| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sal Maglie | SFN | 4.94 | 195109131_SFN_SLN |
| Warren Spahn | ATL | 4.86 | 195109132_ATL_SLN |
| Eddie Lopat | NYA | 4.77 | 195109130_DET_NYA |
| Ralph Branca | LAN | 3.38 | 195109150_LAN_PIT |
| Early Wynn | CLE | 3.35 | 195109151_CLE_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Fred Sanford | BAL | -3.25 | 195109140_BAL_BOS |
| Dick Fowler | OAK | -1.7 | 195109150_CHA_OAK |
| Tom Poholsky | SLN | -1.34 | 195109131_SFN_SLN |
| Don Johnson | MIN | -0.75 | 195109151_CLE_MIN |
| Sheldon Jones | SFN | -0.7 | 195109150_SFN_CHN |
Based on accumulated WAA for this season up to 1951-09-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +006+ | 7.35 | Warren Spahn | 276.3 | ATL |
| +007+ | 7.25 | Robin Roberts | 274.3 | PHI |
| +010+ | 6.41 | Early Wynn | 261.3 | CLE |
| +013+ | 6.08 | Saul Rogovin | 208.7 | TOT |
| +014+ | 6 | Sal Maglie | 260.3 | SFN |
| +015+ | 5.85 | Mike Garcia | 237.7 | CLE |
| +019+ | 5.46 | Eddie Lopat | 216 | NYA |
| +018+ | 5.46 | Preacher Roe | 230.3 | LAN |
| +023+ | 4.87 | Ralph Branca | 186 | LAN |
| +026+ | 4.61 | Bob Feller | 242.3 | CLE |
| +029+ | 4.26 | Don Newcombe | 228.7 | LAN |
| +031+ | 4.1 | Billy Pierce | 222 | CHA |
| +032+ | 4.02 | Larry Jansen | 241.7 | SFN |
| +034+ | 3.87 | Steve Gromek | 101 | CLE |
| +035+ | 3.8 | Chet Nichols | 131.7 | ATL |
| +036+ | 3.71 | Vern Bickford | 159.7 | ATL |
| +037+ | 3.6 | Bubba Church | 225 | PHI |
| +044+ | 3.48 | Al Brazle | 132 | SLN |
| +046+ | 3.41 | Bob Lemon | 247.3 | CLE |
| +047+ | 3.37 | Allie Reynolds | 194.3 | NYA |
| +048+ | 3.35 | Vic Raschi | 233.3 | NYA |
| +050+ | 3.31 | Mel Parnell | 209 | BOS |
| +054+ | 3.2 | Sam Zoldak | 122 | OAK |
| +056+ | 3.07 | Mickey McDermott | 163.7 | BOS |
| +057+ | 3.01 | Ewell Blackwell | 213 | CIN |
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