Kyle Larson unleashed a furious radio rant after a series of late-race incidents derailed his run and led to a 28th-place ...

Byron ends winless streak with Iowa Corn 350 win, mastering fuel strategy, leading 141 laps, reclaiming NASCAR Cup Series ...

NEWTON, Iowa — A look at the winners and losers from Sunday’s Cup race at Iowa Speedway.

Kyle Larson and Chase Elliott made contact on a restart during Sunday's NASCAR Cup Series race at Iowa Speedway, leaving ...

William Byron admitted he was nervous as he headed into the final laps of the NASCAR Cup Series race Sunday at Iowa Speedway. “But I feel like we’ve been on the other side of this in the last month ...

William Byron and his crew chief, Rudy Fugle, didn’t exactly have plans to run the final 145 laps of Sunday’s NASCAR Cup Series event at Iowa Speedway on a sing ...

William Byron was the class of the field when it mattered on Sunday (Aug. 3) at Iowa Speedway, winning the Iowa Corn 350 by 1 ...

But the strategy paid off for William Byron, who drove his No. 24 Chevrolet to victory in the 2nd NASCAR Cup Series race at ...

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 ...

William Byron used a flurry of cautions to stretch his fuel over the final 140 laps to win Sunday's NASCAR Cup Series race at Iowa Speedway.

Fuel mileage has been an issue for William Byron in three races this season, costing him a victory at Michigan and a ...