6 rounds

Mario
Chavez
VS
Juan
Herrera

Chavez · PTS 6/6

Sep 1, 1977 · Olympic Auditorium, Los Angeles, 🇺🇸

Chavez going in—

Herrera going in8-0-1

Confirmation✓ one source

MethodPTS

Round6 of 6

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Juan_Herrera_(boxer)

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