Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1957 | DET | 11 | 6 | 1 | 3 | 4.66 | 19 | 0 | 0 | 0 | 38.2 | 48 | 20 | 22 | 6 | 18 | 1 | 1.71 |
| 1958 | DET | 1 | 0 | 0 | 0 | 9.00 | 0 | 0 | 0 | 0 | 2.0 | 1 | 2 | 2 | 1 | 1 | 1 | 1.00 |
| 1960 | WSH | 44 | 20 | 8 | 7 | 3.44 | 88 | 1 | 0 | 3 | 165.0 | 160 | 63 | 72 | 16 | 64 | 3 | 1.36 |
| 1961 | MIN | 37 | 10 | 3 | 6 | 3.52 | 65 | 4 | 0 | 3 | 115.0 | 93 | 45 | 49 | 12 | 35 | 4 | 1.11 |
| 1962 | MIN | 9 | 9 | 3 | 3 | 4.50 | 28 | 1 | 0 | 0 | 52.0 | 51 | 26 | 27 | 8 | 24 | 7 | 1.44 |
| 1962 | LAA | 27 | 22 | 8 | 8 | 3.11 | 74 | 4 | 2 | 2 | 153.1 | 153 | 53 | 64 | 12 | 39 | 3 | 1.25 |
| 1962 | TOT | 36 | 31 | 11 | 11 | 3.46 | 102 | 5 | 2 | 2 | 205.1 | 204 | 79 | 91 | 20 | 63 | 10 | 1.30 |
| 1963 | LAA | 40 | 22 | 8 | 11 | 3.68 | 89 | 3 | 2 | 1 | 154.0 | 148 | 63 | 74 | 12 | 51 | 9 | 1.29 |
| 1964 | LAA | 33 | 8 | 5 | 4 | 2.72 | 73 | 0 | 0 | 2 | 89.1 | 99 | 27 | 39 | 6 | 25 | 1 | 1.39 |
| 1965 | CAL | 10 | 0 | 0 | 1 | 6.43 | 12 | 0 | 0 | 0 | 14.0 | 21 | 10 | 11 | 4 | 5 | 1 | 1.86 |
| 1965 | HOU | 7 | 0 | 0 | 0 | 3.38 | 3 | 0 | 0 | 0 | 8.0 | 8 | 3 | 3 | 0 | 3 | 1 | 1.38 |
| 1965 | TOT | 17 | 0 | 0 | 1 | 5.32 | 15 | 0 | 0 | 0 | 22.0 | 29 | 13 | 14 | 4 | 8 | 2 | 1.68 |
| 1966 | HOU | 9 | 0 | 2 | 0 | 2.50 | 9 | 0 | 0 | 0 | 18.0 | 17 | 5 | 5 | 1 | 4 | 0 | 1.17 |
| 1966 | CHC | 16 | 0 | 2 | 1 | 7.11 | 7 | 0 | 0 | 0 | 19.0 | 28 | 15 | 19 | 3 | 12 | 0 | 2.11 |
| 1966 | TOT | 25 | 0 | 4 | 1 | 4.86 | 16 | 0 | 0 | 0 | 37.0 | 45 | 20 | 24 | 4 | 16 | 0 | 1.65 |
| Career | 244 | 97 | 40 | 44 | 3.61 | 467 | 13 | 4 | 11 | 828.1 | 827 | 332 | 387 | 81 | 281 | 31 | 1.34 |
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