Has an AFL game ever ended 45-43?
It has. 45-43 has been a AFL final 2 times in 17,053 games. The first was Melbourne beat Essendon on September 15, 1900; the latest was Fitzroy beat Carlton on May 13, 1911.
That makes 45-43 the 2496th most common final score out of 6,649 that have ever occurred in AFL. One point away, 46-43 has happened 4 times and 45-44 has happened 2 times.