway, Rockford, IL |
| August 2 | When Worlds Collide | Route 66 Raceway, Joliet, IL |
| August 23 | Mein Guter Autokreutz! | MGA Research Corporation, Burlington, WI |
| September 27 | More Gratuitous Autocrossing | MGA Research Corporation, Burlington, WI |
| October 18 | A Taste of Kansas | MGA Research Corporation, Burlington, WI |
| December 13 | Awards Party | White Eagle, Niles, IL |
In 1998 the Tri-State Sports Car Council used the RTP Index
1998 Top 20 Drivers
1997 Top 20 Drivers and Event results
1996 Top 20 Drivers and Event results
1995 Top 20 Drivers and Event results
1994 Top 20 Drivers