Has a FIBA World Cup game ever ended 86-62?
It has. 86-62 has been a FIBA World Cup final 2 times in 2,041 games. The first was Jordan beat China on February 22, 2019; the latest was Iceland beat Kosovo on November 28, 2020.
That makes 86-62 the 222nd most common final score out of 1,178 that have ever occurred in FIBA World Cup. One point away, 87-62 has happened 3 times and 86-63 has happened 1 times.