What was the last MLB team to have 4 twenty game winning pitchers in the same year?
Although in 1970 the Orioles had 4 Twenty game winning pitchers and got to the world series, they eventually lost to the Pittsburgh Pirates in seven games.
The mainstays of the 1971 Orioles rotation were 25-year-old future Hall of Famer Jim Palmer, 28-year-old Dave McNally, and 34-year-old Mike Cuellar. The fourth 20-game winner was Pat Dobson.
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