1970–71 Mexican Primera División season
Statistics of the Primera División de México for the 1970–71 season.Zacatepec was promoted to Primera División (Segunda División 1969–70 Champion) Puebla was also promoted to Primera División (winner of promotional tournament between Unión de Curtidores, Nacional and Naucalpan) to increase the number of teams to 18.The season was contested by 18 teams, and America won the championship.After this season Necaxa was sold and changed its name to Atlético Español.Atlas was relegated to Segunda Division America won on aggregate 2-0