4 rounds

Julio
Mercado
VS
Steve
Collins

Collins · KO 3/4

Oct 24, 1986 · Memorial Auditorium, Lowell, Massachusetts, 🇺🇸

Mercado going in—

Collins going in0-0-0

Confirmation✓ one source

MethodKO

Round3 of 4 · 1:55

Sources

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

✓