Mid-Ohio MX ParkOctober 7 1973Mid-Ohio MX ParkLexington, OH500MX Results Results Home 1973 Results Mid-Ohio MX Park Live & On-Demand Learn More * all times Check back for a full broadcast schedule closer to the race. 1974125MXFull Results TimHart1st MartySmith2nd BruceMcDougal3rd 1973500MXFull Results PierreKarsmakers1st JimPomeroy2nd JimWeinert3rd