| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Garcia | CLE | 5.92 | 195108250_NYA_CLE |
| Warren Spahn | ATL | 5.15 | 195108241_CIN_ATL |
| Robin Roberts | PHI | 5.08 | 195108261_CIN_PHI |
| Sal Maglie | SFN | 3.83 | 195108261_CHN_SFN |
| Preacher Roe | LAN | 3.32 | 195108262_PIT_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Starr | MIN | -4.57 | 195108250_MIN_DET |
| Alex Kellner | OAK | -2.46 | 195108240_OAK_BAL |
| Bill Wight | BOS | -2.02 | 195108261_BOS_CLE |
| Virgil Trucks | DET | -1.04 | 195108250_MIN_DET |
| Jim Wilson | ATL | -0.93 | 195108262_SLN_ATL |
Based on accumulated WAA for this season up to 1951-08-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 6.32 | Robin Roberts | 242 | PHI |
| +006+ | 6.24 | Mike Garcia | 206.7 | CLE |
| +007+ | 6.11 | Warren Spahn | 231.3 | ATL |
| +013+ | 5.4 | Sal Maglie | 231.7 | SFN |
| +014+ | 5.11 | Preacher Roe | 205.7 | LAN |
| +016+ | 4.95 | Eddie Lopat | 194 | NYA |
| +018+ | 4.81 | Ralph Branca | 154 | LAN |
| +020+ | 4.44 | Saul Rogovin | 181.7 | TOT |
| +021+ | 4.38 | Bob Feller | 215.7 | CLE |
| +022+ | 4.2 | Early Wynn | 216 | CLE |
| +025+ | 4.09 | Larry Jansen | 211.7 | SFN |
| +027+ | 3.95 | Mickey McDermott | 152.7 | BOS |
| +028+ | 3.89 | Vern Bickford | 159.7 | ATL |
| +033+ | 3.66 | Don Newcombe | 203.7 | LAN |
| +035+ | 3.6 | Bubba Church | 196.3 | PHI |
| +039+ | 3.25 | Chet Nichols | 102.3 | ATL |
| +040+ | 3.17 | Vic Raschi | 208 | NYA |
| +046+ | 2.99 | Bob Lemon | 214.3 | CLE |
| +051+ | 2.67 | Ewell Blackwell | 185.3 | CIN |
| +054+ | 2.55 | Russ Meyer | 168 | PHI |
| +055+ | 2.53 | Steve Gromek | 78.7 | CLE |
| +058+ | 2.44 | Harry Perkowski | 85.7 | CIN |
| +059+ | 2.41 | Connie Marrero | 162 | MIN |
| +060+ | 2.38 | Mel Parnell | 176 | BOS |
| +067+ | 2.26 | Billy Pierce | 190.3 | CHA |
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