| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 12.75 | 195805140_ATL_PHI |
| Whitey Ford | NYA | 9.27 | 195805160_NYA_MIN |
| Dick Donovan | CHA | 3.17 | 195805140_CHA_OAK |
| Paul Foytack | DET | 1.88 | 195805140_CLE_DET |
| Billy O'Dell | BAL | 1.66 | 195805140_BAL_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Sisler | BOS | -2.31 | 195805140_BOS_MIN |
| Carl Erskine | LAN | -1.85 | 195805140_LAN_CHN |
| Herm Wehmeier | DET | -1.31 | 195805160_DET_OAK |
| Camilo Pascual | MIN | -0.99 | 195805160_NYA_MIN |
| Don Ferrarese | CLE | -0.93 | 195805160_CHA_CLE |
Based on accumulated WAA for this season up to 1958-05-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.08 | Bob Turley | 45 | NYA |
| +003+ | 3.02 | Warren Spahn | 63 | ATL |
| +008+ | 2.23 | Jack Harshman | 35.7 | BAL |
| +009+ | 2.2 | Whitey Ford | 42.3 | NYA |
| +010+ | 2.11 | Don Larsen | 23 | NYA |
| +012+ | 1.94 | Frank Lary | 44.7 | DET |
| +015+ | 1.53 | Dick Donovan | 46 | CHA |
| +017+ | 1.49 | Curt Simmons | 52 | PHI |
| +018+ | 1.47 | Frank Baumann | 27.3 | BOS |
| +019+ | 1.46 | Billy O'Dell | 38.7 | BAL |
| +021+ | 1.4 | Jim Brosnan | 48 | CHN |
| +026+ | 1.29 | Ron Kline | 45 | PIT |
| XXXXX | 0.98 | Pedro Ramos | 49 | MIN |
| XXXXX | 0.96 | Milt Pappas | 17.3 | BAL |
| XXXXX | 0.95 | Bobby Shantz | 26.3 | NYA |
| XXXXX | 0.91 | Johnny Antonelli | 48.7 | SFN |
| XXXXX | 0.78 | Mike McCormick | 29 | SFN |
| XXXXX | 0.71 | Lew Burdette | 42.3 | ATL |
| XXXXX | 0.71 | Bob Rush | 17 | ATL |
| XXXXX | 0.69 | Ray Semproch | 40.7 | PHI |
| XXXXX | 0.66 | Herb Score | 30 | CLE |
| XXXXX | 0.65 | Bob Purkey | 42.3 | CIN |
| XXXXX | 0.62 | Arnie Portocarrero | 11.3 | BAL |
| XXXXX | 0.6 | Ray Moore | 22.3 | CHA |
| XXXXX | 0.57 | Billy Loes | 29 | BAL |
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