| Starter | Tm | Tier | Game |
|---|---|---|---|
| Spud Chandler | NYA | 6.84 | 194307241_CHA_NYA |
| Mort Cooper | SLN | 6.07 | 194307220_SFN_SLN |
| Tommy Bridges | DET | 4.67 | 194307230_DET_MIN |
| Curt Davis | LAN | 3.14 | 194307220_LAN_CIN |
| Rip Sewell | PIT | 2.44 | 194307240_LAN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Newsome | BOS | -5.82 | 194307232_CHA_BOS |
| Ken Chase | SFN | -4.68 | 194307230_SFN_SLN |
| Bobo Newsom | BAL | -2.24 | 194307240_BAL_BOS |
| Bucky Walters | CIN | -1.28 | 194307220_LAN_CIN |
| Rube Melton | LAN | -1.04 | 194307240_LAN_PIT |
Based on accumulated WAA for this season up to 1943-07-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.31 | Tex Hughson | 177 | BOS |
| +002+ | 4.38 | Mort Cooper | 159.7 | SLN |
| +004+ | 4.24 | Tiny Bonham | 119.3 | NYA |
| +005+ | 4.12 | Spud Chandler | 151 | NYA |
| +008+ | 3.98 | Rip Sewell | 164 | PIT |
| +012+ | 3.75 | Hal Newhouser | 132.7 | DET |
| +013+ | 3.62 | Tommy Bridges | 119.7 | DET |
| +016+ | 3.28 | Early Wynn | 152.7 | MIN |
| +020+ | 2.95 | Al Smith | 107.7 | CLE |
| +019+ | 2.95 | Elmer Riddle | 142.3 | CIN |
| +023+ | 2.74 | Schoolboy Rowe | 115 | PHI |
| +025+ | 2.72 | Milo Candini | 87.7 | MIN |
| +026+ | 2.66 | Bob Muncrief | 112.7 | BAL |
| +028+ | 2.63 | Butch Wensloff | 120.3 | NYA |
| +030+ | 2.59 | Hi Bithorn | 142 | CHN |
| +031+ | 2.58 | Denny Galehouse | 114.3 | BAL |
| +037+ | 2.3 | Orval Grove | 94.7 | CHA |
| +039+ | 2.14 | Curt Davis | 78.7 | LAN |
| +041+ | 2.11 | Claude Passeau | 146.7 | CHN |
| +042+ | 2.1 | Virgil Trucks | 102 | DET |
| +045+ | 1.96 | Vern Kennedy | 72.7 | CLE |
| +049+ | 1.82 | Hank Wyse | 68.3 | CHN |
| +051+ | 1.74 | Jim Bagby | 169 | CLE |
| +053+ | 1.68 | Max Butcher | 97.3 | PIT |
| +054+ | 1.63 | Mel Harder | 40.7 | CLE |
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