DIRTcar Summer Nationals Schedule2025 DIRTcar Summer Nationals Schedule Watch on DIRTVision Print Schedule Series Combined Late Models Modifieds Season Upcoming 2025 2024 2023 2022 2021 2020 Filter SUNDAYJUL06DIRTCAR INDEPENDENCE DAY SPECIALDuck River Raceway Park | Lewisburg, TNEvent InfoWatch LiveTUESDAYJUL08DIRTCAR SUMMER NATIONALS / SUMMIT MODIFIEDSShadyhill Speedway | Medaryville, INEvent InfoWatch LiveWEDNESDAYJUL09DIRTCAR SUMMER NATIONALS / SUMMIT MODIFIEDSMontpelier Motor Speedway | Montpelier, INEvent InfoWatch LiveBuy Tickets×DIRTcar Summer Nationals / Summit Modifieds Ticket OptionsMontpelier Motor SpeedwayJuly 09thBuy WednesdayTHURSDAYJUL10DIRTCAR SUMMER NATIONALS / SUMMIT MODIFIEDSButler Motor Speedway | Quincy, MIEvent InfoWatch LiveFRIDAYJUL11DIRTCAR SUMMER NATIONALS / SUMMIT MODIFIEDSCrystal Motor Speedway | Crystal, MIEvent InfoWatch LiveSATURDAYJUL12BIRTHDAY RACEOakshade Raceway | Wauseon, OHEvent InfoWatch LiveSUNDAYJUL13DIRTCAR SUMMER NATIONALS / SUMMIT MODIFIEDSWayne County (OH) Speedway | Orrville, OHEvent InfoWatch LiveFRIDAYJUL25WORLD OF OUTLAWS PRAIRIE DIRT CLASSICFairbury Speedway | Fairbury, ILEvent InfoWatch LiveSATURDAYJUL26WORLD OF OUTLAWS PRAIRIE DIRT CLASSICFairbury Speedway | Fairbury, ILEvent InfoWatch Live