| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sal Maglie | SFN | 3.86 | 195107041_SFN_LAN |
| Vic Raschi | NYA | 3.35 | 195107041_MIN_NYA |
| Ralph Branca | LAN | 2.66 | 195107042_SFN_LAN |
| Robin Roberts | PHI | 2.25 | 195107041_PHI_ATL |
| Harry Brecheen | SLN | 1.43 | 195107030_SLN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Werle | PIT | -3.58 | 195107042_CIN_PIT |
| Al Widmar | BAL | -2.96 | 195107041_CLE_BAL |
| Sid Hudson | MIN | -2.8 | 195107030_BOS_MIN |
| Ray Scarborough | BOS | -1.72 | 195107030_BOS_MIN |
| Jim Hearn | SFN | -1.59 | 195107020_PHI_SFN |
Based on accumulated WAA for this season up to 1951-07-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.1 | Warren Spahn | 141 | ATL |
| +006+ | 4.49 | Sal Maglie | 147 | SFN |
| +010+ | 3.98 | Bob Feller | 118 | CLE |
| +011+ | 3.91 | Vern Bickford | 122 | ATL |
| +012+ | 3.75 | Eddie Lopat | 117 | NYA |
| +013+ | 3.7 | Robin Roberts | 143.7 | PHI |
| +014+ | 3.61 | Ralph Branca | 86 | LAN |
| +016+ | 3.6 | Preacher Roe | 132 | LAN |
| +019+ | 3.14 | Allie Reynolds | 108.7 | NYA |
| +021+ | 2.9 | Mike Garcia | 107 | CLE |
| +022+ | 2.84 | Don Newcombe | 119.7 | LAN |
| +028+ | 2.56 | Vic Raschi | 137 | NYA |
| +031+ | 2.42 | Bubba Church | 113.7 | PHI |
| +034+ | 2.26 | Larry Jansen | 135 | SFN |
| +038+ | 2.23 | Russ Meyer | 109.7 | PHI |
| +037+ | 2.23 | Joe Presko | 80 | SLN |
| +042+ | 2.11 | Saul Rogovin | 91 | TOT |
| +046+ | 2.02 | Harry Perkowski | 59.7 | CIN |
| +047+ | 2.02 | Mickey McDermott | 91.3 | BOS |
| +048+ | 1.99 | Connie Marrero | 102.7 | MIN |
| +050+ | 1.96 | Bob Cain | 94.7 | TOT |
| +053+ | 1.85 | Paul Minner | 87.3 | CHN |
| +056+ | 1.81 | Harry Brecheen | 64.7 | SLN |
| +058+ | 1.8 | Gerry Staley | 121.3 | SLN |
| +057+ | 1.8 | Bob Lemon | 123.7 | CLE |
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