The 1983 Wrangler Sanfor-Set 400 was a Winston Cup Series (now Nextel Cup) event held at Richmond International Raceway on September 11, 1983. Bobby Allison completed the season sweep at the track, holding off Ricky Rudd by a tad under a second. Allison continued to hange on the points lead, enjoying a 71-point lead on Darrell Waltrip (3rd). Stats