| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 12.75 | 195805140_ATL_PHI |
| Dick Donovan | CHA | 3.17 | 195805140_CHA_OAK |
| Bob Turley | NYA | 1.88 | 195805140_BAL_NYA |
| Paul Foytack | DET | 1.88 | 195805140_CLE_DET |
| Billy O'Dell | BAL | 1.66 | 195805140_BAL_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pedro Ramos | MIN | -2.48 | 195805130_BOS_MIN |
| Dave Sisler | BOS | -2.31 | 195805140_BOS_MIN |
| Robin Roberts | PHI | -2.29 | 195805130_ATL_PHI |
| Carl Erskine | LAN | -1.85 | 195805140_LAN_CHN |
| Duke Maas | OAK | -0.54 | 195805140_CHA_OAK |
Based on accumulated WAA for this season up to 1958-05-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.09 | Bob Turley | 45 | NYA |
| +003+ | 3.03 | Warren Spahn | 63 | ATL |
| +007+ | 2.24 | Jack Harshman | 35.7 | BAL |
| +009+ | 2.12 | Don Larsen | 23 | NYA |
| +011+ | 1.94 | Frank Lary | 44.7 | DET |
| +013+ | 1.81 | Whitey Ford | 33.3 | NYA |
| +016+ | 1.54 | Dick Donovan | 46 | CHA |
| +017+ | 1.48 | Frank Baumann | 27.3 | BOS |
| +018+ | 1.47 | Billy O'Dell | 38.7 | BAL |
| +020+ | 1.41 | Jim Brosnan | 48 | CHN |
| +024+ | 1.29 | Ron Kline | 45 | PIT |
| XXXXX | 0.99 | Pedro Ramos | 49 | MIN |
| XXXXX | 0.97 | Milt Pappas | 17.3 | BAL |
| XXXXX | 0.95 | Bobby Shantz | 26.3 | NYA |
| XXXXX | 0.93 | Bob Porterfield | 15 | TOT |
| XXXXX | 0.91 | Johnny Antonelli | 48.7 | SFN |
| XXXXX | 0.9 | Curt Simmons | 43 | PHI |
| XXXXX | 0.78 | Mike McCormick | 29 | SFN |
| XXXXX | 0.77 | Taylor Phillips | 31.7 | CHN |
| XXXXX | 0.72 | Lew Burdette | 42.3 | ATL |
| XXXXX | 0.71 | Bob Rush | 17 | ATL |
| XXXXX | 0.7 | Ray Semproch | 40.7 | PHI |
| XXXXX | 0.67 | Herb Score | 30 | CLE |
| XXXXX | 0.65 | Camilo Pascual | 31 | MIN |
| XXXXX | 0.65 | Bob Purkey | 42.3 | CIN |
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