CREATE TABLE table_name_92 (score_in_the_final VARCHAR, opponent_in_the_final VARCHAR, date VARCHAR, outcome VARCHAR)
What was the score in the final, that Víctor Pecci was the opponent and winner after 1984?
SELECT score_in_the_final FROM table_name_92 WHERE date > 1984 AND outcome = "winner" AND opponent_in_the_final = "víctor pecci"