Road America, Elkhart Lake, WIMay 13–15, 2011 Joe Hish brought out his sleek 1969 Chevron B16.Photo: JR Schabowski This 1970 Boss 302 Mustang was raced by Craig Olson.Photo: JR Schabowski Heading down into Turn 5, Steve Grundahl’s 1972 Porsche 911E leads Paul Knoebel’s 1970 Datsun 240Z, Jerald Dulski’s 1972 Datsun 240Z and Gary Glojek’s 1971 Porsche 914/4Photo: JR Shabowski Peter Giddings thrilled onlookers with his 1935 Alfa Romeo Tipo C 8C35.Photo: JR Shabowski