Salvador Sanchez (1958–1982) was the WBC featherweight champion and widely considered one of the greatest fighters in history, having never lost a professional fight before his tragic death in a car accident at age 23.

Career Highlights

• Professional record: 44 wins, 32 by KO, 1 loss, 1 draw
• WBC featherweight champion with 9 successful defenses
• Defeats over Wilfredo Gomez and Azumah Nelson among others

Sanchez was technically brilliant, mentally tough, and physically gifted. Boxing historians consistently rank him among the all-time greats despite his brief career.

Reference:

Wikipedia: Salvador Sanchez

https://en.wikipedia.org/wiki/Salvador_S%C3%A1nchez