| Starter | Tm | Tier | Game |
|---|---|---|---|
| Paul Derringer | CIN | 7.06 | 194007020_CIN_SLN |
| Bob Feller | CLE | 4.82 | 194007030_BAL_CLE |
| Carl Hubbell | SFN | 3.13 | 194007030_LAN_SFN |
| Dick Errickson | ATL | 2.15 | 194007020_ATL_SFN |
| Claude Passeau | CHN | 2.1 | 194007030_PIT_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Kennedy | BAL | -6.55 | 194007020_BAL_CLE |
| Sid Hudson | MIN | -6.07 | 194007041_OAK_MIN |
| George Caster | OAK | -3.9 | 194007041_OAK_MIN |
| Ike Pearson | PHI | -2.23 | 194007020_LAN_PHI |
| Max Butcher | PIT | -0.91 | 194007042_PIT_CIN |
Based on accumulated WAA for this season up to 1940-07-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.62 | Bob Feller | 145.7 | CLE |
| +003+ | 5.31 | Bucky Walters | 145 | CIN |
| +005+ | 4.54 | Al Milnar | 128.3 | CLE |
| +006+ | 4.52 | Bobo Newsom | 124.7 | DET |
| +008+ | 4.05 | Al Smith | 91.7 | CLE |
| +009+ | 3.96 | Hugh Mulcahy | 128.7 | PHI |
| +010+ | 3.88 | Claude Passeau | 135.7 | CHN |
| +011+ | 3.67 | Paul Derringer | 141 | CIN |
| +016+ | 3.16 | Vito Tamulis | 68 | LAN |
| +020+ | 2.7 | Jake Mooty | 45.3 | CHN |
| +022+ | 2.66 | Marius Russo | 76 | NYA |
| +023+ | 2.65 | Dick Errickson | 89.3 | ATL |
| +024+ | 2.64 | Johnny Allen | 75.3 | CLE |
| +026+ | 2.56 | Dutch Leonard | 137.7 | MIN |
| +027+ | 2.56 | Mace Brown | 88.3 | PIT |
| +030+ | 2.45 | Hal Schumacher | 85 | SFN |
| +031+ | 2.41 | Larry French | 122.7 | CHN |
| +033+ | 2.34 | Jim Turner | 78 | CIN |
| +032+ | 2.34 | Lon Warneke | 85.3 | SLN |
| +035+ | 2.33 | Junior Thompson | 122.3 | CIN |
| +036+ | 2.2 | Johnny Gorsica | 61.7 | DET |
| +038+ | 2.17 | Red Ruffing | 113.7 | NYA |
| +042+ | 1.99 | Bill Lohrman | 80.3 | SFN |
| +046+ | 1.86 | Ken Raffensberger | 54 | CHN |
| +047+ | 1.84 | Carl Hubbell | 96 | SFN |
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