Zerex 150
The Zerex 150 was a NASCAR Busch Series stock car race held at Martinsville Speedway, in Martinsville, Virginia. It was first held during the inaugural season for the Busch Series in 1982, as well as 1983. It was removed from the schedule in 1984, but returned in 1986. It was removed permanently following the 1990 season. It was a third Busch Series race at Martinsville in the seasons it was held, scheduled after the Miller 500 held early in the season, and about one month prior to the Advance Auto 500, the final race of the season. With a distance of 150 laps,, it was the shortest of Martinsville's three Busch races.
