| Starter | Tm | Tier | Game |
|---|---|---|---|
| Whitey Ford | NYA | 18.65 | 195807030_NYA_MIN |
| Warren Spahn | ATL | 9.77 | 195807042_PHI_ATL |
| Billy Pierce | CHA | 4.63 | 195807050_DET_CHA |
| Frank Lary | DET | 4.27 | 195807050_DET_CHA |
| Johnny Antonelli | SFN | 2.09 | 195807042_CHN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hal Griggs | MIN | -4.83 | 195807050_BAL_MIN |
| Mike Fornieles | BOS | -1.96 | 195807042_BAL_BOS |
| Mike McCormick | SFN | -1.73 | 195807050_SLN_SFN |
| Vern Law | PIT | -1.04 | 195807042_PIT_CIN |
| Duke Maas | NYA | -0.99 | 195807050_BOS_NYA |
Based on accumulated WAA for this season up to 1958-07-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.42 | Whitey Ford | 126.3 | NYA |
| +006+ | 4.17 | Bob Turley | 127 | NYA |
| +010+ | 3.38 | Billy Pierce | 125.3 | CHA |
| +011+ | 3.15 | Don Larsen | 66 | NYA |
| +015+ | 2.95 | Frank Lary | 118.7 | DET |
| +016+ | 2.89 | Warren Spahn | 153.7 | ATL |
| +017+ | 2.71 | Al Worthington | 88.7 | SFN |
| +018+ | 2.66 | Jack Harshman | 110.3 | BAL |
| +019+ | 2.66 | Stu Miller | 55.3 | SFN |
| +021+ | 2.62 | Arnie Portocarrero | 88.7 | BAL |
| +029+ | 2.34 | Billy O'Dell | 123.3 | BAL |
| +034+ | 2.28 | Robin Roberts | 143 | PHI |
| +040+ | 2.1 | Sam Jones | 118 | SLN |
| +041+ | 2.05 | Ray Moore | 75 | CHA |
| +043+ | 1.91 | Ike Delock | 38.3 | BOS |
| +050+ | 1.72 | Hank Aguirre | 48.3 | DET |
| +049+ | 1.72 | Jim Wilson | 102 | CHA |
| +055+ | 1.59 | Johnny Antonelli | 127.7 | SFN |
| +058+ | 1.51 | Art Ditmar | 50 | NYA |
| +059+ | 1.51 | Joe Nuxhall | 77.3 | CIN |
| +060+ | 1.47 | Camilo Pascual | 71 | MIN |
| +061+ | 1.47 | Carl Willey | 28 | ATL |
| +063+ | 1.45 | Red Witt | 27.7 | PIT |
| +065+ | 1.37 | Don Gross | 47.7 | PIT |
| +066+ | 1.3 | Wilmer Mizell | 111.3 | SLN |
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