A cause of death was not given, though the southpaw reportedly dealt with diabetes.

Rudy May on his way to a 2-hitter win over the Red Sox on August 5, 1974. New York Post
During the course of his career, May went 152-156 with a 3.46 ERA and 1,760 strikeouts and was a member of Yankees squads that lost in the American League Championship Series in 1980 and the World Series in 1981.