| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 13.95 | 195805310_ATL_PIT |
| Whitey Ford | NYA | 12.78 | 195805301_MIN_NYA |
| Jack Harshman | BAL | 2.57 | 195805280_BAL_CLE |
| Dick Donovan | CHA | 2.51 | 195805301_CHA_DET |
| Johnny Antonelli | SFN | 2.36 | 195805280_SFN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ruben Gomez | SFN | -4.51 | 195805301_SFN_SLN |
| Dave Sisler | BOS | -3.28 | 195805310_NYA_BOS |
| Pedro Ramos | MIN | -2.06 | 195805302_MIN_NYA |
| Dick Tomanek | CLE | -1.66 | 195805302_CLE_OAK |
| Dick Drott | CHN | -1.27 | 195805280_CHN_CIN |
Based on accumulated WAA for this season up to 1958-05-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.6 | Bob Turley | 67 | NYA |
| +004+ | 3.31 | Warren Spahn | 98.7 | ATL |
| +008+ | 3.02 | Whitey Ford | 63 | NYA |
| +009+ | 2.44 | Paul Foytack | 75.7 | DET |
| +011+ | 2.32 | Frank Lary | 74.3 | DET |
| +012+ | 2.11 | Don Larsen | 30 | NYA |
| +014+ | 1.93 | Bob Rush | 47.7 | ATL |
| +015+ | 1.87 | Jack Harshman | 61 | BAL |
| +016+ | 1.85 | Jim Brosnan | 66.7 | TOT |
| +018+ | 1.81 | Robin Roberts | 91 | PHI |
| +019+ | 1.8 | Arnie Portocarrero | 35.3 | BAL |
| +022+ | 1.65 | Pedro Ramos | 76 | MIN |
| +025+ | 1.6 | Frank Baumann | 40.7 | BOS |
| +031+ | 1.43 | Billy O'Dell | 65.3 | BAL |
| +038+ | 1.27 | Johnny Antonelli | 74 | SFN |
| +041+ | 1.25 | Ned Garver | 66.7 | OAK |
| XXXXX | 1.07 | Ron Kline | 72.7 | PIT |
| XXXXX | 1.05 | Don Mossi | 39.7 | CLE |
| XXXXX | 1.03 | Taylor Phillips | 57.7 | CHN |
| XXXXX | 1.03 | Bob Smith | 43.7 | BOS |
| XXXXX | 1.02 | Cal McLish | 44 | CLE |
| XXXXX | 0.98 | Stu Miller | 24.7 | SFN |
| XXXXX | 0.89 | Johnny Kucks | 35 | NYA |
| XXXXX | 0.82 | Jim Wilson | 50.3 | CHA |
| XXXXX | 0.72 | Early Wynn | 67.7 | CHA |
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