He won the race by 2 laps with a time of 3 hours, 47 minutes, and 4-10 seconds.
Bobby Allison finished second and after leading the series in August was now trailing by 58 laps.
Buck Baker would go on to win the event by three laps.
Bobby Allison lost to Yarborough by more than two laps.
By then he was leading by five laps.
Once in the lead, Wallace was able to cruise to victory, beating Strait by three full laps.
The addition of the faster GT3 entries saw the leading cars smash the previous distance record by 29 laps.
David Pearson would win by 2 laps over second place.
Richard Petty won the race as rain shortened the race by eight laps.
The change shortened the race distance by just four laps.