Racing doubleheader underway at Kansas Speedway Racing is underway at the Xfinity Kansas Lottery 300 Saturday at the Kansas Speedway in Kansas City, Kansas. The ARCA Menards Reese’s 150 will follow at 6 p.m. Saturday. Sunday’s Hollywood Casino 400 will begin at 2 p.m. Sunday at the Kansas Speedway. For more information, see https://www.kansasspeedway.com/.