An amendment to one of NASCAR's rules made by Bill France, Sr. forced all drivers to use only single-digit and double-digit race car numbers started in the 1963 Western North Carolina 500 event.
As a result, cars could no longer use letters and/or numbers higher than "99" at any NASCAR Cup Series racing event.
[2] Possum Jones scored last place in the race after only finishing five laps due to tire issues.
[2] Frank Warren finished the race 13th in his unsponsored 1961 Pontiac Catalina vehicle (with the X designation for his driver number) after starting in 18th place.
[6] Ray Fox, Herman Beam and Crawford Clements were the most notable crew chiefs that participated in the race.
Both Petty and Pearson were considered to be equals to each other in the 1960s because of their similar methodology of professional stock car racing.