3 Dec 1970
Billy Backus beats Jose Napoles via knockout 4/15
Welterweight (147 lb)
Billy Backus becomes the NYSAC, RING, WBA and WBC Welterweight world champion
4 Jun 1971
Jose Napoles beats Billy Backus via knockout 8/15
16 Jun 1972
Hedgemon Lewis beats Billy Backus via unanimous decision 15/15
8 Dec 1972
20 May 1978
Pipino Cuevas beats Billy Backus via knockout 2/15