Has an AFL game ever ended 176-67?
Exactly once. On May 4, 1985, Essendon beat Carlton 176-67, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 176-67 in league history.
That makes 176-67 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 177-67 has happened never and 176-68 has happened never.