| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ken Chase | SFN | -7.5 | 194306302_SLN_SFN |
| Bill Dietrich | CHA | -2.66 | 194307010_MIN_CHA |
| Don Black | OAK | -1.51 | 194307010_OAK_BAL |
| Johnny Podgajny | PIT | -1.26 | 194307011_PIT_PHI |
| Allie Reynolds | CLE | -0.98 | 194307020_NYA_CLE |
Based on accumulated WAA for this season up to 1943-07-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.81 | Tex Hughson | 141 | BOS |
| +002+ | 4.56 | Hal Newhouser | 95.7 | DET |
| +003+ | 3.86 | Milo Candini | 68.3 | MIN |
| +006+ | 3.08 | Mort Cooper | 121.7 | SLN |
| +008+ | 2.83 | Tiny Bonham | 92.3 | NYA |
| +011+ | 2.42 | Schoolboy Rowe | 88.7 | PHI |
| +012+ | 2.34 | Rip Sewell | 125 | PIT |
| +013+ | 2.33 | Elmer Riddle | 112.7 | CIN |
| +014+ | 2.31 | Howie Pollet | 99.3 | SLN |
| +017+ | 2.21 | Spud Chandler | 106.7 | NYA |
| +018+ | 2.15 | Johnny Niggeling | 97.7 | BAL |
| +022+ | 2.02 | Bob Muncrief | 81.7 | BAL |
| +025+ | 1.92 | Virgil Trucks | 91 | DET |
| +026+ | 1.9 | Early Wynn | 115 | MIN |
| +027+ | 1.9 | Curt Davis | 47 | LAN |
| +031+ | 1.8 | Denny Galehouse | 84.3 | BAL |
| +030+ | 1.8 | Tommy Bridges | 80.7 | DET |
| +032+ | 1.78 | Max Lanier | 77.3 | SLN |
| +033+ | 1.76 | Al Smith | 80.3 | CLE |
| +036+ | 1.59 | Oscar Judd | 107.7 | BOS |
| +038+ | 1.59 | Nels Potter | 44.3 | BAL |
| +042+ | 1.57 | Jack Hallett | 47.7 | PIT |
| +044+ | 1.49 | Bob Klinger | 84.3 | PIT |
| +045+ | 1.48 | Red Barrett | 107 | ATL |
| +049+ | 1.4 | Butch Wensloff | 84.3 | NYA |
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