Sunday 16th April 1978
Darrell Waltrip won the Gwyn Staley 400 for his second consecutive victory at North Wilkesboro Speedway. Waltrip led 146 laps, including the final 69. The race ended under caution for a spin by D.K. Ulrich. Richard Petty, who led 129 laps, finished second with Benny Parsons (led 120 laps) in third, one lap down.