There were many makes and options back in the sixties at GVR.
It could be a Kurtis Indy car.

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Or a Studebaker Hawk,

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Or a Joe Huffaker built Genie sports car.
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Or a Lotus 23 with a Ferrari Dino 2 litre V-6. # 88. Driver Ed Hugus.
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Sometimes things did not go quite as planned !
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(Jerry Melton photos )