| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 15.35 | 195805090_CIN_ATL |
| Bob Friend | PIT | 3.62 | 195805070_PIT_SFN |
| Billy O'Dell | BAL | 3.31 | 195805090_BOS_BAL |
| Bob Turley | NYA | 2.65 | 195805090_MIN_NYA |
| Jim Bunning | DET | 1.41 | 195805072_DET_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Robin Roberts | PHI | -4.96 | 195805090_PHI_PIT |
| Dave Sisler | BOS | -3.74 | 195805090_BOS_BAL |
| Pedro Ramos | MIN | -2.59 | 195805090_MIN_NYA |
| Bob Shaw | DET | -0.77 | 195805080_DET_MIN |
| Herm Wehmeier | SLN | -0.76 | 195805070_ATL_SLN |
Based on accumulated WAA for this season up to 1958-05-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 2.43 | Warren Spahn | 54 | ATL |
| +003+ | 2.29 | Bob Turley | 36 | NYA |
| +005+ | 1.82 | Jack Harshman | 26.7 | BAL |
| +009+ | 1.57 | Ray Semproch | 36.3 | PHI |
| +011+ | 1.42 | Ron Kline | 39 | PIT |
| +014+ | 1.35 | Frank Lary | 35.7 | DET |
| +015+ | 1.32 | Frank Baumann | 21.3 | BOS |
| +016+ | 1.3 | Don Larsen | 14 | NYA |
| XXXXX | 1.18 | Whitey Ford | 26.3 | NYA |
| XXXXX | 1.17 | Lew Burdette | 38 | ATL |
| XXXXX | 1.15 | Glen Hobbie | 28.7 | CHN |
| XXXXX | 1.14 | Paul Foytack | 31.3 | DET |
| XXXXX | 1.12 | Jim Grant | 37.3 | CLE |
| XXXXX | 0.97 | Bob Purkey | 39.7 | CIN |
| XXXXX | 0.96 | Milt Pappas | 17.3 | BAL |
| XXXXX | 0.94 | Pedro Ramos | 42 | MIN |
| XXXXX | 0.93 | Billy O'Dell | 30.7 | BAL |
| XXXXX | 0.87 | Hoyt Wilhelm | 14 | CLE |
| XXXXX | 0.82 | Jim Brosnan | 32 | CHN |
| XXXXX | 0.8 | Mike McCormick | 20 | SFN |
| XXXXX | 0.8 | Bobby Shantz | 17.7 | NYA |
| XXXXX | 0.75 | Bob Buhl | 38 | ATL |
| XXXXX | 0.66 | Herb Score | 30 | CLE |
| XXXXX | 0.63 | Bob Rush | 16 | ATL |
| XXXXX | 0.56 | Gene Fodge | 17.7 | CHN |
_