| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 7.1 | 195107280_ATL_PIT |
| Mike Garcia | CLE | 5.44 | 195107290_CLE_BOS |
| Preacher Roe | LAN | 4.19 | 195107290_LAN_SLN |
| Eddie Lopat | NYA | 4.07 | 195107300_DET_NYA |
| Robin Roberts | PHI | 3.46 | 195107291_PHI_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Al Widmar | BAL | -2.29 | 195107291_BAL_MIN |
| Bobby Shantz | OAK | -1.62 | 195107292_DET_OAK |
| Jim Wilson | ATL | -1.18 | 195107292_ATL_PIT |
| Turk Lown | CHN | -0.98 | 195107300_SFN_CHN |
| Cliff Chambers | SLN | -0.93 | 195107300_ATL_SLN |
Based on accumulated WAA for this season up to 1951-07-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 5.57 | Mike Garcia | 155.3 | CLE |
| +006+ | 5.55 | Sal Maglie | 187 | SFN |
| +008+ | 5.02 | Warren Spahn | 177 | ATL |
| +009+ | 4.88 | Ralph Branca | 109 | LAN |
| +010+ | 4.69 | Preacher Roe | 170 | LAN |
| +012+ | 4.47 | Eddie Lopat | 153.7 | NYA |
| +014+ | 4.43 | Robin Roberts | 188 | PHI |
| +016+ | 4.18 | Don Newcombe | 151.7 | LAN |
| +021+ | 3.82 | Vern Bickford | 151.7 | ATL |
| +023+ | 3.76 | Bubba Church | 157.7 | PHI |
| +025+ | 3.63 | Mickey McDermott | 131.7 | BOS |
| +028+ | 3.41 | Allie Reynolds | 143 | NYA |
| +030+ | 3.33 | Saul Rogovin | 140.7 | TOT |
| +031+ | 3 | Larry Jansen | 176 | SFN |
| +032+ | 2.99 | Bob Feller | 159 | CLE |
| +033+ | 2.94 | Connie Marrero | 132 | MIN |
| +036+ | 2.82 | Vic Raschi | 170.7 | NYA |
| +040+ | 2.72 | Howie Fox | 140 | CIN |
| +043+ | 2.56 | Marlin Stuart | 55 | DET |
| +044+ | 2.53 | Early Wynn | 169.3 | CLE |
| +051+ | 2.2 | Ned Garver | 140 | BAL |
| +053+ | 2.16 | Russ Meyer | 150 | PHI |
| +052+ | 2.16 | Harry Perkowski | 81.3 | CIN |
| +061+ | 2.09 | Gerry Staley | 155.7 | SLN |
| +062+ | 2.09 | Harry Brecheen | 91.7 | SLN |
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