Has an AFL game ever ended 146-71?
Exactly once. On August 18, 1934, Sydney beat Essendon 146-71, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 146-71 in league history.
That makes 146-71 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 147-71 has happened never and 146-72 has happened 1 times.