Riverside: Peter Revson, Drummond Racing Organization, McLaren Elva Mark II Ford leads Monte Shelton, Lola T70 Chevrolet, Dick Brown, Ecurie Greene, Inc., McLaren Elva Mark II Ford, Doug Revson, Douglas Revson, Porsche 906 and Bill Eve, Eve & Jones Racing, Genie Mk.10 Ford.
Peter Revson, Drummond Racing Organization, McLaren Elva Mark II Ford leads Monte Shelton, Lola T70 Chevrolet, Dick Brown, Ecurie Greene, Inc., McLaren Elva Mark II Ford, Doug Revson, Douglas Revson, Porsche 906 and Bill Eve, Eve & Jones Racing, Genie Mk.10 Ford.