| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 15.48 | 195805190_ATL_CIN |
| Whitey Ford | NYA | 10.25 | 195805210_NYA_CHA |
| Dick Donovan | CHA | 4.09 | 195805200_NYA_CHA |
| Billy O'Dell | BAL | 2.29 | 195805200_BAL_DET |
| Frank Lary | DET | 2.14 | 195805210_BAL_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Sisler | BOS | -3.29 | 195805210_BOS_CLE |
| Hal Griggs | MIN | -2.11 | 195805200_MIN_OAK |
| Johnny Klippstein | CIN | -2.01 | 195805190_ATL_CIN |
| Bob Porterfield | PIT | -1.67 | 195805210_CHN_PIT |
| Dick Tomanek | CLE | -1.6 | 195805210_BOS_CLE |
Based on accumulated WAA for this season up to 1958-05-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.88 | Bob Turley | 54 | NYA |
| +005+ | 3.06 | Warren Spahn | 71.7 | ATL |
| +007+ | 2.59 | Whitey Ford | 51.3 | NYA |
| +009+ | 2.1 | Don Larsen | 23 | NYA |
| +013+ | 1.63 | Jack Harshman | 45 | BAL |
| +016+ | 1.56 | Frank Lary | 56.3 | DET |
| +019+ | 1.48 | Bob Rush | 33 | ATL |
| +020+ | 1.47 | Robin Roberts | 73 | PHI |
| +025+ | 1.41 | Frank Baumann | 31.7 | BOS |
| +026+ | 1.39 | Dick Donovan | 54 | CHA |
| +027+ | 1.37 | Billy O'Dell | 46.7 | BAL |
| +031+ | 1.25 | Stu Miller | 18.3 | SFN |
| XXXXX | 1.24 | Ron Kline | 51 | PIT |
| XXXXX | 1.19 | Taylor Phillips | 45.7 | CHN |
| XXXXX | 1.15 | Mike McCormick | 38 | SFN |
| XXXXX | 1.09 | Johnny Antonelli | 58 | SFN |
| XXXXX | 1.07 | Ray Semproch | 49.7 | PHI |
| XXXXX | 0.97 | Milt Pappas | 17.3 | BAL |
| XXXXX | 0.92 | Curt Simmons | 57.3 | PHI |
| XXXXX | 0.9 | Paul Foytack | 49.3 | DET |
| XXXXX | 0.9 | Jim Brosnan | 51.7 | CHN |
| XXXXX | 0.85 | Ron Blackburn | 23.3 | PIT |
| XXXXX | 0.85 | Arnie Portocarrero | 18.3 | BAL |
| XXXXX | 0.79 | Johnny Kucks | 27 | NYA |
| XXXXX | 0.75 | Pedro Ramos | 58 | MIN |
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