Ohio International RacewayAugust 24 1975Ohio International RacewayRavenna, OH500MX Results Results Home 1975 Results Ohio International Raceway Live & On-Demand Learn More * all times Check back for a full broadcast schedule closer to the race. 1975500MXFull Results BillyGrossi1st PierreKarsmakers2nd SteveStackable3rd ]) ?>