| Year | Team | Lg | Level | Unif | Org | Age | Rk | G | GS | IP | ERA | WHIP | H9 | HR9 | BB9 | SO9 | BB/SO | GB/FB | QS | HB | AB | Bavg | TBF | Pit/B | Bal | Str | Sw | Record | TR | Manager(s) |
| 1963 | Minnesota | AL | MLB | 32 | min | 23 | 64 | 36 | 2 | 50.0 | 2.16 | 1.38 | 8.46 | 0.54 | 3.96 | 4.32 | 0.92 | 1.53 | 0 | 5 | 186 | .253 | 219 | -- | -- | -- | -- | 91-70 | 3 | Sam Mele |
| 1965 | Minnesota | AL | MLB | 30 | min | 25 | - | 12 | 0 | 21.0 | 3.43 | 1.57 | 9.00 | 0.43 | 5.14 | 2.57 | 2.00 | 1.07 | 0 | 0 | 79 | .266 | 96 | -- | -- | -- | -- | 102-60 | 1 | Sam Mele |
| 1966 | Boston | AL | MLB | 18 | bos | 26 | - | 1 | 0 | 0.1 | 0.00 | 6.00 | 27.00 | -- | 27.00 | 0.00 | -- | 0.00 | 0 | 0 | 0 | -- | 0 | -- | -- | -- | -- | 72-90 | 9 | Billy Herman, Pete Runnels |
| Minnesota | AL | MLB | 30 | min | 26 | - | 12 | 0 | 12.1 | 5.84 | 1.95 | 10.22 | 2.92 | 7.30 | 2.19 | 3.33 | 1.06 | 0 | 0 | 48 | .292 | 60 | -- | -- | -- | -- | 89-73 | 2 | Sam Mele | |
| 1968 | Boston | AL | MLB | 17 | bos | 28 | - | 4 | 0 | 8.1 | 2.16 | 1.44 | 9.72 | -- | 3.24 | 4.32 | 0.75 | 0.69 | 0 | 0 | 35 | .257 | 38 | -- | -- | -- | -- | 86-76 | 4 | Dick Williams |
| 1969 | Boston | AL | MLB | 37 | bos | 29 | - | 7 | 0 | 9.2 | 8.38 | 1.86 | 12.10 | 0.93 | 4.66 | 7.45 | 0.63 | 0.60 | 0 | 1 | 38 | .342 | 45 | -- | -- | -- | -- | 87-75 | 3 | Dick Williams, Eddie Popowski |
| Seattle | AL | MLB | 39 | sep | 29 | - | 7 | 4 | 24.1 | 4.44 | 1.56 | 9.99 | 2.22 | 4.07 | 4.07 | 1.00 | 0.90 | 0 | 0 | 0 | -- | 0 | -- | -- | -- | -- | 64-98 | 6 | Joe Schultz | |
| MLB Totals (5 years) | 79 | 6 | 125 | 0 | 1.57 | 9.50 | 1.08 | 4.61 | 4.03 | 1.14 | 1.10 | 0 | 6 | 386 | .342 | 458 | -- | -- | -- | -- | .522 | -- | ||||||||