| SP | Hammaker, A.Hammaker, Atlee † >> | 25 | 1983 | L | 99 | 35 | 35 | 20 | 11 | 3.82 | .299 | 1.27 | 9.1 | 2.3 | 5.3 | 282.2 | 285 | 126 | 120 | 20 | 73 | 165 | 18 | 0 | 0 | 4 | 19 | 4 | 9 | 3.57 |
| SP | Bannister, F.Bannister, Floyd † >> | 28 | 1983 | L | 85 | 34 | 34 | 18 | 9 | 3.45 | .289 | 1.21 | 8.0 | 2.9 | 5.9 | 229.1 | 203 | 89 | 88 | 20 | 75 | 151 | 2 | 0 | 0 | 0 | 23 | 1 | 7 | 3.81 |
| SP | Rozema, D.Rozema, Dave >> | 27 | 1983 | R | 68 | 33 | 32 | 5 | 8 | 3.53 | .294 | 1.24 | 8.3 | 2.9 | 4.6 | 135.0 | 124 | 55 | 53 | 15 | 43 | 69 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 4.42 |
| SP | Dotson, R.Dotson, Richard # >> | 24 | 1983 | R | 58 | 31 | 31 | 15 | 9 | 3.92 | .314 | 1.36 | 8.7 | 3.6 | 4.3 | 215.2 | 208 | 101 | 94 | 19 | 86 | 103 | 3 | 0 | 0 | 1 | 18 | 2 | 2 | 4.42 |
| RP | Orosco, J.Orosco, Jesse >> | 26 | 1983 | L | 95 | 84 | 0 | 8 | 6 | 1.82 | .261 | 1.05 | 6.0 | 3.5 | 5.9 | 153.2 | 102 | 34 | 31 | 6 | 60 | 100 | 0 | 13 | 6 | 0 | 0 | 1 | 0 | 3.40 |
| RP | Barojas, S.Barojas, Salome >> | 26 | 1983 | R | 72 | 57 | 0 | 11 | 3 | 3.83 | .263 | 1.07 | 6.9 | 2.7 | 5.3 | 96.1 | 74 | 44 | 41 | 7 | 29 | 57 | 0 | 9 | 3 | 0 | 0 | 0 | 0 | 3.67 |
| RP | Brusstar, W.Brusstar, Warren >> | 31 | 1983 | R | 57 | 43 | 0 | 5 | 4 | 3.07 | .289 | 1.22 | 7.9 | 3.3 | 5.2 | 55.2 | 48 | 19 | 19 | 3 | 20 | 32 | 0 | 7 | 4 | 0 | 0 | 0 | 1 | 3.64 |
| RP | Andersen, L.Andersen, Larry >> | 30 | 1983 | R | 87 | 32 | 0 | 6 | 4 | 4.01 | .320 | 1.41 | 9.2 | 3.7 | 5.8 | 51.2 | 52 | 26 | 23 | 3 | 21 | 33 | 0 | 3 | 2 | 0 | 0 | 0 | 1 | 3.71 |
| RP | Diaz, C.Diaz, Carlos # >> | 25 | 1983 | L | 85 | 26 | 0 | 0 | 1 | 5.52 | .388 | 1.90 | 9.3 | 7.8 | 7.3 | 31.0 | 32 | 22 | 19 | 3 | 27 | 25 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 5.26 |