High Quality Content by WIKIPEDIA articles! The RoadRunner Turbo Indy 300 is an Indy Racing League IndyCar Series race held at Kansas Speedway in Kansas City, Kansas. The IRL Indycar Series debuted the race in 2001. In 2007, the race was run on April 29, 2007. The move was made at the request of spectators and participants, in hopes of cooler weather for race day. The first six years saw the race held on very hot and humid July days, making it hard for the fans and drivers. With its new date, it will mark the last IRL race before the Indianapolis 500.