NASCAR O'Reilly Series

Sam Mayer captured his eighth victory in the NASCAR Xfinity Series on Saturday in the Hy-Vee Perks 250 at Iowa Speedway.

This weekend, the NASCAR Cup Series and Xfinity Series travel to Iowa Speedway.

NASCAR has suspended Austin Hill for one race after determining that he intentionally wrecked Aric Almirola in the Xfinity Series race at Indianapolis Motor Speedway.

The 19-year-old Zilisch from Charlotte, North Carolina, led 19 of 100-scheduled laps and outdueled Taylor Gray with two laps remaining to notch his fifth Xfinity victory in 2025 and deliver the milestone 100th victory for JR Motorsports.

The two-time ARCA Menards Series East champion from Franklin, Wisconsin, posted a pole-winning lap at 166.623 mph in 54.014 seconds, which was enough to claim his first Xfinity pole of the 2025 season at the Great Spectacle in Racing.

The NASCAR Cup Series and Xfinity Series are set to race at Indianapolis Motor Speedway this weekend.

The 19-year-old Zilisch from Charlotte, North Carolina, will attempt to become the first Xfinity competitor in eight years to win at Indy in a first attempt and become the youngest-series' winner at the venue while extending his recent on-track dominance in the summer of 2025.

Connor Zilisch claimed a series-best fourth NASCAR Xfinity Series win of the season in Saturday’s rain-shortened BetRivers 200 at Dover Motor Speedway.

Taylor Gray will lead the field to green for the Xfinity Series race at Dover Motor Speedway Saturday afternoon.

NASCAR travels to Dover Motor Speedway this weekend. Sunday afternoon the NASCAR Cup Series will close out the weekend activities with the AutoTrader EchoPark Automotive 400.