| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mort Cooper | SLN | 6.14 | 194308120_SLN_SFN |
| Rip Sewell | PIT | 2.45 | 194308111_PIT_PHI |
| Hi Bithorn | CHN | 1.98 | 194308111_CHN_ATL |
| Whit Wyatt | LAN | 1.91 | 194308110_CIN_LAN |
| Butch Wensloff | NYA | 1.65 | 194308120_NYA_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Newsome | BOS | -5.82 | 194308100_BOS_CHA |
| Ken Chase | SFN | -4.14 | 194308120_SLN_SFN |
| Bobo Newsom | BAL | -2.56 | 194308120_NYA_BAL |
| Kirby Higbe | LAN | -0.62 | 194308120_CIN_LAN |
| Hank Gornicki | PIT | -0.49 | 194308112_PIT_PHI |
Based on accumulated WAA for this season up to 1943-08-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.38 | Tex Hughson | 187.7 | BOS |
| +002+ | 5.43 | Spud Chandler | 173 | NYA |
| +003+ | 5.39 | Mort Cooper | 205 | SLN |
| +007+ | 4.48 | Hi Bithorn | 177.3 | CHN |
| +008+ | 4.25 | Tiny Bonham | 152.3 | NYA |
| +009+ | 4.23 | Rip Sewell | 198 | PIT |
| +012+ | 3.9 | Tommy Bridges | 135.7 | DET |
| +015+ | 3.8 | Butch Wensloff | 154.7 | NYA |
| +018+ | 3.46 | Elmer Riddle | 175.7 | CIN |
| +019+ | 3.45 | Milo Candini | 113.7 | MIN |
| +021+ | 3.33 | Schoolboy Rowe | 141 | PHI |
| +024+ | 3.12 | Al Smith | 135.7 | CLE |
| +025+ | 3.11 | Max Lanier | 134 | SLN |
| +028+ | 3 | Early Wynn | 188.3 | MIN |
| +029+ | 2.98 | Virgil Trucks | 123.7 | DET |
| +035+ | 2.68 | Bob Muncrief | 142.3 | BAL |
| +038+ | 2.46 | Dizzy Trout | 160.7 | DET |
| +040+ | 2.42 | Denny Galehouse | 136.3 | BAL |
| +044+ | 2.3 | Red Barrett | 171.7 | ATL |
| +047+ | 2.19 | Hal Newhouser | 138 | DET |
| +049+ | 2.16 | Nate Andrews | 186 | ATL |
| +053+ | 2.02 | Whit Wyatt | 96.7 | LAN |
| +054+ | 2 | Bob Klinger | 134 | PIT |
| +055+ | 1.98 | Claude Passeau | 172.3 | CHN |
| +059+ | 1.88 | Vern Kennedy | 89.7 | CLE |
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