| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 6.72 | 195107200_PIT_ATL |
| Mike Garcia | CLE | 3.88 | 195107200_OAK_CLE |
| Preacher Roe | LAN | 3.16 | 195107200_SLN_LAN |
| Eddie Lopat | NYA | 3.07 | 195107190_NYA_CHA |
| Sal Maglie | SFN | 2.33 | 195107200_CIN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Starr | BAL | -5.28 | 195107190_MIN_BAL |
| Sid Hudson | MIN | -1.72 | 195107200_MIN_CHA |
| Ray Scarborough | BOS | -1.46 | 195107210_BOS_DET |
| Bobby Shantz | OAK | -1.37 | 195107210_OAK_CLE |
| Lou Kretlow | CHA | -0.41 | 195107200_MIN_CHA |
Based on accumulated WAA for this season up to 1951-07-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.15 | Mike Garcia | 137.7 | CLE |
| +006+ | 4.71 | Warren Spahn | 162.3 | ATL |
| +008+ | 4.49 | Bob Feller | 152.3 | CLE |
| +009+ | 4.25 | Preacher Roe | 155 | LAN |
| +013+ | 4.04 | Sal Maglie | 168 | SFN |
| +015+ | 3.93 | Robin Roberts | 171.7 | PHI |
| +017+ | 3.71 | Eddie Lopat | 136 | NYA |
| +018+ | 3.65 | Bubba Church | 139 | PHI |
| +022+ | 3.58 | Saul Rogovin | 127 | TOT |
| +026+ | 3.48 | Don Newcombe | 142.7 | LAN |
| +027+ | 3.34 | Vern Bickford | 135 | ATL |
| +028+ | 3.17 | Mickey McDermott | 115.3 | BOS |
| +031+ | 3.06 | Connie Marrero | 120.7 | MIN |
| +032+ | 2.88 | Allie Reynolds | 127.7 | NYA |
| +033+ | 2.8 | Howie Fox | 130.7 | CIN |
| +036+ | 2.62 | Gerry Staley | 148.7 | SLN |
| +038+ | 2.5 | Fred Hutchinson | 101 | DET |
| +040+ | 2.37 | Harry Brecheen | 77.7 | SLN |
| +044+ | 2.36 | Larry Jansen | 168 | SFN |
| +043+ | 2.36 | Sam Zoldak | 60.7 | OAK |
| +046+ | 2.33 | Mel Parnell | 128.3 | BOS |
| +053+ | 2.17 | Early Wynn | 154.3 | CLE |
| +054+ | 2.13 | Harry Perkowski | 77 | CIN |
| +062+ | 1.95 | Russ Meyer | 136.7 | PHI |
| +065+ | 1.88 | Max Surkont | 141.7 | ATL |
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