The 1998 CART PPG/Dayton Indy Lights Championship consisted of 14 races. Future 2002 CART champion and Formula One driver Cristiano da Matta captured four wins on his way to the championship.
Held May 23 at Gateway International Raceway. Jorge Goeters won the pole. No qualifying held due to rain. The line up was based on combined practice times.
Top Five Results
Held May 31 at The Milwaukee Mile. Sérgio Paese won the pole.
Top Five Results
Held June 7 at Belle Isle Raceway. Airton Daré won the pole.
Top Five Results
Held June 21 at Portland International Raceway. Guy Smith won the pole.
Top Five Results
Held July 12 at Burke Lakefront Airport. Luiz Garcia, Jr. won the pole.
Top Five Results
Held July 19 at Exhibition Place. Guy Smith won the pole.
Top Five Results
Held July 25 at Michigan International Speedway. Tony Renna won the pole.
Top Five Results
Held August 2 at the Trois-Rivières, Quebec Street Circuit. Cristiano da Matta won the pole.