Ontario Motor Speedway hosted USAC National Championship races from 1970 to 1978. Jim McElreath won the first USAC National Championship race at the track driving for Sheraton-Thompson Racing. Rick ...
Ontario Motor Speedway hosted USAC National Championship races from 1970 to 1978. Jim McElreath won the first USAC National Championship race at the track driving for Sheraton-Thompson Racing.