| Starter | Tm | Tier | Game |
|---|---|---|---|
| Robin Roberts | PHI | 12.52 | 195506220_PHI_SLN |
| Whitey Ford | NYA | 6.37 | 195506220_OAK_NYA |
| Virgil Trucks | CHA | 3.52 | 195506210_CHA_MIN |
| Early Wynn | CLE | 2.62 | 195506220_CLE_BAL |
| Warren Spahn | ATL | 1.81 | 195506220_PIT_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Max Surkont | PIT | -3.09 | 195506220_PIT_ATL |
| Art Ditmar | OAK | -2.06 | 195506220_OAK_NYA |
| Russ Meyer | LAN | -1.68 | 195506220_LAN_CHN |
| Herm Wehmeier | PHI | -1.64 | 195506230_PHI_SLN |
| Gerry Staley | CIN | -1.57 | 195506220_SFN_CIN |
Based on accumulated WAA for this season up to 1955-06-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 4.52 | Dick Donovan | 95 | CHA |
| +005+ | 4.47 | Robin Roberts | 140.3 | PHI |
| +006+ | 3.91 | Luis Arroyo | 84.7 | SLN |
| +008+ | 3.64 | Whitey Ford | 108 | NYA |
| +010+ | 3.48 | Don Newcombe | 106 | LAN |
| +011+ | 3.41 | Bob Rush | 111.7 | CHN |
| +012+ | 3.39 | Carl Erskine | 114.3 | LAN |
| +015+ | 2.95 | Jim Wilson | 94.3 | BAL |
| +016+ | 2.92 | Billy Pierce | 73 | CHA |
| +017+ | 2.87 | Early Wynn | 99.3 | CLE |
| +026+ | 2.61 | Frank Sullivan | 117.7 | BOS |
| +032+ | 2.36 | Sal Maglie | 92 | SFN |
| +035+ | 2.26 | Warren Hacker | 94.3 | CHN |
| +037+ | 2.23 | Jackie Collum | 54 | CIN |
| +041+ | 2.13 | Jack Harshman | 82.7 | CHA |
| +042+ | 2.11 | Jim Hearn | 112.7 | SFN |
| +043+ | 2.05 | Bob Friend | 75.3 | PIT |
| +045+ | 1.98 | Art Schallock | 43.7 | TOT |
| +046+ | 1.87 | Frank Lary | 94 | DET |
| +049+ | 1.82 | Mickey McDermott | 88 | MIN |
| +054+ | 1.74 | Bob Turley | 119.3 | NYA |
| +055+ | 1.71 | Murry Dickson | 87.3 | PHI |
| +056+ | 1.67 | Steve Gromek | 80.3 | DET |
| +063+ | 1.51 | Eddie Lopat | 64.3 | NYA |
| +067+ | 1.45 | Don Mossi | 32.3 | CLE |
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