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FOR IMMEDIATE RELEASE Best Plumber 604 Racing Series Names Longhorn Racing Chassis Presenting Sponsor for 2026 Season [Lenoir City, Tennessee] — The Best Plumber 604 Racing Series is proud to announce Longhorn Racing Chassis as the presenting sponsor for the 2026 season....more

The Best Plumber 604 Series is excited to announce a new partnership with MyRacePass, bringing enhanced digital tools and improved fan engagement to teams, drivers, and supporters of the series. Beginning this season, the Best Plumber 604 Series will utilize MyRacePass as...more

Thank each fan, driver, and crew member that came out to The Mountain last night for Clash on the Mountain! We had 78 entries on the evening with 15 Best Plumber 604 Racing Series, 20 Open Wheel Mods, 17 Hobby Stock, 11 FWD, 5 Jr. FWD, and 6 Crown Vics. Best Plumber 604...more