| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sal Maglie | SFN | 3.89 | 195108210_CIN_SFN |
| Preacher Roe | LAN | 3.75 | 195108221_SLN_LAN |
| Robin Roberts | PHI | 3.75 | 195108220_CHN_PHI |
| Bob Feller | CLE | 1.86 | 195108210_MIN_CLE |
| Saul Rogovin | CHA | 1.8 | 195108210_OAK_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Fred Sanford | BAL | -2.43 | 195108230_BOS_BAL |
| Jim Wilson | ATL | -1.38 | 195108210_PIT_ATL |
| Dick Fowler | OAK | -1.17 | 195108230_OAK_CHA |
| Tom Poholsky | SLN | -0.91 | 195108221_SLN_LAN |
| Don Johnson | MIN | -0.46 | 195108210_MIN_CLE |
Based on accumulated WAA for this season up to 1951-08-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 6.92 | Mike Garcia | 200 | CLE |
| +006+ | 6.31 | Robin Roberts | 234 | PHI |
| +009+ | 5.52 | Warren Spahn | 222.3 | ATL |
| +010+ | 5.5 | Sal Maglie | 223.3 | SFN |
| +014+ | 4.92 | Eddie Lopat | 186.7 | NYA |
| +017+ | 4.82 | Preacher Roe | 195.7 | LAN |
| +019+ | 4.7 | Bob Feller | 209.7 | CLE |
| +020+ | 4.38 | Don Newcombe | 197.7 | LAN |
| +021+ | 4.16 | Larry Jansen | 211.7 | SFN |
| +024+ | 4.01 | Early Wynn | 209 | CLE |
| +025+ | 3.97 | Ralph Branca | 145 | LAN |
| +026+ | 3.95 | Mickey McDermott | 152.7 | BOS |
| +028+ | 3.93 | Vern Bickford | 159.7 | ATL |
| +029+ | 3.84 | Saul Rogovin | 172.7 | TOT |
| +030+ | 3.83 | Bubba Church | 193.3 | PHI |
| +040+ | 3.24 | Vic Raschi | 208 | NYA |
| +044+ | 3 | Connie Marrero | 161 | MIN |
| +048+ | 2.64 | Russ Meyer | 168 | PHI |
| +052+ | 2.55 | Bob Lemon | 207 | CLE |
| +053+ | 2.49 | Max Surkont | 186.3 | ATL |
| +055+ | 2.47 | Steve Gromek | 75.7 | CLE |
| +058+ | 2.46 | Billy Pierce | 185.3 | CHA |
| +057+ | 2.46 | Harry Brecheen | 114.3 | SLN |
| +059+ | 2.42 | Chet Nichols | 93.3 | ATL |
| +060+ | 2.37 | Mel Parnell | 176 | BOS |
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