Rubuta ci gaba don wannan sakin layi - A ranar 1 ga Maris, 1964, Gasar Gasar Hanya ta Amurka (USRRC) ta gudanar da wasanni biyu na mil 150 a kan hanyar hanya. Dave MacDonald ya lashe tseren farko a cikin King Cobra, Jim Hall ya zama na biyu a cikin Chaparral 2A kuma Bob Holbert ya zama na uku a cikin wani King Cobra. Ken Miles da Dave MacDonald sun gama 1<unk>2 a Cobra Roadsters a tseren yamma. Dave zai rasa ransa 'yan makonni daga baya a Indy 500
Ka yi haƙuri.