| SP | Righetti, D.Righetti, Dave | 25 | Orioles | L | 98 | 38 | 38 | 24 | 7 | 2.46 | .263 | 1.06 | 5.8 | 3.8 | 5.8 | 274.1 | 176 | 81 | 75 | 18 | 115 | 178 | 5 | 0 | 0 | 1 | 0 | 2 | 1 | 3.84 |
| SP | Chamberlain, C.Chamberlain, Craig | 26 | Royals | R | 82 | 36 | 36 | 22 | 9 | 3.49 | .296 | 1.26 | 9.4 | 1.9 | 5.3 | 286.0 | 300 | 128 | 111 | 28 | 61 | 168 | 13 | 0 | 0 | 2 | 0 | 0 | 6 | 3.74 |
| SP | McCatty, S.McCatty, Steve | 29 | Athletics | R | 90 | 36 | 36 | 21 | 12 | 3.68 | .287 | 1.19 | 7.2 | 3.6 | 4.7 | 276.2 | 221 | 120 | 113 | 21 | 109 | 143 | 13 | 0 | 0 | 2 | 0 | 4 | 1 | 4.18 |
| RP | Stoddard, T.Stoddard, Tim | 30 | Orioles | R | 95 | 101 | 0 | 22 | 8 | 3.17 | .269 | 1.10 | 6.9 | 3.1 | 5.7 | 201.1 | 153 | 71 | 71 | 22 | 69 | 127 | 0 | 12 | 5 | 0 | 0 | 0 | 4 | 4.19 |
| CL | Johnson, J.Johnson, John Henry | 27 | Athletics | L | 98 | 63 | 0 | 6 | 3 | 1.72 | .224 | 0.86 | 4.4 | 3.5 | 9.1 | 78.2 | 38 | 15 | 15 | 3 | 30 | 79 | 0 | 45 | 2 | 0 | 0 | 0 | 4 | 2.63 |
| CL | McLaughlin, J.McLaughlin, Joey | 27 | Rangers | R | 87 | 48 | 0 | 0 | 3 | 2.84 | .277 | 1.15 | 7.2 | 3.3 | 6.3 | 44.1 | 35 | 15 | 14 | 5 | 16 | 31 | 0 | 40 | 5 | 0 | 0 | 0 | 0 | 4.16 |
| CL | Quisenberry, D.Quisenberry, Dan | 30 | Royals | R | 73 | 60 | 0 | 4 | 9 | 3.39 | .291 | 1.21 | 8.3 | 2.7 | 4.0 | 61.0 | 56 | 31 | 23 | 3 | 18 | 27 | 0 | 35 | 7 | 0 | 0 | 1 | 0 | 3.69 |