May 7, 2017
USRA Modified feature Mason City Motor Speedway 5/7/17

Flag-to-flag coverage of the USRA Modified main event during the Summit USRA Weekly Racing Series from the Mason City Motor Speedway in Mason City, Iowa, on Sunday, May 7, 2017.

NEXT EVENT
Sunday, May 25, 2025
Jerry Hejna Memorial presented by Rookies Rockin' Sports Bar, Sevens Restaurant & Steakhouse and TAP'd Tap House & Cocktail Lounge

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