Has a FIBA World Cup game ever ended 100-83?
It has. 100-83 has been a FIBA World Cup final 3 times in 2,041 games. The first was Italy beat Canada on October 13, 1978; the latest was China beat Senegal on August 23, 2006.
That makes 100-83 the 96th most common final score out of 1,178 that have ever occurred in FIBA World Cup. One point away, 101-83 has happened 2 times and 100-84 has happened 2 times.