| Starter | Tm | Tier | Game |
|---|---|---|---|
| Whitey Ford | NYA | 11.3 | 195808290_NYA_MIN |
| Warren Spahn | ATL | 4.24 | 195808290_PIT_ATL |
| Sam Jones | SLN | 3.54 | 195808300_CHN_SLN |
| Frank Lary | DET | 2.01 | 195808300_DET_CHA |
| Johnny Antonelli | SFN | 1.79 | 195808280_ATL_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Drott | CHN | -5.28 | 195808290_CHN_SLN |
| Ruben Gomez | SFN | -2.86 | 195808301_LAN_SFN |
| Seth Morehead | PHI | -2.04 | 195808300_PHI_CIN |
| Pedro Ramos | MIN | -1.31 | 195808290_NYA_MIN |
| Danny McDevitt | LAN | -0.8 | 195808301_LAN_SFN |
Based on accumulated WAA for this season up to 1958-08-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.48 | Whitey Ford | 201.3 | NYA |
| +007+ | 6.55 | Billy Pierce | 205.3 | CHA |
| +010+ | 5.61 | Bob Turley | 211.3 | NYA |
| +012+ | 5.38 | Sam Jones | 212.3 | SLN |
| +016+ | 5.05 | Warren Spahn | 245 | ATL |
| +017+ | 4.71 | Jack Harshman | 191 | BAL |
| +020+ | 4.51 | Robin Roberts | 223 | PHI |
| +021+ | 4.5 | Billy O'Dell | 188.7 | BAL |
| +022+ | 4.41 | Lew Burdette | 231 | ATL |
| +023+ | 4.29 | Red Witt | 87.3 | PIT |
| +026+ | 3.87 | Joey Jay | 95.7 | ATL |
| +027+ | 3.81 | Frank Lary | 206.3 | DET |
| +028+ | 3.56 | Johnny Antonelli | 208.7 | SFN |
| +032+ | 3.49 | Stu Miller | 131.3 | SFN |
| +034+ | 3.28 | Dick Donovan | 201.7 | CHA |
| +036+ | 3.15 | Hoyt Wilhelm | 92.7 | TOT |
| +037+ | 3.14 | Art Ditmar | 124.3 | NYA |
| +041+ | 3.05 | Cal McLish | 179.7 | CLE |
| +045+ | 2.91 | Carl Willey | 103.7 | ATL |
| +047+ | 2.87 | Arnie Portocarrero | 170.7 | BAL |
| +054+ | 2.44 | Larry Jackson | 170.7 | SLN |
| +059+ | 2.28 | Dave Hillman | 104.3 | CHN |
| +063+ | 2.12 | Bob Purkey | 215 | CIN |
| +065+ | 2.08 | Johnny Podres | 180.7 | LAN |
| +071+ | 1.98 | Juan Pizarro | 63.3 | ATL |
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