Zearfoss earns top-ten during World Championship preliminary main; All Star Circuit of Champions trio next
By Fully Injected Motorsports: JONESTOWN, Pa. (June 3, 2019) – Although the weekend was ultimately cut from three days to one due to Mother Nature’s poor timing, Brock Zearfoss’ trip to Mansfield Motor Speedway for the second-ever Sprint Car World Championship proved to be a success story, ending preliminary competition on Friday, May 31, with…