No amateur resultsProfessional record| Date | Opponent | Place | Result | | 1972 | | + Aug. 5 | Sergio Escobar
| San Jose, Costa Rica | TKO 5 | | 1973 | | + June 14 | Leo Campbell | San Jose, Costa Rica | TKO 7 | | - Oct. 18 | Antonio Amaya | San Jose, Costa Rica | L 10 | | 1974 | | + Oct. 31 | Pepe El Toro | San Jose, Costa Rica | TKO 9 | | + Dec. 21 | Miguel Riasco | San Jose, Costa Rica | W 10 | | 1975 | | + Mar. 22 | Gustavo Farinas | San Salvador, El Salvador | W 12 | | WBC FECARBOX Lightweight Title | | - Apr. 12 | Antonio Gomez | Caracas, Venezuela | L 10 | | - June 6 | Gustavo Farinas | San Jose, Costa Rica | L 10 | | + Aug. 1 | Clemente Sanchez | Monterrey, Mexico | W 10 | | - Dec. 4 | Guts Ishimatsu | Tokyo, Japan | KO by 14 | | WBC Lightweight Title | | 1976 | | - Oct. 15 | Roberto Duran | Hollywood, United States | KO by 1 | | WBA Lightweight Title | | 1977 | | + Oct. 13 | Gustavo Farinas | San Jose, Costa Rica | W 10 |
Summary
Total bouts: 12, Won: 7 (3 inside the limit), Lost: 5 (2 inside the limit), Draw: 0, NC: 0
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