| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bucky Walters | CIN | 5.34 | 194006021_ATL_CIN |
| Mace Brown | PIT | 3.87 | 194006022_SFN_PIT |
| Bob Feller | CLE | 3.74 | 194006021_CLE_OAK |
| Dutch Leonard | MIN | 2.19 | 194006030_DET_MIN |
| Luke Hamlin | LAN | 2.11 | 194006022_LAN_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Kennedy | BAL | -4.47 | 194006022_BAL_NYA |
| Buck Ross | OAK | -3.62 | 194006010_CLE_OAK |
| Max Butcher | PIT | -1.7 | 194006030_SFN_PIT |
| Willis Hudlin | MIN | -1.6 | 194006010_DET_MIN |
| Bill Dietrich | CHA | -1.18 | 194006030_CHA_BOS |
Based on accumulated WAA for this season up to 1940-06-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.8 | Bucky Walters | 89 | CIN |
| +003+ | 3.46 | Bob Feller | 86.7 | CLE |
| +004+ | 2.88 | Kirby Higbe | 76 | PHI |
| +005+ | 2.73 | Al Milnar | 70.7 | CLE |
| +008+ | 2.55 | Red Ruffing | 70 | NYA |
| +011+ | 2.28 | Freddie Fitzsimmons | 35.7 | LAN |
| +013+ | 2.13 | Bobo Newsom | 68.7 | DET |
| +015+ | 2 | Mace Brown | 54.3 | PIT |
| +016+ | 2 | Carl Hubbell | 57 | SFN |
| +017+ | 1.94 | Marv Breuer | 59.3 | NYA |
| +019+ | 1.8 | Luke Hamlin | 44 | LAN |
| +021+ | 1.72 | Hugh Mulcahy | 72.7 | PHI |
| +024+ | 1.64 | Tex Carleton | 49 | LAN |
| +025+ | 1.47 | Chubby Dean | 74.7 | OAK |
| +027+ | 1.44 | Dutch Leonard | 85 | MIN |
| +029+ | 1.43 | Al Smith | 31.7 | CLE |
| +028+ | 1.43 | Tommy Bridges | 59.3 | DET |
| +030+ | 1.42 | Boom-Boom Beck | 32.3 | PHI |
| +032+ | 1.38 | Dick Errickson | 50.3 | ATL |
| +034+ | 1.37 | Claude Passeau | 78.7 | CHN |
| +035+ | 1.36 | Bill Posedel | 65 | ATL |
| +038+ | 1.31 | Monte Pearson | 46.3 | NYA |
| XXXXX | 1.23 | Paul Derringer | 89 | CIN |
| XXXXX | 1.17 | Larry French | 67.7 | CHN |
| XXXXX | 1.17 | Atley Donald | 23 | NYA |
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