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2026 Iowa Corn 350 Powered by Ethanol penalty data Previous race results / Next race results                     Previous at this track     Post NASCAR Cup Series race number 23 of 36 Sunday, August 9, 2026 at Iowa Speedway, Newton, IA 350 laps on a 0.875 mile paved track (306.250 miles) Time of race: 2:57:49 Average speed: 103.337 mph Pole speed: 134.191 mph Cautions: 7 for 45 laps Margin of victory: .253 sec Attendance: n/a Lead changes: 9 Green flag passes: 2,239 (7.3 per green flag lap) (Source: NASCAR loop data) Glossary    2026 NASCAR Cup Series results   /   2026 standings

Click on a driver's name to see all his penalties for this year in this series. Pit road penalty data for this race: Nbr Driver Lap Flag Infraction Penalty 77 Carson Hocevar 96 Speeding on pit road Tail end 23 Bubba Wallace 142 Speeding on pit road Tail end 77 Carson Hocevar 143 Too many men over the wall Tail end 35 Riley Herbst 213 Speeding on pit road Tail end 71 Michael McDowell 213 Unspecified Tail end (Improper Pit Entry) 5 Kyle Larson 214 Improper fueling Tail end (Went to garage)

Note: pre-race penalties and penalties for pitting too soon are not included; pre-race penalties are shown on the race results pages and pitting too soon is normally done by choice with the knowledge that a will be incurred.