 He worked up a record of 40 wins and 11 losses as a professional, and won the title by beating Charlie "Choo Choo" Brown in the 14th round on April 15, 1984.Arroyo, a late substitute for Cornelius Boza Edwards, staggered Brown with two blows to the head, prompting referee Larry Hazzard to stop the fight.On September 1, 1984, Arroyo successfully defended his title against Charlie "White Lightning" Brown, in a bout held in Struthers, Ohio.