| Starter | Tm | Tier | Game |
|---|---|---|---|
| Whitey Ford | NYA | 13.89 | 195806122_OAK_NYA |
| Warren Spahn | ATL | 10.05 | 195806140_ATL_SLN |
| Jack Harshman | BAL | 2.49 | 195806130_CHA_BAL |
| Frank Sullivan | BOS | 2.46 | 195806140_OAK_BOS |
| Johnny Antonelli | SFN | 2.35 | 195806130_PHI_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hal Griggs | MIN | -2.1 | 195806140_CLE_MIN |
| Dave Sisler | BOS | -1.8 | 195806120_DET_BOS |
| George Susce | DET | -1.51 | 195806140_DET_NYA |
| Mike McCormick | SFN | -1.11 | 195806140_PHI_SFN |
| Jack Urban | OAK | -0.75 | 195806140_OAK_BOS |
Based on accumulated WAA for this season up to 1958-06-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 4.56 | Whitey Ford | 91.3 | NYA |
| +005+ | 3.96 | Bob Turley | 94 | NYA |
| +008+ | 3.19 | Frank Lary | 91.3 | DET |
| +011+ | 2.37 | Johnny Antonelli | 107 | SFN |
| +015+ | 2.27 | Jim Brosnan | 87 | TOT |
| +012+ | 2.27 | Arnie Portocarrero | 55.7 | BAL |
| +013+ | 2.27 | Jack Harshman | 88.3 | BAL |
| +018+ | 2.21 | Warren Spahn | 118.3 | ATL |
| +023+ | 2.05 | Ray Moore | 48 | CHA |
| +030+ | 1.83 | Don Larsen | 43 | NYA |
| +035+ | 1.65 | Stu Miller | 34.3 | SFN |
| +036+ | 1.65 | Milt Pappas | 37 | BAL |
| +040+ | 1.51 | Camilo Pascual | 63 | MIN |
| +043+ | 1.46 | Billy O'Dell | 86.3 | BAL |
| +044+ | 1.46 | Johnny Podres | 87 | LAN |
| +045+ | 1.45 | Don Gross | 31.7 | PIT |
| +046+ | 1.44 | Hank Aguirre | 44 | DET |
| +049+ | 1.37 | Bob Purkey | 98 | CIN |
| +053+ | 1.26 | Robin Roberts | 108 | PHI |
| +054+ | 1.25 | Taylor Phillips | 78 | CHN |
| XXXXX | 1.18 | Johnny Kucks | 54.3 | NYA |
| XXXXX | 1.17 | Ray Herbert | 41 | OAK |
| XXXXX | 1.09 | Frank Baumann | 51 | BOS |
| XXXXX | 1.08 | Frank Sullivan | 64.7 | BOS |
| XXXXX | 0.87 | Jim Wilson | 72 | CHA |
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