NASCAR Cup Series and Xfinity Series drivers will pit this weekend at Iowa Speedway, with the Iowa Corn 350 Powered by Ethanol set for Sunday at 3:30 p.m. ET on USA Network, HBO Max, and MRN Radio. The Hy-Vee Perks 250 is scheduled for Saturday at 4:30 p.m. ET on The CW, also broadcast on MRN Radio and SiriusXM NASCAR Radio.
Source: https://www.nascar.com/news-media/2025/08/02/2025-iowa-speedway-pit-stall-assignments