In the GP Masters Race 2, Sid Hoole’s Lotus 80 leads Rudolf Ernst’s March 721 and Mike Wrigley’s March 711. Photo: Pete AustinMichael McInerney turned out his his ex-Jim Busby BMW M1 Procar. Photo: Pete AustinThe Ford Cologne Capri of Cox and Woodman dominated the ’70s Celebration race. Photo: Keith Booker