| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 7.6 | 195107060_ATL_SFN |
| Bob Feller | CLE | 4.22 | 195107060_CLE_DET |
| Eddie Lopat | NYA | 4.09 | 195107060_NYA_BOS |
| Sal Maglie | SFN | 3.86 | 195107041_SFN_LAN |
| Ralph Branca | LAN | 2.66 | 195107042_SFN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Werle | PIT | -3.58 | 195107042_CIN_PIT |
| Al Widmar | BAL | -2.96 | 195107041_CLE_BAL |
| Bob Miller | PHI | -2.37 | 195107050_PHI_ATL |
| Bobby Shantz | OAK | -1.77 | 195107060_OAK_MIN |
| Jim Hearn | SFN | -1.53 | 195107060_ATL_SFN |
Based on accumulated WAA for this season up to 1951-07-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 4.51 | Sal Maglie | 147 | SFN |
| +007+ | 4.02 | Warren Spahn | 143 | ATL |
| +008+ | 3.89 | Bob Feller | 125.7 | CLE |
| +012+ | 3.67 | Robin Roberts | 143.7 | PHI |
| +013+ | 3.66 | Vern Bickford | 126 | ATL |
| +014+ | 3.61 | Ralph Branca | 86 | LAN |
| +015+ | 3.61 | Preacher Roe | 132 | LAN |
| +018+ | 3.3 | Eddie Lopat | 123 | NYA |
| +019+ | 3.15 | Allie Reynolds | 108.7 | NYA |
| +021+ | 3.08 | Don Newcombe | 128.7 | LAN |
| +024+ | 2.9 | Mike Garcia | 107 | CLE |
| +029+ | 2.58 | Vic Raschi | 137 | NYA |
| +030+ | 2.41 | Harry Perkowski | 68 | CIN |
| +031+ | 2.39 | Bubba Church | 113.7 | PHI |
| +037+ | 2.24 | Joe Presko | 80 | SLN |
| +041+ | 2.14 | Fred Hutchinson | 81 | DET |
| +043+ | 2.13 | Saul Rogovin | 91 | TOT |
| +044+ | 2.11 | Paul Minner | 96.3 | CHN |
| +046+ | 2.09 | Howie Fox | 105.7 | CIN |
| +049+ | 2.02 | Mickey McDermott | 91.3 | BOS |
| +050+ | 2 | Connie Marrero | 102.7 | MIN |
| +052+ | 1.96 | Bob Cain | 94.7 | TOT |
| +056+ | 1.83 | Mel Parnell | 117.3 | BOS |
| +057+ | 1.81 | Harry Brecheen | 64.7 | SLN |
| +059+ | 1.8 | Gerry Staley | 121.3 | SLN |
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