10 rounds

Art
Hafey
VS
Rubén
Olivares

Hafey · KO 5/10

Sep 15, 1973 · Plaza de Toros Monumental, Monterrey, 🇲🇽

Hafey going in0-0-0

Olivares going in72-3-1

Confirmation✓ one source

MethodKO

Round5 of 10

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Rubén_Olivares

✓