William Byron fought off fuel worries in the closing laps to win the NASCAR Cup Series race Sunday at Iowa Speedway.

Byron made his final pit stop on Lap 206 of 350 on the 0.875-mile oval, where the pit window is estimated at about 110 ...

There at the end, I was running William down. I thought I was really in the catbird seat there, and I just got there and kind ...

For the second straight year a corn drawing behind Iowa Speedway welcomed visitors to the track in the middle of a corn field ...

William Byron fought off fuel worries in the closing laps to win the NASCAR Cup Series race Sunday at Iowa Speedway.

William Byron and crew chief Rudy Fugle played their fuel mileage strategy to perfection at Iowa Speedway, earning their ...

William Byron’s Iowa Corn 350 victory gave him the distinction of being the only driver to have won at Iowa Speedway in all ...

NASCAR Cup Series drivers and officials are optimistic the series will return to Iowa Speedway for years to come.

Welcome to the Racing America On SI Live Race Updates page for the 2025 NASCAR Cup Series Iowa Corn 350 Powered by Ethanol at Iowa Speedway. Be sure to refresh ...

Follow along for live updates and highlights from the second NASCAR Cup Series race at Iowa Speedway, the Iowa Corn 350, today.

The NASCAR Cup Series has raced only twice at Iowa Speedway: last year was its debut and then Sunday, when William Byron ...