| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tiny Bonham | NYA | 8.21 | 194307181_OAK_NYA |
| Tex Hughson | BOS | 8.01 | 194307170_BOS_MIN |
| Mort Cooper | SLN | 6.08 | 194307181_SLN_PIT |
| Hal Newhouser | DET | 4.48 | 194307171_DET_CHA |
| Curt Davis | LAN | 3.4 | 194307170_LAN_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Al Milnar | CLE | -5.57 | 194307181_CLE_BAL |
| Ken Chase | SFN | -5.56 | 194307182_SFN_PHI |
| Dick Newsome | BOS | -5.3 | 194307181_BOS_MIN |
| Bill Dietrich | CHA | -2.21 | 194307171_DET_CHA |
| Rube Melton | LAN | -1.38 | 194307182_LAN_ATL |
Based on accumulated WAA for this season up to 1943-07-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.14 | Tex Hughson | 169 | BOS |
| +002+ | 4.33 | Hal Newhouser | 123.7 | DET |
| +003+ | 4.26 | Tiny Bonham | 119.3 | NYA |
| +005+ | 4.13 | Mort Cooper | 150.7 | SLN |
| +006+ | 4.02 | Howie Pollet | 118.3 | SLN |
| +009+ | 3.78 | Tommy Bridges | 110.7 | DET |
| +011+ | 3.68 | Spud Chandler | 142 | NYA |
| +013+ | 3.55 | Milo Candini | 84.7 | MIN |
| +014+ | 3.52 | Rip Sewell | 155 | PIT |
| +019+ | 2.83 | Early Wynn | 143.7 | MIN |
| +023+ | 2.58 | Bob Muncrief | 109 | BAL |
| +025+ | 2.49 | Elmer Riddle | 133.3 | CIN |
| +027+ | 2.43 | Orval Grove | 88.3 | CHA |
| +029+ | 2.35 | Curt Davis | 73.3 | LAN |
| +030+ | 2.27 | Al Smith | 98.7 | CLE |
| +034+ | 2.12 | Hi Bithorn | 133 | CHN |
| +035+ | 2.09 | Virgil Trucks | 102 | DET |
| +037+ | 2.03 | Denny Galehouse | 107.3 | BAL |
| +036+ | 2.03 | Schoolboy Rowe | 106 | PHI |
| +041+ | 1.97 | Vern Kennedy | 72.7 | CLE |
| +039+ | 1.97 | Oscar Judd | 129 | BOS |
| +045+ | 1.91 | Ray Starr | 147.7 | CIN |
| +047+ | 1.89 | Butch Wensloff | 110.3 | NYA |
| +052+ | 1.71 | Max Butcher | 89.3 | PIT |
| +054+ | 1.64 | Nels Potter | 71.7 | BAL |
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