Rubuta ci gaba don wannan sakin layi - Bayan adadi mai yawa na juriya daga ƙungiyoyin Amurkawa waɗanda gabaɗaya suka yi imanin cewa motocin injin na baya don "masu direbobi ne waɗanda suke son a tura su", Lotus 38 ya tabbatar da cewa motocin da ke tsakiyar motar za su iya yin aji a Brickyard, kuma kwanakin roadsters masu injin gaba sun kasance a zahiri (a zahiri, kawai 4 daga cikin masu farawa 33 a 1965 sun kasance motocin injin gaba). Clark ya lashe Indianapolis 500 na 1965 tare da matsakaicin matsakaicin tseren tsere na 150.686 mph (242.506 km / h), a karo na farko da Indianapolis 500 ya gudana a saurin sama da 150 mph. Foyt ne ya kafa tarihin da ya gabata a 1964
a matsakaicin 147.350 mph (237.137 km / h). Nasarar Foyt a 1964 a cikin motar mota ta Watson-Offy ta gaba ita ce karo na karshe da motar mota ta gaba za ta lashe Indy 500.