1998 True Value Firebird International Race of Champions (IROC XXII) Schedule
11 February 1998
Race One: February 13, 1998 Daytona International Speedway 100 Miles (40 laps on 2.5-mile high-banked tri-oval Race Two: May 2, 1998 California Speedway 100 miles(50 laps) on 2.0 mile oval Race Three: June 13, 1998 Michigan International Speedway 100 miles (50 laps) on two-mile high-banked oval Race Four: July 31, 1998 Indianapolis Motor Speedway