Billy Costello

Within the recorded range there are 42 bouts between 1979 and 1999, about one every 5.8 months. 23 of the 40 wins came inside the distance, 2 of them in the first round. Of the 2 losses, 2 came inside the distance and none on the cards. From 1992 they put together 9 straight wins. The best win came against Leroy Haley in 1985, who was rated 2070 at the time.

The loss to Lonnie Smith in 1985 is the largest gap conceded. Over the last four bouts the trend was flat.