Mansfield, OH June 19-22, 2003 A “50th Anniversary of the Corvette” feature race included over 28 entrants. Photo: Jim Hatfield The 1992 Lola T92/10 of Stan Wattles finished 2nd in the GTP race.Photo: Jim Hatfield The 1967 Porsche 910 of John Higgins.Photo: Jim Hatfield Mike Donohue, driving a 1963 Corvette roadster, led the Camaros of Pat & Sean Ryan to victory in the Big Bore production car race.Photo: Jim Hatfield BOSS race winner Larry Connor in his 1991 Benetton B191 Formula One car.Photo: Jim Hatfield