Thunderhill Raceway Park's 1967 Upcoming HPDE Track Event Schedule http://www.mytrackschedule.com/ViewTrack.asp?TrackName=Thunderhill_Raceway_Park&Year=1967 2025 MyTrackSchedule.com - Redistribution or display of these events and schedule are allowed only if MyTrackSchedule.com is credited and linked to. Scott@MyTrackSchedule.com Wed, 24 Dec 2025 26:03:00 GMT Wed, 24 Dec 2025 26:03:00 GMT en-us http://feedvalidator.org/docs/rss2.html