1952
Frazer Nash LMR
Harry Grey
Larry Kulok 1953
Cunningham C4R
John Fitch
Phil Walters 1954
OSCA MT4
Stirling Moss
Bill Lloyd
1958
Ferrari 250TR
Peter Collins
Phil Hill 1959
Ferrari 250TR
Phil Hill
Olivier Gendebien
Dan Gurney
Chuck Daigh
1960 Porsche RS60
Olivier Gendebien
Hans Herrmann
1964 Ferrari 275P
Mike Parkes
Umberto Maglioli 1965
Chaparral 2
Jim Hall
Hap Sharp 1966
Ford X-1
Ken Miles
Lloyd Rudy
1970 Ferrari 512S
Mario Andretti
Nino Vaccarella
Ignazio Guinti
1971
Porsche 917
Vic Elford
Gerard Larrousse 1972
Ferrari 312 PB
Jacky Ickx
Mario Andretti
1977 Porsche Carrera
George Dyer
Brad Frisselle 1978
Porsche 935
Brian Redman
Charles Mendez
Bob Garretson
1979
Porsche 935
Bob Akin
Roy Woods
Rob McFarlin