Question: what is the difference between indycar and indy lights?
Answer: Indy Lights is the highest step on the Road to Indy, a program of racing series leading up to the IndyCar Series. ... A similar series named Indy Lights filled the developmental role for the CART series, and ran from 1986 to 1993 as the American Racing Series and Dayton Indy Lights from 1991 to 2001.