| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Feller | CLE | 7.89 | 194008200_CLE_BOS |
| Paul Derringer | CIN | 6.19 | 194008190_SFN_CIN |
| Claude Passeau | CHN | 3.92 | 194008200_PHI_CHN |
| Vito Tamulis | LAN | 2.78 | 194008210_LAN_SLN |
| Dick Errickson | ATL | 2.25 | 194008190_ATL_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Mills | BAL | -2.77 | 194008210_BAL_MIN |
| Jack Wilson | BOS | -1.93 | 194008200_CLE_BOS |
| Sid Hudson | MIN | -1.18 | 194008200_BAL_MIN |
| Ike Pearson | PHI | -0.75 | 194008210_PHI_CHN |
| Buck Ross | OAK | -0.64 | 194008201_CHA_OAK |
Based on accumulated WAA for this season up to 1940-08-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.29 | Bob Feller | 246.3 | CLE |
| +003+ | 7.78 | Bucky Walters | 229.7 | CIN |
| +005+ | 7.72 | Claude Passeau | 214.3 | CHN |
| +009+ | 6.8 | Bobo Newsom | 186 | DET |
| +010+ | 5.68 | Paul Derringer | 229.7 | CIN |
| +011+ | 5.58 | Dick Errickson | 185.3 | ATL |
| +012+ | 5.44 | Vito Tamulis | 134.7 | LAN |
| +019+ | 4.62 | Hugh Mulcahy | 217 | PHI |
| +021+ | 4.28 | Johnny Rigney | 213.7 | CHA |
| +022+ | 4.26 | Whit Wyatt | 200.7 | LAN |
| +023+ | 4.18 | Vern Olsen | 117 | CHN |
| +024+ | 4.18 | Al Smith | 143 | CLE |
| +025+ | 4.14 | Larry French | 186 | CHN |
| +026+ | 4.1 | Lon Warneke | 171.3 | SLN |
| +027+ | 4.1 | Hal Schumacher | 158 | SFN |
| +028+ | 4.07 | Marius Russo | 135 | NYA |
| +029+ | 3.99 | Al Milnar | 181.7 | CLE |
| +030+ | 3.93 | Jim Turner | 139.3 | CIN |
| +032+ | 3.9 | Bill Lohrman | 141 | SFN |
| +037+ | 3.75 | Ken Raffensberger | 93 | CHN |
| +039+ | 3.74 | Johnny Allen | 104.3 | CLE |
| +044+ | 3.47 | Carl Hubbell | 158 | SFN |
| +043+ | 3.47 | Manny Salvo | 116.7 | ATL |
| +049+ | 3.26 | Dutch Leonard | 218.7 | MIN |
| +051+ | 3.11 | Junior Thompson | 168 | CIN |
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