| 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 |
| Robin Roberts | PHI | 2.8 | 195808312_PHI_CIN |
| Frank Lary | DET | 2.01 | 195808300_DET_CHA |
| 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 |
| Russ Kemmerer | MIN | -1.53 | 195808310_NYA_MIN |
| Don Newcombe | CIN | -1.49 | 195808312_PHI_CIN |
Based on accumulated WAA for this season up to 1958-08-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.45 | Whitey Ford | 201.3 | NYA |
| +007+ | 6.52 | Billy Pierce | 205.3 | CHA |
| +008+ | 5.98 | Bob Turley | 218 | NYA |
| +013+ | 5.35 | Sam Jones | 212.3 | SLN |
| +016+ | 5.02 | Warren Spahn | 245 | ATL |
| +018+ | 4.7 | Jack Harshman | 191 | BAL |
| +021+ | 4.49 | Billy O'Dell | 188.7 | BAL |
| +022+ | 4.38 | Lew Burdette | 231 | ATL |
| +023+ | 4.29 | Red Witt | 87.3 | PIT |
| +024+ | 4.08 | Stu Miller | 140.3 | SFN |
| +026+ | 3.86 | Joey Jay | 95.7 | ATL |
| +027+ | 3.83 | Robin Roberts | 229.3 | PHI |
| +028+ | 3.8 | Frank Lary | 206.3 | DET |
| +029+ | 3.72 | Carl Willey | 112.7 | ATL |
| +031+ | 3.54 | Johnny Antonelli | 208.7 | SFN |
| +036+ | 3.25 | Dick Donovan | 201.7 | CHA |
| +037+ | 3.22 | Hoyt Wilhelm | 100.7 | TOT |
| +038+ | 3.21 | Cal McLish | 186.7 | CLE |
| +040+ | 3.12 | Art Ditmar | 124.3 | NYA |
| +046+ | 2.86 | Arnie Portocarrero | 170.7 | BAL |
| +056+ | 2.42 | Larry Jackson | 170.7 | SLN |
| +060+ | 2.27 | Dave Hillman | 104.3 | CHN |
| +062+ | 2.1 | Bob Purkey | 215 | CIN |
| +064+ | 2.07 | Johnny Podres | 180.7 | LAN |
| +067+ | 2.03 | Ray Semproch | 188.3 | PHI |
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