| Final Sunday 10.09 | | Boris Kusnetsov | URS | 3:2 | Philip Waruinge | KEN |
| Semi-Finals Friday 08.09 | | Philip Waruinge | KEN | 3:2 | Clémente Rojas | COL | | Boris Kusnetsov | URS | 5:0 | András Botos | HUN |
| 1/4 Finals Thursday 07.09 | | Philip Waruinge | KEN | 4:1 | Jouko Lindberg | FIN | | András Botos | HUN | 4:1 | Kazuo Kobayashi | JPN | | Clémente Rojas | COL | DNS | Antonioû Rubio | ESP | | Boris Kusnetsov | URS | 4:1 | Gabriel Pometcu | ROM |
| 1/8 Finals Wednesday 30.08 | | Philip Waruinge | KEN | 5:0 | Mohamed Salah Amin | EGY | | Clémente Rojas | COL | DNS | Kountcho Kountchev | BUL | | Jouko Lindberg | FIN | 4:1 | Mario Alberto Ortiz | ARG | | Antonio Rubio | ESP | 5:0 | Habibu Kinyogoli | TAN | | Kazuo Kobayashi | JPN | KO 1 | Pasqualino Morbidelli | ITA | | Boris Kusnetsov | URS | 5:0 | Ryszard Tomczyk | POL | | Andres Botos | HUN | 3:2 | Louis Self | USA | | Gabriel Pometcu | ROM | 5:0 | Jochen Bachfeld | GDR |
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| Ranking | Team | W | L | | 1. Boris Kusnetsov | URS | 6 | | | 2. Philip Waruinge | KEN | 4 | 1 | | 3. András Botos | HUN | 4 | 1 | | 3. Clémente Rojas | COL | 3 | 1 |
| 1/16 Finals Tuesday 29.08 | | Mohamed Salah Amin | EGY | 5:0 | Guy Segbaya | TOG | | Philip Waruinge | KEN | 4:1 | Jabar Feli | IRN | | Jouko Lindberg | FIN | 5:0 | Deogratias Musoke | UGA | | Pasqualino Morbidelli | ITA | 5:0 | Ebu Sef Tatar | TUR | | Mario Alberto Ortiz | ARG | 4:1 | Jose Vellon | PUR | | Louis Self | USA | 5:0 | Angelos Theotokatos | GRE | | Kountcho Kountchev | BUL | 3:2 | Palamdorj Baatar | MGL | | Andres Botos | HUN | 5:0 | Michael Andrews | NGR | | Clémente Rojas | COL | 3:2 | Dale Andersen | CAN | | Boris Kusnetsov | URS | 3:2 | Jose Baptista | VEN | | Antonjo Rubio | ESP | RSC 3 | Jungle Thangata | MAW | | Ryszard Tomczyk | POL | KO 3 | Rudolf Vogel | SUI | | Habibu Kinyogoli | TAN | 5:0 | Sun Soth | KHM | | Jochen Bachfeld | GDR | 5:0 | William Taylor | GBR | | Kazuo Kobayashi | JPN | 4:1 | Pat Ryan | NZL | | Gabriel Pometcu | ROM | 4:1 | Orlando Palacios | CUB |
| 1/32 Finals Sunday 27.08 | | Pasqualino Morbidelli | ITA | 5:0 | Morgan Mwenya | ZAM | | Rudolf Vogel | SUI | 3:2 | Joseph Mbouroukounda | GAB | | Angelos Theotokatos | GRE | 5:0 | Lema Yemane | ETH | | Ryszard Tomczyk | POL | 4:1 | Juan Francisco Garcia | MEX | | Louis Self | USA | 5:0 | Maurice Apeang | FRA | | Jochen Bachfeld | GDR | 5:0 | Peter Prause | FRG | | Michael Andrews | NGR | 5:0 | Abdou Faye | SEN | | William Taylor | GBR | 5:0 | Lahcen Maghfour | MAR | | Andres Botos | HUN | 5:0 | Nopparat Preecha | THA | | Gabriel Pometcu | ROM | KO 1 | Nils Dag Stromme | NOR | | José Baptista | VEN | 5:0 | Emmanuel Eloundou | CMR | | Orlando Palacios | CUB | 4:1 | Cofie Joe | GHA | | Boris Kusnetsov | URS | KO 1 | Harouna Lago | NIG |
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