| Starter | Tm | Tier | Game |
|---|---|---|---|
| Whitey Ford | NYA | 18.22 | 195807090_CLE_NYA |
| Frank Lary | DET | 3.65 | 195807100_DET_MIN |
| Frank Sullivan | BOS | 2.34 | 195807100_CHA_BOS |
| Jack Harshman | BAL | 2.3 | 195807060_BAL_MIN |
| Sal Maglie | SLN | 1.87 | 195807100_PHI_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Drott | CHN | -3.76 | 195807060_CHN_LAN |
| Russ Kemmerer | MIN | -2.54 | 195807060_BAL_MIN |
| Vern Law | PIT | -1.52 | 195807100_PIT_CHN |
| Duke Maas | NYA | -0.71 | 195807102_CLE_NYA |
| Seth Morehead | PHI | -0.66 | 195807062_PHI_CIN |
Based on accumulated WAA for this season up to 1958-07-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.71 | Whitey Ford | 134 | NYA |
| +006+ | 4.24 | Bob Turley | 127 | NYA |
| +010+ | 3.47 | Billy Pierce | 125.3 | CHA |
| +014+ | 3.17 | Stu Miller | 65.3 | SFN |
| +015+ | 3.08 | Arnie Portocarrero | 97.7 | BAL |
| +016+ | 2.99 | Warren Spahn | 153.7 | ATL |
| +019+ | 2.72 | Frank Lary | 126.7 | DET |
| +020+ | 2.71 | Jack Harshman | 117 | BAL |
| +025+ | 2.49 | Billy O'Dell | 124 | BAL |
| +029+ | 2.4 | Robin Roberts | 152.7 | PHI |
| +033+ | 2.31 | Don Larsen | 68 | NYA |
| +035+ | 2.28 | Al Worthington | 92.7 | SFN |
| +036+ | 2.18 | Sam Jones | 118 | SLN |
| +038+ | 2.1 | Ray Moore | 75 | CHA |
| +043+ | 1.95 | Ike Delock | 45.7 | BOS |
| +047+ | 1.8 | Jim Wilson | 102 | CHA |
| +049+ | 1.75 | Hank Aguirre | 48.3 | DET |
| +052+ | 1.7 | Joey Jay | 44.3 | ATL |
| +053+ | 1.66 | Johnny Antonelli | 127.7 | SFN |
| +055+ | 1.63 | Art Ditmar | 53.3 | NYA |
| +056+ | 1.62 | Ray Semproch | 119.7 | PHI |
| +061+ | 1.51 | Camilo Pascual | 71 | MIN |
| +063+ | 1.47 | Red Witt | 27.7 | PIT |
| +064+ | 1.47 | Cal McLish | 87.7 | CLE |
| +065+ | 1.46 | Curt Raydon | 71.3 | PIT |
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