| SP | Wetteland, J.Wetteland, John >> | 23 | 1989 | R | 93 | 18 | 18 | 1 | 3 | 2.53 | .302 | 1.29 | 7.8 | 3.9 | 7.3 | 67.2 | 58 | 25 | 19 | 6 | 29 | 54 | 0 | 0 | 0 | 0 | 1 | 1 | 5 | 3.90 |
| SP | Higuera, T.Higuera, Teddy >> | 31 | 1989 | L | 51 | 17 | 17 | 7 | 6 | 4.54 | .322 | 1.43 | 10.2 | 2.6 | 6.1 | 101.0 | 115 | 53 | 51 | 11 | 29 | 69 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 3.91 |
| RP | Burns, T.Burns, Todd † >> | 26 | 1989 | R | 91 | 47 | 0 | 3 | 2 | 2.07 | .270 | 1.10 | 6.8 | 3.1 | 4.8 | 104.1 | 79 | 27 | 24 | 3 | 36 | 56 | 0 | 8 | 1 | 0 | 0 | 1 | 5 | 3.37 |
| RP | Reardon, J.Reardon, Jeff >> | 34 | 1989 | R | 61 | 44 | 0 | 6 | 1 | 2.61 | .313 | 1.36 | 9.0 | 3.4 | 6.4 | 58.2 | 58 | 18 | 17 | 2 | 22 | 41 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 3.17 |
| RP | Quisenberry, D.Quisenberry, Dan † >> | 36 | 1989 | R | 40 | 42 | 0 | 5 | 0 | 2.22 | .272 | 1.08 | 7.1 | 2.8 | 2.1 | 52.2 | 41 | 14 | 13 | 2 | 16 | 12 | 0 | 7 | 1 | 0 | 0 | 2 | 0 | 4.08 |
| RP | Schooler, M.Schooler, Mike >> | 27 | 1989 | R | 27 | 27 | 0 | 5 | 0 | 3.19 | .295 | 1.26 | 9.0 | 2.3 | 5.8 | 31.0 | 31 | 12 | 11 | 2 | 8 | 20 | 0 | 4 | 1 | 0 | 0 | 0 | 2 | 3.32 |
| SP | Aquino, L.Aquino, Luis >> | 25 | 1989 | R | 29 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Mahler, R.Mahler, Rick >> | 36 | 1989 | R | 17 | 18 | 0 | 3 | 2 | 4.85 | .339 | 1.54 | 10.4 | 3.5 | 6.2 | 26.0 | 30 | 17 | 14 | 0 | 10 | 18 | 0 | 3 | 1 | 0 | 0 | 0 | 1 | 2.77 |