Has a FIBA World Cup game ever ended 78-67?
It has. 78-67 has been a FIBA World Cup final 2 times in 1,208 games. The first was Argentina beat Brazil on September 5, 2002; the latest was Lithuania beat China on September 7, 2010.
That makes 78-67 the 77th most common final score out of 863 that have ever occurred in FIBA World Cup. One point away, 79-67 has happened 1 times and 78-68 has happened never.