| Starter | Tm | Tier | Game |
|---|---|---|---|
| Whitey Ford | NYA | 7.55 | 195805100_MIN_NYA |
| Bob Buhl | ATL | 3.43 | 195805100_CIN_ATL |
| Dick Donovan | CHA | 2.71 | 195805100_CLE_CHA |
| Frank Sullivan | BOS | 2.16 | 195805120_BOS_MIN |
| Jack Harshman | BAL | 2.02 | 195805100_BOS_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ruben Gomez | SFN | -3.33 | 195805120_SFN_LAN |
| Alex Kellner | OAK | -2.04 | 195805120_CHA_OAK |
| Camilo Pascual | MIN | -1.92 | 195805112_MIN_NYA |
| Johnny Klippstein | CIN | -1.7 | 195805110_CIN_ATL |
| Bob Porterfield | PIT | -1.64 | 195805112_PHI_PIT |
Based on accumulated WAA for this season up to 1958-05-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 2.37 | Warren Spahn | 54 | ATL |
| +004+ | 2.25 | Bob Turley | 36 | NYA |
| +006+ | 2.19 | Jack Harshman | 35.7 | BAL |
| +008+ | 1.79 | Whitey Ford | 33.3 | NYA |
| +011+ | 1.47 | Frank Baumann | 27.3 | BOS |
| +017+ | 1.35 | Ron Kline | 39 | PIT |
| +018+ | 1.29 | Frank Lary | 35.7 | DET |
| +019+ | 1.28 | Don Larsen | 14 | NYA |
| XXXXX | 1.24 | Jim Brosnan | 39 | CHN |
| XXXXX | 1.18 | Paul Foytack | 32.3 | DET |
| XXXXX | 1.18 | Ray Semproch | 37 | PHI |
| XXXXX | 1.1 | Jim Grant | 37.3 | CLE |
| XXXXX | 1.08 | Billy O'Dell | 32.7 | BAL |
| XXXXX | 0.98 | Bob Purkey | 39.7 | CIN |
| XXXXX | 0.97 | Pedro Ramos | 42 | MIN |
| XXXXX | 0.94 | Milt Pappas | 17.3 | BAL |
| XXXXX | 0.94 | Bobby Shantz | 26.3 | NYA |
| XXXXX | 0.92 | Bob Porterfield | 15 | TOT |
| XXXXX | 0.88 | Curt Simmons | 43 | PHI |
| XXXXX | 0.86 | Hoyt Wilhelm | 14 | CLE |
| XXXXX | 0.77 | Mike McCormick | 20 | SFN |
| XXXXX | 0.7 | Bob Rush | 17 | ATL |
| XXXXX | 0.68 | Lew Burdette | 42.3 | ATL |
| XXXXX | 0.67 | Dick Donovan | 37 | CHA |
| XXXXX | 0.64 | Herb Score | 30 | CLE |
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