Has an AFL game ever ended 165-75?
Exactly once. On April 2, 2000, Melbourne beat St Kilda 165-75, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 165-75 in league history.
That makes 165-75 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 166-75 has happened 2 times and 165-76 has happened 2 times.