TeamWWF Driver Ambassador Part of Massive Entry List at Martinsville Speedway. TeamWWF Driver Ambassador Trey Burke will race in the ValleyStar Credit Union 300 this weekend at Martinsville Speedway in Virginia. The race is equivalent to the Daytona 500 for Late Model Stock competitors, according to NASCAR.com. The winner will take home a prestigious grandfather clock. The event has grown in popularity since 1995 and attracts the best Late Model Stock drivers in the Southeast.