During the off season, the club signed Rodolfo 'Rudy' Sandoval as the new head coach, also signing foreign players Willie Mays Aikens, David Stockstill, Donald Carter and Orlando Sánchez, as well as Mexicans Guillermo 'Tiburón' Rodríguez, Miguel Ángel Castelán and so building up a competitive squad in order to repeat as champions. Puebla had the best record in the league with a 63–25 record till mid season when the players and the owners had economical differences which ended in a player strike. The league restarted in 1981 but Puebla was one of the few clubs that didn't make that return.