| SP | Bannister, F.Bannister, Floyd >> | 28 | 1983 | L | 88 | 33 | 33 | 17 | 6 | 3.71 | .306 | 1.32 | 9.2 | 2.7 | 5.9 | 230.1 | 235 | 100 | 95 | 16 | 69 | 150 | 5 | 0 | 0 | 2 | 21 | 1 | 3 | 3.51 |
| SP | Dotson, R.Dotson, Richard # >> | 24 | 1983 | R | 71 | 28 | 28 | 8 | 10 | 5.58 | .357 | 1.64 | 10.8 | 4.0 | 4.7 | 179.0 | 214 | 122 | 111 | 20 | 79 | 93 | 0 | 0 | 0 | 0 | 11 | 5 | 6 | 4.82 |
| SP | Koosman, J.Koosman, Jerry # >> | 41 | 1983 | L | 43 | 23 | 20 | 3 | 9 | 5.89 | .358 | 1.67 | 11.4 | 3.7 | 3.5 | 99.1 | 125 | 70 | 65 | 7 | 41 | 39 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 4.37 |
| RP | Barojas, S.Barojas, Salome >> | 26 | 1983 | R | 82 | 91 | 0 | 13 | 3 | 2.60 | .295 | 1.22 | 7.9 | 3.1 | 3.7 | 110.2 | 97 | 45 | 32 | 9 | 38 | 45 | 0 | 10 | 4 | 0 | 0 | 4 | 0 | 4.39 |
| RP | Tidrow, D.Tidrow, Dick >> | 36 | 1983 | R | 62 | 70 | 0 | 9 | 8 | 3.55 | .314 | 1.37 | 8.1 | 4.3 | 5.9 | 101.1 | 91 | 40 | 40 | 6 | 48 | 66 | 0 | 14 | 5 | 0 | 0 | 0 | 0 | 3.89 |
| RP | Agosto, J.Agosto, Juan >> | 25 | 1983 | L | 63 | 86 | 0 | 6 | 2 | 3.34 | .326 | 1.45 | 9.8 | 3.4 | 4.6 | 64.2 | 70 | 30 | 24 | 6 | 24 | 33 | 0 | 6 | 3 | 0 | 0 | 0 | 6 | 4.31 |