Frankie Narvaez vs. Percy Hayles (2nd meeting)

Frankie Narvaez 137 lbs beat Percy Hayles 135 lbs by UD in round 10 of 10

• Date: 1966-05-07
• Location: Estadio Hiram Bithorn, San Juan, Puerto Rico
• Referee: Francisco Colon Garcia 98-94
• Judge: Jose Soto 97-95
• Judge: Roberto Roberts 96-95

"Frankie Narvaez, 136 1/2, of Puerto Rico gained revenge over Jamaican Percy Hayles, 134 1/2, last night when he won a unanimous 10 round decision at Hiram Bithorn Stadium. Narvaez, who floored Hayles with a sharp left hook in the 7th round, had been stopped by the Jamaican because of cuts when they last met last February." -United Press International