Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1965 | DET | 5 | 0 | 0 | 0 | 0.00 | 4 | 0 | 0 | 1 | 6.0 | 5 | 0 | 0 | 0 | 1 | 0 | 1.00 |
1966 | DET | 1 | 0 | 0 | 0 | 9.00 | 1 | 0 | 0 | 0 | 2.0 | 2 | 2 | 2 | 0 | 2 | 0 | 2.00 |
1967 | DET | 23 | 6 | 4 | 3 | 2.63 | 49 | 2 | 2 | 3 | 65.0 | 57 | 19 | 20 | 4 | 9 | 0 | 1.02 |
1968 | DET | 39 | 12 | 9 | 6 | 2.39 | 78 | 4 | 1 | 2 | 128.0 | 92 | 34 | 37 | 9 | 51 | 0 | 1.12 |
1969 | DET | 40 | 8 | 4 | 4 | 3.99 | 74 | 1 | 1 | 4 | 99.1 | 97 | 44 | 50 | 13 | 44 | 1 | 1.42 |
1970 | DET | 47 | 5 | 6 | 6 | 3.03 | 89 | 1 | 1 | 3 | 104.0 | 82 | 35 | 39 | 12 | 46 | 2 | 1.23 |
1972 | DET | 24 | 3 | 1 | 2 | 2.03 | 26 | 1 | 0 | 3 | 44.1 | 39 | 10 | 13 | 4 | 13 | 3 | 1.17 |
1973 | DET | 65 | 0 | 10 | 5 | 1.44 | 124 | 0 | 0 | 38 | 125.1 | 89 | 20 | 21 | 7 | 39 | 0 | 1.02 |
1974 | DET | 59 | 0 | 17 | 14 | 2.64 | 134 | 0 | 0 | 13 | 150.0 | 127 | 44 | 51 | 10 | 62 | 3 | 1.26 |
1975 | DET | 36 | 0 | 2 | 3 | 2.17 | 87 | 0 | 0 | 14 | 70.2 | 52 | 17 | 20 | 6 | 36 | 0 | 1.25 |
1976 | DET | 56 | 1 | 12 | 8 | 2.38 | 117 | 1 | 1 | 13 | 121.0 | 93 | 32 | 37 | 7 | 67 | 2 | 1.32 |
1977 | DET | 45 | 8 | 8 | 14 | 3.56 | 115 | 3 | 0 | 7 | 124.0 | 120 | 49 | 59 | 15 | 61 | 1 | 1.46 |
1978 | DET | 51 | 0 | 9 | 4 | 2.34 | 74 | 0 | 0 | 15 | 92.1 | 64 | 24 | 27 | 6 | 35 | 0 | 1.07 |
1979 | DET | 43 | 0 | 4 | 7 | 5.22 | 46 | 0 | 0 | 9 | 79.1 | 83 | 46 | 47 | 14 | 55 | 0 | 1.74 |
1980 | DET | 11 | 0 | 1 | 0 | 4.40 | 18 | 0 | 0 | 0 | 30.2 | 38 | 15 | 15 | 3 | 14 | 0 | 1.70 |
| Career | 545 | 43 | 87 | 76 | 2.83 | 1,036 | 13 | 6 | 125 | 1242.0 | 1,040 | 391 | 438 | 110 | 535 | 12 | 1.27 |
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