Zack passed Jason Hughes on lap 21 Friday night, then held off Dereck Ramirez over the final 14 laps in winning the USMTS Casey’s General Stores National Tour main event in the Inaugural Event presented by Budweiser at Kevin and Tammy Gundaker's historic Tri-City Speedway in Pontoon Beach, Ill. […]

Zack scored his first USMTS Casey’s General Stores National Tour win of the season Thursday night at the Cresco Speedway in the first race of the season in the ultra-competitive Yeager Machine Upper Midwest Region. […]