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Who won the NASCAR Iowa race? William Byron is the winner, plus full NASCAR Cup results, running order and leaderboard for Iowa Corn 350.
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.
Now, the NASCAR Cup Series moves to Iowa Speedway, a short track, for the Iowa Corn 350 Powered by Ethanol. The green flag is ...
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