The $40.00 bet in this 1967 episode translates to $366.10 in 2023 dollars.
Opie says "the odds of someone bowling a perfect game are 348,000 to 1." That was back in 1967. Today, the odds of the average bowler bowling a perfect game are 11,500 to 1. The odds of a professional bowler bowling a perfect game is 460 to 1.
Norman Alden, who plays Hank on the opposing team, appeared earlier in Season 6 wearing heavy makeup, as Tom Strongbow, the only Native American in Mayberry, in "The Battle of Mayberry."
Over the course of the series Andy's bowling prowess comes up often. This is the first episode he's actually seen playing. Ironically, Griffith's technique is more awkward and uncoordinated than Dodson's.