| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bucky Walters | CIN | 6.85 | 194007200_SFN_CIN |
| Claude Passeau | CHN | 2.97 | 194007190_LAN_CHN |
| Red Ruffing | NYA | 2.3 | 194007200_DET_NYA |
| Dick Errickson | ATL | 2.25 | 194007200_ATL_PIT |
| Carl Hubbell | SFN | 1.86 | 194007180_SFN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Kennedy | BAL | -6.42 | 194007190_BAL_OAK |
| Sid Hudson | MIN | -3.77 | 194007200_BAL_MIN |
| George Caster | OAK | -2.15 | 194007200_CHA_OAK |
| Ike Pearson | PHI | -1.26 | 194007200_PHI_CHN |
| Joe Bowman | PIT | -0.96 | 194007200_ATL_PIT |
Based on accumulated WAA for this season up to 1940-07-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.16 | Bob Feller | 176 | CLE |
| +002+ | 6.54 | Bucky Walters | 172 | CIN |
| +003+ | 5.99 | Bobo Newsom | 146.7 | DET |
| +005+ | 5.64 | Claude Passeau | 160.3 | CHN |
| +008+ | 4.32 | Vito Tamulis | 80.7 | LAN |
| +010+ | 4.28 | Paul Derringer | 168 | CIN |
| +014+ | 3.77 | Al Smith | 100.7 | CLE |
| +015+ | 3.53 | Jake Mooty | 70 | CHN |
| +018+ | 3.32 | Hugh Mulcahy | 154 | PHI |
| +019+ | 3.26 | Vern Olsen | 87 | CHN |
| +022+ | 3.14 | Dutch Leonard | 162.7 | MIN |
| +023+ | 3.12 | Ted Lyons | 96 | CHA |
| +025+ | 3.07 | Jim Turner | 95 | CIN |
| +028+ | 2.92 | Bill Lohrman | 97.3 | SFN |
| +029+ | 2.9 | Lon Warneke | 116.3 | SLN |
| +030+ | 2.87 | Al Milnar | 138.7 | CLE |
| +032+ | 2.86 | Ken Raffensberger | 67.3 | CHN |
| +034+ | 2.8 | Marius Russo | 93.7 | NYA |
| +035+ | 2.8 | Manny Salvo | 56.3 | ATL |
| +037+ | 2.69 | Mace Brown | 103.7 | PIT |
| +040+ | 2.65 | Junior Thompson | 137.3 | CIN |
| +038+ | 2.65 | Tommy Bridges | 118.7 | DET |
| +044+ | 2.48 | Larry French | 142.7 | CHN |
| +045+ | 2.48 | Dick Errickson | 119.3 | ATL |
| +048+ | 2.41 | Johnny Allen | 80.3 | CLE |
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