The 1981 Old Dominion 500 was a Winston Cup (now Nextel Cup) event held at Martinsville Speedway on September 28, 1981. Darrell Waltrip drove to victory, leading 149 of the 500 laps in route to a 7.8-second victory on Harry Gant. Waltrip also drove to the points lead, now 43 markers ahead of former leader Bobby Allison (10th). Stats