San Lorenzo beat Talleres 5-1. Talleres played with ten from minute 39. Víctor Hugo Ferreyra scored 3 goals.

1. 0'
   ⚽Kick-off
   Primera División 1989/90
   Referee: Demaro📍 Ferro Carril OesteAttendance: 578
2. 1. First half
   2. 24'
      ARG
      GOOOAL!VFVíctor Hugo Ferreyra
   3. 39'
      ARG
      Red card
      CACañete
   4. 40'
      ARG
      GOOOAL!LRLeonardo A. Ricatti
3. 1. Second half
   2. 52'
      ARG
      GOOOAL!ABAngel Ramón Bernuncio
   3. 71'
      ARG
      GOOOAL!VFVíctor Hugo Ferreyra
   4. 82'
      ARG
      GOOOAL!VFVíctor Hugo Ferreyra
   5. 89'
      ARG
      GOOOAL!JAJose F. Albornoz