 From 1950 to 1987, the June race was called the Rex Mays Classic, in honor of Rex Mays, a two-time AAA national champion killed in a race in 1949.Meanwhile, the August race was named the Tony Bettenhausen 200 from 1961 to 1982 in reference of Tony Bettenhausen, who died after a crash in 1961.In the 1963 Tony Bettenhausen 200, Jim Clark and Team Lotus became the first to win an American Championship race with a rear-engined, monocoque car.