Kenworthy's Motocross Park July 31 1988Kenworthy's Motocross ParkTroy, OH 500MX Results 125MX Results Results Home 1988 Results Kenworthy's Motocross Park Live & On-Demand Learn More * all times Check back for a full broadcast schedule closer to the race. 1988500MXFull Results RonLechien1st JeffLeisk2nd JeffWard3rd 1988125MXFull Results GeorgeHolland1st GuyCooper2nd DonnySchmit3rd