US Road Racing Championship at Road America, 1963.
29:51
USRRC at Watkins Glen, 1965
19:20
1963 Road America 500 - Dave MacDonald & Bob Bondurant win GT Class in Shelby Cobra CSX2136
50:42
Phil Hill "Road America" Elkhart Lake 1955
27:16
4K60: 1983 Ford Mustang IMSA GTP Documentary
25:05
1967 SCCA Can Am at Riverside (highlights)
24:27
1964 12 Hours of Sebring - (ESPN "The Glory Days of Motorsports")
56:11
US Public TV docu on CART era Indycars, about 1995.
20:19