Darby is the former Managing Director of Competition at NASCAR The United States Auto Club (USAC) announced its USAC.25 Series (quarter midgets) has retained the services of seasoned motorsports official John Darby to oversee the technical and safety processes of USAC.25 effective immediately. Darby, the former Managing Director of Competition […]
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World Racing Group and John Darby Announce Final Appeals Upheld CONCORD, N.C. – July 23, 2016 –World Racing Group Commission Chairman Potestas, motorsports executive John Darby, upheld penalties issued by DIRTcar following Eldora Speedway’s Dirt Late Model Dream. RELATED: Read the original announcement on failed tire test at the Dirt Late Model […]
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