Has an AFL game ever ended 73-40?
It has. 73-40 has been a AFL final 3 times in 16,622 games. The first was Essendon beat Geelong on May 30, 1903; the latest was Geelong beat Fitzroy on July 13, 1912.
That makes 73-40 the 1534th most common final score out of 6,607 that have ever occurred in AFL. One point away, 74-40 has happened 1 times and 73-41 has happened 1 times. Nearly all of its occurrences fall between 1890 and 1919.