Madsen and TKS building momentum at Knoxville; Mid-Season Championship set for July 5
By Fully Injected Motorsports: MITCHELLVILLE, Iowa (June 30, 2025) – Troy and Tammy Renfro’s TKS Motorsports certainly know their way around Knoxville’s historic half-mile, and with the coveted Knoxville Nationals less than two months away, it’s never too late to add to the notebook, doing so in a return visit on Saturday, June 28. Ian…