| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 5.9 | 195108271_SLN_ATL |
| Mike Garcia | CLE | 4.66 | 195108290_OAK_CLE |
| Robin Roberts | PHI | 4.45 | 195108290_SLN_PHI |
| Ralph Branca | LAN | 3.25 | 195108271_PIT_LAN |
| Larry Jansen | SFN | 2.02 | 195108271_CHN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Werle | PIT | -6.45 | 195108272_PIT_LAN |
| Alex Kellner | OAK | -3.05 | 195108290_OAK_CLE |
| Turk Lown | CHN | -2.67 | 195108280_CHN_ATL |
| Virgil Trucks | DET | -1.97 | 195108290_BOS_DET |
| Red Munger | SLN | -1.12 | 195108272_SLN_ATL |
Based on accumulated WAA for this season up to 1951-08-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +006+ | 6.48 | Robin Roberts | 250 | PHI |
| +007+ | 6.16 | Warren Spahn | 240.3 | ATL |
| +008+ | 6.12 | Mike Garcia | 213.7 | CLE |
| +012+ | 5.55 | Ralph Branca | 163 | LAN |
| +014+ | 5.16 | Sal Maglie | 231.7 | SFN |
| +017+ | 4.96 | Preacher Roe | 205.7 | LAN |
| +018+ | 4.89 | Early Wynn | 225 | CLE |
| +019+ | 4.77 | Eddie Lopat | 194 | NYA |
| +023+ | 4.24 | Saul Rogovin | 181.7 | TOT |
| +024+ | 4.21 | Bob Feller | 215.7 | CLE |
| +025+ | 4.18 | Larry Jansen | 223.7 | SFN |
| +026+ | 4.15 | Don Newcombe | 212.7 | LAN |
| +030+ | 3.89 | Bubba Church | 205.3 | PHI |
| +031+ | 3.85 | Mickey McDermott | 152.7 | BOS |
| +032+ | 3.82 | Chet Nichols | 111.3 | ATL |
| +033+ | 3.78 | Vern Bickford | 159.7 | ATL |
| +036+ | 3.62 | Allie Reynolds | 180 | NYA |
| +047+ | 3.1 | Connie Marrero | 173.3 | MIN |
| +050+ | 2.82 | Bob Lemon | 214.3 | CLE |
| +053+ | 2.68 | Vic Raschi | 215.7 | NYA |
| +056+ | 2.58 | Ewell Blackwell | 185.3 | CIN |
| +057+ | 2.57 | Sam Zoldak | 107 | OAK |
| +058+ | 2.56 | Mel Parnell | 183.7 | BOS |
| +060+ | 2.47 | Steve Gromek | 78.7 | CLE |
| +062+ | 2.42 | Russ Meyer | 168 | PHI |
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