had the only healthy cars, and the Englishman claimed his second win of the season, now five points ahead of Surtees and nine ahead of Clark in the Championship standings. Jo Siffert was third in the Rob Walker-entered Brabham, ahead of Americans Richie Ginther and Walt Hansgen, with Trevor Taylor in sixth, scoring his only point of the season. Classification Qualifying Race Championship standings after the race Drivers' Championship standings Constructors' Championship standings Notes: Only the top five positions are included for both sets of standings. Only best 6 results counted toward the championship. Numbers without parentheses are championship points, numbers in parentheses are total points scored. References Further reading Doug Nye (1978). The United States Grand Prix and Grand Prize Races, 1908-1977. B. T. Batsford. Tony Hogg (December, 1964). "Grand Prix of the United States". Road & Track, 61–67. External links 1964 United States Grand Prix at statsf1.com 1964 United States Grand Prix at grandprix.com United States Grand Prix United States Grand Prix United States Grand Prix United States Grand Prix United States Grand Prix