| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Feller | CLE | 7.93 | 194008300_CLE_CHA |
| Bucky Walters | CIN | 6.48 | 194008310_CHN_CIN |
| Claude Passeau | CHN | 5.21 | 194008310_CHN_CIN |
| Bobo Newsom | DET | 3.8 | 194008292_DET_MIN |
| Vito Tamulis | LAN | 2.37 | 194008310_SFN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Kennedy | BAL | -5.9 | 194008291_BAL_NYA |
| Jack Wilson | BOS | -2.08 | 194008290_CHA_BOS |
| Sid Hudson | MIN | -1.38 | 194008292_DET_MIN |
| George Caster | OAK | -1.32 | 194008310_BOS_OAK |
| Ike Pearson | PHI | -0.77 | 194008290_PHI_PIT |
Based on accumulated WAA for this season up to 1940-08-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.07 | Bob Feller | 266.3 | CLE |
| +002+ | 8.86 | Claude Passeau | 236.3 | CHN |
| +006+ | 8.53 | Bucky Walters | 256 | CIN |
| +008+ | 7.95 | Bobo Newsom | 202.7 | DET |
| +012+ | 5.75 | Dick Errickson | 200.3 | ATL |
| +017+ | 5.15 | Vito Tamulis | 140.7 | LAN |
| +018+ | 5.13 | Paul Derringer | 244.7 | CIN |
| +019+ | 4.93 | Lon Warneke | 187.3 | SLN |
| +020+ | 4.64 | Marius Russo | 153 | NYA |
| +021+ | 4.53 | Jim Turner | 148.3 | CIN |
| +025+ | 4.27 | Johnny Rigney | 226.7 | CHA |
| +027+ | 4.16 | Ken Chase | 208 | MIN |
| +029+ | 3.98 | Hugh Mulcahy | 229 | PHI |
| +030+ | 3.92 | Larry French | 198 | CHN |
| +033+ | 3.74 | Junior Thompson | 184 | CIN |
| +034+ | 3.7 | Al Smith | 156 | CLE |
| +035+ | 3.69 | Rip Sewell | 140 | PIT |
| +039+ | 3.64 | Al Milnar | 183.3 | CLE |
| +040+ | 3.61 | Vern Olsen | 129.3 | CHN |
| +041+ | 3.39 | Bill Lohrman | 155.7 | SFN |
| +045+ | 3.3 | Manny Salvo | 121.7 | ATL |
| +046+ | 3.24 | Carl Hubbell | 171.3 | SFN |
| +047+ | 3.23 | Tommy Bridges | 169.7 | DET |
| +049+ | 3.2 | Hal Schumacher | 166.7 | SFN |
| +051+ | 3.19 | Jake Mooty | 114 | CHN |
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