Delta Motorsport ParkJuly 22 1973Delta Motorsport ParkDelta, OH250MX Results Results Home 1973 Results Delta Motorsport Park Live & On-Demand Learn More * all times Check back for a full broadcast schedule closer to the race. 1976125MXFull Results BobHannah1st DannyLaporte2nd ArloEnglund3rd 1975125MXFull Results MartySmith1st TimHart2nd TommyCroft3rd