 In 1963, he was named to the American League All-Star roster, and pitched a scoreless seventh inning during the All-Star Game.Pizarro's best season was 1964, when he went 19–9 with a 2.56 ERA and four shutouts.Coincidentally, it was also his best season with the bat, as he batted .211 with a career high three home runs and career high fifteen runs batted in.