| SP | Cortes Jr., N.Cortes Jr., Nestor | 27 | Folk Singers | L | 98 | 32 | 32 | 19 | 4 | 3.34 | .260 | 1.04 | 6.8 | 2.6 | 8.6 | 199.2 | 150 | 79 | 74 | 17 | 58 | 191 | 0 | 0 | 0 | 0 | 20 | 3 | 3 | 3.11 |
| RP | Eckersley, D.Eckersley, Dennis | 36 | FillAs | R | 98 | 88 | 0 | 8 | 2 | 2.19 | .228 | 0.88 | 6.9 | 1.0 | 7.7 | 135.1 | 104 | 33 | 33 | 7 | 15 | 116 | 0 | 8 | 3 | 0 | 0 | 1 | 0 | 2.31 |
| CL | Eckersley, D.Eckersley, Dennis | 36 | A's09309000 | R | 96 | 63 | 0 | 5 | 12 | 5.12 | .309 | 1.33 | 9.4 | 2.6 | 10.4 | 63.1 | 66 | 40 | 36 | 13 | 18 | 73 | 0 | 39 | 8 | 0 | 0 | 1 | 0 | 4.27 |
| CL | Bautista, F.Bautista, Felix | 27 | Orioles | R | 97 | 58 | 0 | 0 | 3 | 2.89 | .260 | 1.02 | 6.6 | 2.5 | 9.0 | 53.0 | 39 | 18 | 17 | 5 | 15 | 53 | 0 | 48 | 7 | 0 | 0 | 2 | 0 | 3.19 |