| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Feller | CLE | 9.88 | 194008081_CLE_BAL |
| Bucky Walters | CIN | 7.01 | 194008080_CHN_CIN |
| Dutch Leonard | MIN | 2.52 | 194008090_BOS_MIN |
| Bill Lohrman | SFN | 2.41 | 194008080_LAN_SFN |
| Hugh Mulcahy | PHI | 1.95 | 194008080_ATL_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Kennedy | BAL | -7.17 | 194008081_CLE_BAL |
| Johnny Humphries | CLE | -1.46 | 194008082_CLE_BAL |
| George Caster | OAK | -1.27 | 194008080_OAK_MIN |
| Walt Masterson | MIN | -1.05 | 194008080_OAK_MIN |
| Bob Klinger | PIT | -1 | 194008100_CHN_PIT |
Based on accumulated WAA for this season up to 1940-08-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.81 | Bob Feller | 221.3 | CLE |
| +003+ | 7.71 | Bucky Walters | 213.7 | CIN |
| +004+ | 6.55 | Claude Passeau | 190.3 | CHN |
| +005+ | 6.23 | Bobo Newsom | 170 | DET |
| +008+ | 6.01 | Paul Derringer | 209 | CIN |
| +013+ | 4.9 | Hugh Mulcahy | 196 | PHI |
| +017+ | 4.65 | Vern Olsen | 114.7 | CHN |
| +018+ | 4.52 | Vito Tamulis | 109.3 | LAN |
| +019+ | 4.38 | Al Milnar | 166.7 | CLE |
| +023+ | 4.08 | Jim Turner | 123.3 | CIN |
| +025+ | 4.04 | Dutch Leonard | 194.7 | MIN |
| +024+ | 4.04 | Larry French | 171 | CHN |
| +026+ | 4.03 | Ken Raffensberger | 91 | CHN |
| +027+ | 3.85 | Bill Lohrman | 127 | SFN |
| +028+ | 3.83 | Dick Errickson | 164.3 | ATL |
| +029+ | 3.74 | Johnny Allen | 94.7 | CLE |
| +030+ | 3.73 | Johnny Rigney | 190.7 | CHA |
| +033+ | 3.58 | Al Smith | 122.7 | CLE |
| +034+ | 3.56 | Whit Wyatt | 184.7 | LAN |
| +037+ | 3.44 | Lon Warneke | 144.3 | SLN |
| +038+ | 3.43 | Marius Russo | 126 | NYA |
| +039+ | 3.39 | Junior Thompson | 153.3 | CIN |
| +042+ | 3.18 | Hal Schumacher | 133 | SFN |
| +049+ | 2.84 | Ken Chase | 170 | MIN |
| +050+ | 2.73 | Mace Brown | 123.7 | PIT |
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