Has an AFL game ever ended 74-39?
Yes. AFL has seen a final score of 74-39 3 times. It first happened on June 16, 1906, when Essendon beat Carlton, and most recently on September 22, 1917, when Collingwood beat Fitzroy.
That makes 74-39 the 1534th most common final score out of 6,607 that have ever occurred in AFL. One point away, 75-39 has happened 2 times and 74-40 has happened 1 times. Nearly all of its occurrences fall between 1890 and 1919.