| ST | Jeff Heathcock | 26 | 10 | 8 | 5.08 | 27 | 27 | 1 | 0 | 0 | 0 | 164.2 | 211 | 100 | 93 | 11 | 42 | 69 | 3 | | 11.5 | 0.6 | 2.3 | 3.8 | 1.54 |
| ST | Don August (Vancouver) | 22 | 10 | 10 | 3.37 | 27 | 27 | 4 | 0 | 0 | 0 | 179.0 | 192 | 88 | 67 | 7 | 51 | 70 | 7 | | 9.7 | 0.4 | 2.6 | 3.5 | 1.36 |
| ST | Ron Mathis | 27 | 9 | 8 | 4.25 | 26 | 23 | 2 | 1 | 1 | 0 | 144.0 | 177 | 83 | 68 | 8 | 38 | 64 | 5 | | 11.1 | 0.5 | 2.4 | 4.0 | 1.49 |
| ST | Manny Hernandez | 25 | 8 | 7 | 4.71 | 22 | 21 | 4 | 0 | 1 | 1 | 128.0 | 139 | 79 | 67 | 13 | 27 | 84 | 3 | | 9.8 | 0.9 | 1.9 | 5.9 | 1.30 |
| ST | Mark Knudson (Vancouver) | 25 | 6 | 6 | 4.13 | 17 | 16 | 4 | 1 | 0 | 0 | 106.2 | 124 | 54 | 49 | 4 | 26 | 63 | 3 | | 10.5 | 0.3 | 2.2 | 5.3 | 1.41 |
| CL | Rafael Montalvo | 22 | 5 | 3 | 3.86 | 47 | 0 | 0 | 0 | 29 | 9 | 77.0 | 78 | 39 | 33 | 7 | 21 | 31 | 3 | | 9.1 | 0.8 | 2.5 | 3.6 | 1.29 |
| CL | Mark Ross | 28 | 5 | 5 | 4.17 | 48 | 0 | 0 | 0 | 37 | 8 | 73.1 | 99 | 37 | 34 | 4 | 20 | 26 | 1 | | 12.2 | 0.5 | 2.5 | 3.2 | 1.62 |
| CL | Rocky Childress (Portland) | 24 | 5 | 10 | 6.80 | 61 | 1 | 0 | 0 | 34 | 13 | 83.1 | 99 | 69 | 63 | 7 | 46 | 40 | 8 | | 10.7 | 0.8 | 5.0 | 4.3 | 1.74 |
| CL | Larry Acker | 25 | 3 | 3 | 4.83 | 46 | 0 | 0 | 0 | 26 | 6 | 54.0 | 66 | 31 | 29 | 1 | 21 | 31 | 3 | | 11.0 | 0.2 | 3.5 | 5.2 | 1.61 |
| RP | James Miner | 25 | 5 | 4 | 6.03 | 34 | 4 | 0 | 0 | 5 | 1 | 80.2 | 111 | 66 | 54 | 3 | 32 | 43 | 6 | | 12.4 | 0.3 | 3.6 | 4.8 | 1.77 |
| RP | Julio Solano | 26 | 6 | 4 | 1.89 | 27 | 6 | 1 | 0 | 20 | 4 | 71.1 | 64 | 24 | 15 | 4 | 27 | 54 | 4 | | 8.1 | 0.5 | 3.4 | 6.8 | 1.28 |
| Jeff Calhoun | 28 | 1 | 3 | 4.38 | 22 | 2 | 0 | 0 | 6 | 2 | 39.0 | 29 | 20 | 19 | 2 | 19 | 28 | 4 | | 6.7 | 0.5 | 4.4 | 6.5 | 1.23 |
| Rayner Noble | - | 3 | 3 | 5.40 | 17 | 5 | 0 | 0 | 4 | 0 | 43.1 | 56 | 30 | 26 | 3 | 22 | 32 | 3 | | 11.6 | 0.6 | 4.6 | 6.6 | 1.80 |
| Matt Keough | 30 | 3 | 3 | 3.91 | 8 | 8 | 0 | 0 | 0 | 0 | 50.2 | 56 | 31 | 22 | 3 | 21 | 42 | 5 | | 9.9 | 0.5 | 3.7 | 7.5 | 1.52 |
| Steve Engel | 24 | 0 | 5 | 8.90 | 7 | 6 | 0 | 0 | 0 | 0 | 30.1 | 42 | 33 | 30 | 3 | 16 | 20 | 2 | | 12.5 | 0.9 | 4.7 | 5.9 | 1.91 |
| Rob Mallicoat | 21 | 0 | 2 | 6.43 | 3 | 3 | 0 | 0 | 0 | 0 | 14.0 | 18 | 14 | 10 | 1 | 8 | 9 | 0 | | 11.6 | 0.6 | 5.1 | 5.8 | 1.86 |
| Pitching Totals: | 79 | 84 | 4.56 | 439 | 149 | 16 | 2 | 163 | 44 | 1,339.3 | 1561 | 798 | 679 | 81 | 437 | 706 | 60 | | 10.5 | 0.5 | 2.9 | 4.7 | 1.49 |