1990 Campeonato Nacional Primera División
The 1990 Campeonato Nacional, was the 58th season of top-flight football in Chile. Colo-Colo won its seventeenth title. Deportes Concepción, as Liguilla winners, also qualified for the next Copa Libertadores.
Top goalscorers
''Source''Liguilla Pre-Copa Libertadores
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Deportes Concepción also qualified for the 1991 Copa Libertadores
Promotion/relegation Liguilla
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Everton and Deportes Antofagasta ; will play in the 1991 Primera División