| SP | Parnell, M.Parnell, Mel † | Red Sox | L | 130.0 | 28 | 28 | 13 | 10 | 2.49 | .293 | 1.23 | 7.1 | 3.9 | 3.9 | 228.0 | 180 | 79 | 63 | 10 | 100 | 100 | 11 | 0 | 0 | 3 | 20 | 3 | 4 | 4.05 |
| SP | Rogovin, S.Rogovin, Saul † # | Tigers | R | 105.0 | 28 | 28 | 15 | 11 | 3.59 | .274 | 1.13 | 7.5 | 2.6 | 3.2 | 208.0 | 173 | 92 | 83 | 11 | 61 | 75 | 13 | 0 | 0 | 1 | 18 | 1 | 4 | 3.86 |
| CL | Harris, B.Harris, Bubba † | Athletics | R | 97.5 | 44 | 0 | 7 | 5 | 2.02 | .270 | 1.11 | 7.7 | 2.3 | 2.9 | 62.1 | 53 | 14 | 14 | 1 | 16 | 20 | 0 | 21 | 1 | 0 | 0 | 0 | 1 | 3.34 |
| CL | Trucks, V.Trucks, Virgil † | Tigers | R | 85.5 | 44 | 0 | 1 | 4 | 4.35 | .322 | 1.42 | 9.0 | 3.9 | 4.4 | 39.1 | 39 | 19 | 19 | 3 | 17 | 19 | 0 | 37 | 7 | 0 | 0 | 0 | 1 | 4.33 |
| SP | Houtteman, A.Houtteman, Art | Tigers | R | 84.0 | 28 | 28 | 12 | 6 | 3.35 | .296 | 1.26 | 8.6 | 2.8 | 4.3 | 164.0 | 156 | 65 | 61 | 9 | 51 | 78 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 3.70 |
| SP | Chandler, S.Chandler, Spud | Yankees | R | 81.0 | 28 | 28 | 11 | 13 | 3.28 | .301 | 1.29 | 7.5 | 4.1 | 3.9 | 195.0 | 163 | 98 | 71 | 12 | 88 | 85 | 6 | 0 | 0 | 2 | 21 | 1 | 1 | 4.30 |