Newell's Old Boys beat Unión 1-0. Unión played with ten from minute 38.

1. 0'
   ⚽Kick-off
   Primera División 1986/87
   Referee: GonzálezAttendance: 2,296
2. 1. First half
   2. 38'
      ARG
      Red card
      ESEduardo Sánchez
   3. 38'
      ARG
      Red card
      VIViglione
3. 1. Second half
   2. 81'
      ARG
      GOOOAL!ACAriel Osvaldo Cozzoni