Oscar Ortiz defeated Mario Pacheco 7-5 6-4 in the Mexico 3 Masters 4 qualifying round on hard. The result followed the form book — Oscar Ortiz came in leading the head-to-head 2–0. Oscar Ortiz extended the head-to-head to 3–0.
Ortiz O. took it in straight sets.
Oscar Ortiz beat Mario Pacheco 7-5 6-4. Umpiry, "Oscar Ortiz vs Mario Pacheco — Mexico 3 Masters 4 Qualifying Round", https://umpiry.com/match/1993-09-18/ortiz-vs-pacheco-mexico-3-masters-4-qf?utm_source=cite (as of 18 September 1993).