Has an AFL game ever ended 141-89?
Exactly once. On July 29, 1978, St Kilda beat Melbourne 141-89, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 141-89 in league history.
That makes 141-89 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 142-89 has happened 1 times and 141-90 has happened 1 times.