Former world champion Carlos Cuadras resumed his winning ways in Los Mochis, against a tough opponent like Ricardo Nunez of Panama.
Cuadras, who lost his last two bouts by decision to McWilliams Arroyo and Juan Francisco Estrada, won a seven round technical decision.
The Mexican veteran suffered two cuts after accidental headbutts caused bleeding on both eyebrows, so the contest was stopped and the scores favored him by 68-63, 68-63 and 69-63 to get the WBC international bantamweight title at the Multiple Use Center.
Despite the greater range of his opponent and power in his fists, Cuadras did not despair and connected on him repeatedly, although he also shaken from a very hard shot in the second turn with a big hook.
It was in the third round when they suffered an accidental headbutt that caused bleeding on the right eyebrow of Cuadras, which cost a point to Nunez. Cuadras unloaded with some punches, but they did little damage to Nunez.
Cuadras never stopped throwing punches in a dramatic where blood that ran down the face of the Sinaloan fighter, who suffered another accidental headbutt, now in the sixth round, and that caused bleeding from the left eyebrow.
The fight was suspended due to the cards of Cuadras and had to go to the cards, where the judges gave the contest to Carlos, who after going through some personal problems returned to boxing with a victory and with his sights set on the absolute world title of the bantamweight division.
Meanwhile, in the co-featured match of the evening, Jose "Josesito" Felix Jr won by points over Veracruz boxer Emmanuel "Peligro" Herrera after six rounds in super lightweight class, with scores of 58-57, 58-57 and 59-56.
The Rio 2016 Olympian, Juan Pablo "Pivi" Romero, dominated from start to finish and gave a great demonstration to beat Jorge "Murdoc" Valenzuela with three scores of 60-54 to reach eight wins in his career.