Rubuta ci gaba ga wannan sakin layi - 1970
- Offenhauser da Ford injuna mamaye filin yayin da aerodynamics tsakanin 1961 gaba-engine roadsters da 1970 baya-engine motocin kuma an ambaci. cancantar gudu kuma taka muhimmiyar rawa a cikin dukan Indy 500 filin.