917/30-003. . . Mark Donohue dominated the 1973 Can-AM season in this car, scoring more than double the points of his next closest rival. Prepared by Team Penske, Mark then set the fastest closed-course lap ever recorded at 221.120 mph in 1975. . . Thank you to Canepa Motorsports for sharing this car with all of us. - Photo: John Marian #luft4 #luftgekühlt