| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 7.1 | 195107280_ATL_PIT |
| Bob Feller | CLE | 3.74 | 195107260_CLE_NYA |
| Ralph Branca | LAN | 3.44 | 195107280_LAN_SLN |
| Allie Reynolds | NYA | 3.05 | 195107260_CLE_NYA |
| Howie Fox | CIN | 1.84 | 195107270_SFN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Fowler | OAK | -1.44 | 195107280_DET_OAK |
| Ray Scarborough | BOS | -1.05 | 195107270_CLE_BOS |
| Sid Hudson | MIN | -1 | 195107260_DET_MIN |
| Tom Poholsky | SLN | -0.91 | 195107260_PHI_SLN |
| Turk Lown | CHN | -0.75 | 195107260_LAN_CHN |
Based on accumulated WAA for this season up to 1951-07-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 5.54 | Mike Garcia | 146.3 | CLE |
| +007+ | 4.98 | Warren Spahn | 177 | ATL |
| +008+ | 4.88 | Ralph Branca | 109 | LAN |
| +009+ | 4.86 | Sal Maglie | 178 | SFN |
| +010+ | 4.75 | Preacher Roe | 164 | LAN |
| +011+ | 4.73 | Robin Roberts | 180.7 | PHI |
| +014+ | 4.46 | Eddie Lopat | 145 | NYA |
| +015+ | 4.19 | Don Newcombe | 151.7 | LAN |
| +016+ | 4.11 | Bubba Church | 157.3 | PHI |
| +022+ | 3.85 | Vern Bickford | 143.7 | ATL |
| +025+ | 3.64 | Mickey McDermott | 131.7 | BOS |
| +028+ | 3.42 | Allie Reynolds | 143 | NYA |
| +030+ | 3 | Bob Feller | 159 | CLE |
| +032+ | 2.99 | Larry Jansen | 176 | SFN |
| +034+ | 2.96 | Saul Rogovin | 132.7 | TOT |
| +033+ | 2.96 | Connie Marrero | 132 | MIN |
| +040+ | 2.63 | Vic Raschi | 162.3 | NYA |
| +042+ | 2.56 | Howie Fox | 138.3 | CIN |
| +043+ | 2.56 | Marlin Stuart | 55 | DET |
| +044+ | 2.54 | Early Wynn | 169.3 | CLE |
| +049+ | 2.32 | Harry Brecheen | 85.3 | SLN |
| +051+ | 2.25 | Harry Perkowski | 80 | CIN |
| +052+ | 2.22 | Sam Zoldak | 67.3 | OAK |
| +054+ | 2.2 | Ned Garver | 140 | BAL |
| +058+ | 2.13 | Russ Meyer | 150 | PHI |
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