Has an AFL game ever ended 89-74?
It has. 89-74 has been a AFL final 6 times in 16,622 games. The first was Fitzroy beat North Melbourne on July 16, 1927; the latest was Port Adelaide beat Richmond on May 28, 2011.
That makes 89-74 the 342nd most common final score out of 6,607 that have ever occurred in AFL. One point away, 90-74 has happened 3 times and 89-75 has happened 5 times. At one point the score disappeared for 32 years, between 1979 and 2011.