N15: Innes Ireland (GBR) (Team #Lotus), #Lotus 21 – Climax FPF 1.5 L4 (finished 1st)
N12: Dan Gurney (USA) (Porsche System Engineering), Porsche 718 – Porsche 547/6 1.5 F4 (finished 2nd)
N4: Graham Hill (GBR) (Owen Racing Organization), BRM P48/57 – Climax FPF 1.5 L4 (finished 5th)
1961 United States Grand Prix, @WGI Watkins Glen Grand Prix Race Course
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ireland gurney hill united states 1961 #F1