| Starter | Tm | Tier | Game |
|---|---|---|---|
| Billy Pierce | CHA | 3.97 | 195808060_CHA_OAK |
| Bob Turley | NYA | 3.53 | 195808050_NYA_BAL |
| Jack Harshman | BAL | 2.94 | 195808060_NYA_BAL |
| Stu Miller | SFN | 1.68 | 195808050_SFN_CHN |
| Robin Roberts | PHI | 1.48 | 195808060_PHI_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Drott | CHN | -5.27 | 195808040_SFN_CHN |
| Don Newcombe | CIN | -1.43 | 195808050_PHI_CIN |
| Billy Muffett | SLN | -0.84 | 195808050_LAN_SLN |
| Pedro Ramos | MIN | -0.63 | 195808060_MIN_BOS |
| Danny McDevitt | LAN | -0.61 | 195808050_LAN_SLN |
Based on accumulated WAA for this season up to 1958-08-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.59 | Whitey Ford | 175 | NYA |
| +005+ | 5.5 | Bob Turley | 180.3 | NYA |
| +009+ | 5.01 | Sam Jones | 166 | SLN |
| +014+ | 4.25 | Billy Pierce | 169.3 | CHA |
| +015+ | 3.7 | Jack Harshman | 158.3 | BAL |
| +017+ | 3.64 | Cal McLish | 144.7 | CLE |
| +018+ | 3.61 | Joey Jay | 84.7 | ATL |
| +020+ | 3.52 | Robin Roberts | 195.3 | PHI |
| +023+ | 3.38 | Warren Spahn | 194.3 | ATL |
| +026+ | 3.28 | Arnie Portocarrero | 144.3 | BAL |
| +029+ | 3.13 | Hoyt Wilhelm | 76.3 | CLE |
| +030+ | 3.09 | Johnny Antonelli | 169.7 | SFN |
| +032+ | 3.01 | Carl Willey | 78 | ATL |
| +033+ | 2.96 | Art Ditmar | 93.7 | NYA |
| +036+ | 2.79 | Stu Miller | 105.7 | SFN |
| +037+ | 2.73 | Ray Semproch | 160 | PHI |
| +045+ | 2.33 | Ike Delock | 87.7 | BOS |
| +046+ | 2.33 | Ray Moore | 101 | CHA |
| +047+ | 2.29 | Billy O'Dell | 156.7 | BAL |
| +048+ | 2.26 | Wilmer Mizell | 133 | SLN |
| +049+ | 2.25 | Frank Lary | 164 | DET |
| +052+ | 2.18 | Red Witt | 54 | PIT |
| +057+ | 1.92 | Camilo Pascual | 113.3 | MIN |
| +058+ | 1.88 | Dick Donovan | 161.7 | CHA |
| +059+ | 1.85 | Lew Burdette | 177.3 | ATL |
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