| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Feller | CLE | 7.82 | 194008160_BAL_CLE |
| Paul Derringer | CIN | 6.02 | 194008150_CIN_CHN |
| Claude Passeau | CHN | 2.92 | 194008150_CIN_CHN |
| Bobo Newsom | DET | 2.56 | 194008150_BAL_DET |
| Vito Tamulis | LAN | 2.11 | 194008160_ATL_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Mills | BAL | -3.03 | 194008150_BAL_DET |
| Nick Strincevich | ATL | -1.61 | 194008160_ATL_LAN |
| Max Butcher | PIT | -1.6 | 194008162_PIT_SLN |
| Rene Monteagudo | MIN | -1.48 | 194008160_MIN_BOS |
| George Caster | OAK | -1.47 | 194008151_MIN_OAK |
Based on accumulated WAA for this season up to 1940-08-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.96 | Bob Feller | 239.3 | CLE |
| +003+ | 7.73 | Bucky Walters | 221.7 | CIN |
| +007+ | 6.97 | Claude Passeau | 205.3 | CHN |
| +008+ | 6.85 | Bobo Newsom | 186 | DET |
| +009+ | 6.79 | Paul Derringer | 225 | CIN |
| +011+ | 6.09 | Vito Tamulis | 130.3 | LAN |
| +016+ | 4.72 | Dick Errickson | 176.3 | ATL |
| +018+ | 4.68 | Hugh Mulcahy | 210 | PHI |
| +020+ | 4.36 | Jim Turner | 132.3 | CIN |
| +021+ | 4.25 | Vern Olsen | 117 | CHN |
| +022+ | 4.22 | Al Milnar | 181.7 | CLE |
| +023+ | 4.16 | Ken Raffensberger | 92.3 | CHN |
| +024+ | 4.13 | Marius Russo | 135 | NYA |
| +027+ | 4.01 | Johnny Rigney | 205.7 | CHA |
| +029+ | 3.93 | Lon Warneke | 162.3 | SLN |
| +028+ | 3.93 | Hal Schumacher | 151 | SFN |
| +031+ | 3.89 | Johnny Allen | 102.3 | CLE |
| +030+ | 3.89 | Al Smith | 134 | CLE |
| +032+ | 3.84 | Whit Wyatt | 191.7 | LAN |
| +037+ | 3.78 | Bill Lohrman | 132.3 | SFN |
| +042+ | 3.58 | Larry French | 177 | CHN |
| +043+ | 3.53 | Manny Salvo | 108.7 | ATL |
| +047+ | 3.18 | Ken Chase | 179 | MIN |
| +048+ | 3.11 | Carl Hubbell | 149 | SFN |
| +052+ | 2.74 | Junior Thompson | 159 | CIN |
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