Has an AFL game ever ended 175-54?
Exactly once. On August 22, 1993, Melbourne beat Richmond 175-54, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 175-54 in league history.
That makes 175-54 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 176-54 has happened never and 175-55 has happened never.