Has an AFL game ever ended 163-76?
Exactly once. On June 28, 1986, Carlton beat St Kilda 163-76, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 163-76 in league history.
That makes 163-76 the 3883rd most common final score out of 6,649 that have ever occurred in AFL. One point away, 164-76 has happened never and 163-77 has happened 1 times.