| 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 |
| Robin Roberts | PHI | 3.46 | 195107291_PHI_CHN |
| Sal Maglie | SFN | 3.39 | 195107291_SFN_CIN |
| 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 |
| Ray Scarborough | BOS | -1.05 | 195107270_CLE_BOS |
| Herm Wehmeier | CIN | -0.92 | 195107292_SFN_CIN |
Based on accumulated WAA for this season up to 1951-07-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 5.56 | Mike Garcia | 155.3 | CLE |
| +006+ | 5.51 | Sal Maglie | 187 | SFN |
| +008+ | 4.98 | Warren Spahn | 177 | ATL |
| +009+ | 4.87 | Ralph Branca | 109 | LAN |
| +010+ | 4.68 | Preacher Roe | 170 | LAN |
| +013+ | 4.43 | Eddie Lopat | 145 | NYA |
| +014+ | 4.41 | Robin Roberts | 188 | PHI |
| +016+ | 4.17 | Don Newcombe | 151.7 | LAN |
| +020+ | 3.85 | Vern Bickford | 143.7 | ATL |
| +023+ | 3.73 | Bubba Church | 157.7 | PHI |
| +025+ | 3.62 | Mickey McDermott | 131.7 | BOS |
| +028+ | 3.39 | Allie Reynolds | 143 | NYA |
| +030+ | 3.32 | Saul Rogovin | 140.7 | TOT |
| +031+ | 2.98 | Bob Feller | 159 | CLE |
| +032+ | 2.97 | Larry Jansen | 176 | SFN |
| +033+ | 2.93 | Connie Marrero | 132 | MIN |
| +035+ | 2.8 | Vic Raschi | 170.7 | NYA |
| +037+ | 2.71 | Howie Fox | 140 | CIN |
| +044+ | 2.55 | Marlin Stuart | 55 | DET |
| +045+ | 2.52 | Early Wynn | 169.3 | CLE |
| +051+ | 2.19 | Ned Garver | 140 | BAL |
| +052+ | 2.16 | Harry Perkowski | 81.3 | CIN |
| +056+ | 2.14 | Russ Meyer | 150 | PHI |
| +060+ | 2.09 | Mel Parnell | 135.3 | BOS |
| +059+ | 2.09 | Harry Brecheen | 91.7 | SLN |
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