| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Garcia | CLE | 6.36 | 195108200_MIN_CLE |
| Warren Spahn | ATL | 4.87 | 195108190_LAN_ATL |
| Eddie Lopat | NYA | 3.84 | 195108201_NYA_DET |
| Robin Roberts | PHI | 3.35 | 195108180_SFN_PHI |
| Preacher Roe | LAN | 3.16 | 195108180_LAN_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Starr | MIN | -4.11 | 195108200_MIN_CLE |
| Alex Kellner | OAK | -2.46 | 195108180_OAK_NYA |
| Virgil Trucks | DET | -1.61 | 195108201_NYA_DET |
| Fred Sanford | BAL | -1.57 | 195108180_DET_BAL |
| Murry Dickson | PIT | -0.81 | 195108192_CHN_PIT |
Based on accumulated WAA for this season up to 1951-08-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 7.04 | Mike Garcia | 200 | CLE |
| +007+ | 5.68 | Sal Maglie | 218.3 | SFN |
| +009+ | 5.57 | Warren Spahn | 222.3 | ATL |
| +010+ | 5.47 | Robin Roberts | 225 | PHI |
| +015+ | 4.98 | Eddie Lopat | 186.7 | NYA |
| +016+ | 4.84 | Preacher Roe | 188.7 | LAN |
| +019+ | 4.14 | Larry Jansen | 204.7 | SFN |
| +020+ | 4.13 | Early Wynn | 209 | CLE |
| +021+ | 4.02 | Ralph Branca | 145 | LAN |
| +022+ | 4 | Mickey McDermott | 152.7 | BOS |
| +023+ | 3.98 | Don Newcombe | 190.7 | LAN |
| +024+ | 3.97 | Vern Bickford | 159.7 | ATL |
| +025+ | 3.95 | Bob Feller | 200.7 | CLE |
| +030+ | 3.72 | Saul Rogovin | 169 | TOT |
| +031+ | 3.7 | Bubba Church | 191.7 | PHI |
| +040+ | 3.09 | Connie Marrero | 161 | MIN |
| +043+ | 3.03 | Vic Raschi | 201 | NYA |
| +044+ | 3.03 | Allie Reynolds | 162.7 | NYA |
| +047+ | 2.83 | Billy Pierce | 180.3 | CHA |
| +050+ | 2.66 | Russ Meyer | 168 | PHI |
| +053+ | 2.49 | Harry Brecheen | 114.3 | SLN |
| +052+ | 2.49 | Max Surkont | 179.3 | ATL |
| +054+ | 2.44 | Chet Nichols | 93.3 | ATL |
| +058+ | 2.31 | Harry Perkowski | 84.3 | CIN |
| +060+ | 2.28 | Ewell Blackwell | 168.3 | CIN |
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