Independiente beat San Lorenzo 4-1. San Lorenzo played with ten from minute 16. Alfaro Moreno scored 2 goals.

1. 0'
   ⚽Kick-off
   Primera División 1989/90
   Referee: BavaAttendance: 6,695
2. 1. First half
   2. 12'
      ARG
      GOOOAL!RIRubén Darío Insúa
   3. 16'
      ARG
      Red card
      BEBernuncio
   4. 17'
      ARG
      GOOOAL!AMAlfaro Moreno
   5. 19'
      ARG
      GOOOAL!MRMarcelo J. Reggiardo
3. 1. Second half
   2. 47'
      ARG
      GOOOAL!AAAlberto Federico Acosta
   3. 71'
      ARG
      GOOOAL!AMAlfaro Moreno