Has an AFL game ever ended 103-102?
Yes. AFL has seen a final score of 103-102 3 times. It first happened on June 8, 1992, when Adelaide beat Hawthorn, and most recently on July 1, 2000, when North Melbourne beat Melbourne.
That makes 103-102 the 1534th most common final score out of 6,607 that have ever occurred in AFL. One point away, 104-102 has happened 4 times and 103-103 has happened 2 times. Nearly all of its occurrences fall between 1980 and 2009.