| 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 |
| Al Gerheauser | PHI | -0.79 | 194307012_PIT_PHI |
Based on accumulated WAA for this season up to 1943-07-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.77 | Tex Hughson | 141 | BOS |
| +002+ | 4.55 | Hal Newhouser | 95.7 | DET |
| +003+ | 3.56 | Milo Candini | 61.3 | MIN |
| +007+ | 3.06 | Mort Cooper | 121.7 | SLN |
| +009+ | 2.81 | Tiny Bonham | 92.3 | NYA |
| +011+ | 2.41 | Schoolboy Rowe | 88.7 | PHI |
| +012+ | 2.3 | Howie Pollet | 99.3 | SLN |
| +014+ | 2.25 | Denny Galehouse | 76.3 | BAL |
| +016+ | 2.18 | Spud Chandler | 106.7 | NYA |
| +017+ | 2.14 | Johnny Niggeling | 97.7 | BAL |
| +020+ | 2.02 | Bob Muncrief | 81.7 | BAL |
| +025+ | 1.93 | Early Wynn | 115 | MIN |
| +027+ | 1.9 | Curt Davis | 47 | LAN |
| +026+ | 1.9 | Virgil Trucks | 91 | DET |
| +028+ | 1.89 | Rip Sewell | 116 | PIT |
| +029+ | 1.77 | Max Lanier | 77.3 | SLN |
| +030+ | 1.75 | Al Smith | 80.3 | CLE |
| +034+ | 1.65 | Elmer Riddle | 103.7 | CIN |
| +038+ | 1.58 | Nels Potter | 44.3 | BAL |
| +039+ | 1.56 | Oscar Judd | 107.7 | BOS |
| +040+ | 1.56 | Jack Hallett | 47.7 | PIT |
| +042+ | 1.5 | Nate Andrews | 118.7 | ATL |
| +043+ | 1.48 | Bob Klinger | 84.3 | PIT |
| +044+ | 1.47 | Red Barrett | 107 | ATL |
| +048+ | 1.38 | Butch Wensloff | 84.3 | NYA |
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