Lanús and San Lorenzo drew 0-0. Lanús played with ten from minute 43.

1. 0'
   ⚽Kick-off
   Primera División 1990/91
   Referee: MastrángeloAttendance: 4,264
2. 1. First half
   2. 43'
      ARG
      Red card
      GIGiuntini
   3. 44'
      ARG
      Red card
      FEFerreyra