| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mort Cooper | SLN | 6.35 | 194309170_CHN_SLN |
| Tex Hughson | BOS | 3.72 | 194309150_BOS_MIN |
| Hi Bithorn | CHN | 2.52 | 194309160_CHN_SLN |
| Butch Wensloff | NYA | 2.21 | 194309170_NYA_MIN |
| Jim Tobin | ATL | 2.01 | 194309161_PHI_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ken Chase | SFN | -3.35 | 194309170_LAN_SFN |
| Lum Harris | OAK | -2.22 | 194309160_OAK_NYA |
| Bobo Newsom | MIN | -2.14 | 194309170_NYA_MIN |
| Al Hollingsworth | BAL | -1.28 | 194309150_CLE_BAL |
| Marius Russo | NYA | -0.95 | 194309160_OAK_NYA |
Based on accumulated WAA for this season up to 1943-09-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.75 | Spud Chandler | 226.3 | NYA |
| +004+ | 6.8 | Mort Cooper | 260 | SLN |
| +008+ | 5.54 | Tiny Bonham | 206.7 | NYA |
| +009+ | 5.36 | Tommy Bridges | 180.7 | DET |
| +010+ | 5.32 | Max Lanier | 186.3 | SLN |
| +015+ | 4.75 | Rip Sewell | 256.3 | PIT |
| +016+ | 4.48 | Elmer Riddle | 232.3 | CIN |
| +017+ | 4.42 | Tex Hughson | 247 | BOS |
| +025+ | 3.78 | Nate Andrews | 245 | ATL |
| +026+ | 3.74 | Whit Wyatt | 156.3 | LAN |
| +029+ | 3.63 | Milo Candini | 156 | MIN |
| +031+ | 3.44 | Dizzy Trout | 218.3 | DET |
| +032+ | 3.4 | Early Wynn | 238.7 | MIN |
| +033+ | 3.39 | Butch Wensloff | 203.3 | NYA |
| +036+ | 3.3 | Hi Bithorn | 220.7 | CHN |
| +039+ | 3.12 | Al Smith | 184.7 | CLE |
| +042+ | 2.97 | Max Butcher | 174.7 | PIT |
| +044+ | 2.95 | Denny Galehouse | 198 | BAL |
| +045+ | 2.92 | Vern Kennedy | 133 | CLE |
| +046+ | 2.88 | Mickey Haefner | 138.3 | MIN |
| +050+ | 2.73 | Schoolboy Rowe | 185.3 | PHI |
| +051+ | 2.71 | Bob Muncrief | 187 | BAL |
| +052+ | 2.68 | Al Brazle | 62 | SLN |
| +053+ | 2.63 | Harry Brecheen | 121.3 | SLN |
| +055+ | 2.54 | Nels Potter | 147.3 | BAL |
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