At the time this episode aired Cale Yarborough was arguably the biggest name in NASCAR. In terms of notoriety but Yarborough had been involved in one of the most infamous incidents in NASCAR history in the first flag to flag race covered live in NASCAR history, the 1979 Daytona 500 it ended with a fight at the end of the race in which Yarborough got into a fist fight with fellow driver Donnie Allison on live TV in February 1979. Yarborough went on to win several more races in the 1980's before retiring from driving in 1989.
This is the first time in the shows running that Jesse is referred as shepherd and Bo and Luke were referred as lost sheep.
The sound effects for Cale's Charger on the racetrack were also used for Steve McQueen's Mustang as it drove the road cut outside San Francisco in "Bullitt."