Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1960 | LAD | 9 | 2 | 0 | 1 | 7.36 | 9 | 0 | 0 | 0 | 22.0 | 30 | 18 | 19 | 5 | 11 | 0 | 1.86 |
| 1961 | KCA | 45 | 11 | 2 | 8 | 4.76 | 81 | 1 | 0 | 1 | 124.2 | 131 | 66 | 80 | 14 | 49 | 8 | 1.44 |
| 1962 | KCA | 42 | 35 | 14 | 17 | 4.25 | 159 | 11 | 2 | 1 | 235.1 | 232 | 111 | 126 | 31 | 98 | 4 | 1.40 |
| 1963 | KCA | 34 | 26 | 9 | 10 | 3.92 | 104 | 7 | 1 | 0 | 174.1 | 173 | 76 | 85 | 18 | 61 | 5 | 1.34 |
| 1964 | DET | 42 | 13 | 8 | 9 | 3.72 | 96 | 1 | 0 | 3 | 152.1 | 155 | 63 | 70 | 14 | 59 | 6 | 1.40 |
| 1965 | DET | 6 | 0 | 0 | 0 | 6.07 | 10 | 0 | 0 | 0 | 13.1 | 14 | 9 | 11 | 2 | 11 | 0 | 1.88 |
| 1967 | ATL | 17 | 3 | 3 | 2 | 5.26 | 25 | 0 | 0 | 0 | 39.1 | 36 | 23 | 23 | 4 | 15 | 1 | 1.30 |
| Career | 195 | 90 | 36 | 47 | 4.33 | 484 | 20 | 3 | 5 | 761.1 | 771 | 366 | 414 | 88 | 304 | 24 | 1.41 |
Mariners 
Astros 
Rangers 
Angels 
Athletics 
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Cardinals 
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Diamondbacks 
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Yankees 
Guardians 
Twins 
DET 
NYM 
TBR 
TOR 
MIA 
CIN 
SDP 
