 His managing career began in 1968 and in 1971 he became pilot of the Charros for three seasons, before switching in 1974 to the Diablos Rojos del México, whom he managed for 16 years (1974–80; 1983–91) and had only one losing campaign.In 20 years as a Triple-A Mexican League manager, Reyes compiled a winning percentage of .568.Reyes' one season in MLB was the strike-shortened 1981 campaign.