On April 24, 1972, a 30-year-old Sugar Ramos (55-6-4, 40 KOs) and Cesar Sinda met in the ring.
Ramos came in to the fight on a 1-fight win streak with a 61% KO rate, and was fighting after a gap of 1 year and 1 month.
Sugar Ramos lost to Cesar Sinda via TKO in the 10th round, and adds an loss to his record at 55-7-4.
On January 1, 1971, a 29-year-old Sugar Ramos (54-5-3, 39 KOs) and Antonio Amaya met in the ring.
Ramos came in to the fight on a 1-fight losing streak with a 62% KO rate, and was fighting after a gap of 4 months and 26 days.
Sugar Ramos lost to Antonio Amaya via points decision in the 10-round fight, and adds an loss to his record at 54-6-3.
On August 6, 1970, a 28-year-old Sugar Ramos (54-4-3, 39 KOs) and a 21-year-old American boxer Mando Ramos (28-4, 19 KOs) met in the ring.
Ramos came in to the fight on a 4-fight win streak with a 63% KO rate, and was fighting after a gap of 4 months and 11 days. Ramos was on a -1-fight win streak with a 59% KO rate, and fighting after a layoff of 5 months and 3 days.
Mando Ramos defeated Sugar Ramos via split decision in the 10-round fight. Ramos improves his record to 29-4, while Ramos adds a loss to his record at 54-5-3.
On July 1, 1967, a 25-year-old Sugar Ramos (50-3-3, 36 KOs) got a shot at the undisputed lightweight championship held by 30-year-old Carlos Ortiz (49-5-1, 21 KOs).
Ramos came in to the fight on a 1-fight losing streak with a 64% KO rate, and was fighting after a gap of 8 months and 9 days. Ortiz was on a 3-fight win streak with a 38% KO rate, and fighting after a layoff of 7 months and 3 days.
In the rematch, Carlos Ortiz stopped Sugar Ramos via TKO in the 4th round, and successfully defended his WBA and The Ring lightweight titles. Ortiz improves his record to 50-5-1 (22 KOs), while Ramos adds a loss to his record at 50-4-3.
On October 22, 1966, a 24-year-old Sugar Ramos (50-2-3, 36 KOs) got a shot at the undisputed lightweight championship held by 30-year-old Carlos Ortiz (47-5-1, 19 KOs).
Ramos came in to the fight on a 5-fight win streak with a 65% KO rate, and was fighting after a gap of 8 months and 10 days. Ortiz was on a 1-fight win streak with a 35% KO rate, and fighting after a layoff of 4 months and 2 days.
Carlos Ortiz stopped Sugar Ramos via TKO in the 5th round of the 15-round world-title fight, and successfully defended his WBA, WBC, and The Ring lightweight titles. Ortiz improves his record to 48-5-1 (20 KOs), while Ramos adds a loss to his record at 50-3-3.
On September 26, 1964, the 22-year-old undisputed featherweight world champion, Sugar Ramos (45-1-3, 33 KOs), faced a 21-year-old fellow Mexican boxer Vicente Saldivar (25-1, 20 KOs) in an undisputed title defense fight.
Ramos came in to the fight on a 14-fight win streak with a 67% KO rate, and was fighting after a gap of 4 months and 17 days. Saldívar was on a 9-fight win streak with a 76% KO rate, and fighting after a layoff of 3 months and 25 days.
The champion refused to continue the fight in the 12th round, and Vicente Saldívar is crowned the new WBA, WBC, and The Ring featherweight world champion — and becomes the undisputed featherweight world champion — in his first world-title fight. Saldívar improves his record to 26-1 (21 KOs), while Ramos adds a loss to his record at 45-2-3.
On December 13, 1961, a 20-year-old Sugar Ramos (31-0-3, 24 KOs) and Rafael Camacho met in the ring.
Ramos came in to the fight on a 1-fight win streak with a 70% KO rate, and was fighting after a gap of 2 months and 13 days.
Sugar Ramos lost to Rafael Camacho via disqualification in the 10-round fight, and adds an loss to his record at 31-1-3.