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9/13/2025 Winner to Receive Provisional for King of the Mountain!

More breaking news from TMS!

Winner of the Best Plumber 604 Racing Series race on September 13th will receive a provisional for King of the Mountain $10,000 to win on October 18th!

Clash on the Mountain will be sanctioned by the Best Plumber 604 Series. Find all all series rules at https://604racingseries.com/.

King of the Mountain will be unsanctioned and will follow Thunder Mountain rules.

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