| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Feller | CLE | 6.89 | 194007170_CLE_NYA |
| Paul Derringer | CIN | 6.49 | 194007170_ATL_CIN |
| Bobo Newsom | DET | 3.58 | 194007171_DET_BOS |
| Claude Passeau | CHN | 2.97 | 194007190_LAN_CHN |
| Carl Hubbell | SFN | 1.86 | 194007180_SFN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Kennedy | BAL | -6.42 | 194007190_BAL_OAK |
| Walt Masterson | MIN | -1.91 | 194007190_CHA_MIN |
| Jack Wilson | BOS | -1.72 | 194007171_DET_BOS |
| Bill Dietrich | CHA | -1.14 | 194007170_CHA_MIN |
| Buck Ross | OAK | -0.93 | 194007190_BAL_OAK |
Based on accumulated WAA for this season up to 1940-07-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.11 | Bob Feller | 176 | CLE |
| +002+ | 5.95 | Bobo Newsom | 146.7 | DET |
| +004+ | 5.85 | Bucky Walters | 163 | CIN |
| +005+ | 5.59 | Claude Passeau | 160.3 | CHN |
| +009+ | 4.28 | Vito Tamulis | 80.7 | LAN |
| +010+ | 4.22 | Paul Derringer | 168 | CIN |
| +013+ | 3.74 | Al Smith | 100.7 | CLE |
| +015+ | 3.51 | Jake Mooty | 70 | CHN |
| +019+ | 3.28 | Hugh Mulcahy | 154 | PHI |
| +020+ | 3.23 | Vern Olsen | 87 | CHN |
| +024+ | 3.1 | Dick Errickson | 113.3 | ATL |
| +025+ | 3.09 | Ted Lyons | 96 | CHA |
| +026+ | 3.09 | Dutch Leonard | 162.7 | MIN |
| +027+ | 3.04 | Jim Turner | 95 | CIN |
| +029+ | 2.96 | Larry French | 139.3 | CHN |
| +031+ | 2.83 | Al Milnar | 138.7 | CLE |
| +033+ | 2.78 | Manny Salvo | 56.3 | ATL |
| +034+ | 2.78 | Marius Russo | 93.7 | NYA |
| +035+ | 2.72 | Bill Lohrman | 91.3 | SFN |
| +037+ | 2.64 | Ken Raffensberger | 65.3 | CHN |
| +038+ | 2.62 | Tommy Bridges | 118.7 | DET |
| +039+ | 2.6 | Junior Thompson | 137.3 | CIN |
| +042+ | 2.43 | Lon Warneke | 107.3 | SLN |
| +044+ | 2.37 | Mace Brown | 100.7 | PIT |
| +045+ | 2.29 | Hal Schumacher | 104.3 | SFN |
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