| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Feller | CLE | 4.81 | 195107170_BOS_CLE |
| Eddie Lopat | NYA | 3.07 | 195107190_NYA_CHA |
| Robin Roberts | PHI | 3.05 | 195107171_CIN_PHI |
| Howie Fox | CIN | 2.51 | 195107171_CIN_PHI |
| Mickey McDermott | BOS | 1.96 | 195107190_BOS_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Starr | BAL | -5.28 | 195107190_MIN_BAL |
| Alex Kellner | OAK | -2.02 | 195107170_OAK_DET |
| Herm Wehmeier | CIN | -1.21 | 195107182_CIN_PHI |
| Red Munger | SLN | -1.05 | 195107170_SLN_ATL |
| Sheldon Jones | SFN | -0.99 | 195107170_CHN_SFN |
Based on accumulated WAA for this season up to 1951-07-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 4.72 | Warren Spahn | 153.3 | ATL |
| +008+ | 4.3 | Bob Feller | 143.3 | CLE |
| +009+ | 4.22 | Mike Garcia | 127.7 | CLE |
| +013+ | 3.86 | Sal Maglie | 159.3 | SFN |
| +014+ | 3.84 | Preacher Roe | 146 | LAN |
| +015+ | 3.76 | Vern Bickford | 126 | ATL |
| +016+ | 3.75 | Eddie Lopat | 136 | NYA |
| +017+ | 3.72 | Bubba Church | 139 | PHI |
| +018+ | 3.62 | Saul Rogovin | 127 | TOT |
| +026+ | 3.19 | Mickey McDermott | 115.3 | BOS |
| +027+ | 3.13 | Robin Roberts | 162.7 | PHI |
| +028+ | 3.12 | Connie Marrero | 120.7 | MIN |
| +030+ | 3.07 | Don Newcombe | 133.7 | LAN |
| +032+ | 2.92 | Allie Reynolds | 127.7 | NYA |
| +036+ | 2.65 | Howie Fox | 122.7 | CIN |
| +037+ | 2.53 | Fred Hutchinson | 101 | DET |
| +040+ | 2.45 | Gerry Staley | 142.7 | SLN |
| +042+ | 2.37 | Harry Brecheen | 77.7 | SLN |
| +043+ | 2.35 | Mel Parnell | 128.3 | BOS |
| +046+ | 2.23 | Early Wynn | 154.3 | CLE |
| +049+ | 2.17 | Ewell Blackwell | 126.3 | CIN |
| +057+ | 2.03 | Harry Perkowski | 71.7 | CIN |
| +062+ | 1.93 | Larry Jansen | 159 | SFN |
| +064+ | 1.92 | Vic Raschi | 153.3 | NYA |
| +066+ | 1.91 | Max Surkont | 141.7 | ATL |
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