- In 1954, Lavorante won the Amateur Argentine Heavyweight Championship.
- Boxed as an amateur for 3 years.
- Defeated Alex Miteff by forfeit to win the Argentine amateur Heavyweight Title.
- Discovered by former World Heavyweight Champion Jack Dempsey.
- Earned a #4 World Heavyweight Rating in the Ring Magazine by knocking out top-rated Zora Folley in a stunning upset.
- In his prime, Lavorante weighed 209lbs.
- Noted for his knockout punch and "Hollywood Good-Looks".
- In 1961, California promoter George Parnassus offered world heavyweight champion Floyd Patterson $500,000.00 to fight Lavorante. Patterson wanted 1 million dollars.
- Made the cover of the November 1961 Ring Magazine.
- Lavorante was put in a coma, following a September 21, 1962 knockout loss to John Riggins in Los Angeles. He would die nineteen months later in April 1964.
- The knockout loss to Riggins was Lavorante's third straight. He had been carried out on a stretcher in a knockout loss to Archie Moore, and was subsequently stopped by Cassius Clay (Muhammad Ali). Prior to these losses, Lavorante had been ranked as high as #3 in the Heavyweight division, on the strength of his 7th round knockout of Zora Folley.
- The Ring, November 1961, pages 28-29-54-55: ALEJANDRO LAVORANTE: NEW HEAVYWEIGHT THREAT, by Nat Fleischer.
- The Ring, September 1961, page 3: NAT FLEISCHER SAYS, by Nat Fleischer.