| Starter | Tm | Tier | Game |
|---|---|---|---|
| Spud Chandler | NYA | 10.31 | 194309040_MIN_NYA |
| Virgil Trucks | DET | 2.33 | 194309040_BAL_DET |
| Elmer Riddle | CIN | 2.11 | 194309020_CHN_CIN |
| Rip Sewell | PIT | 1.85 | 194309030_PIT_CHN |
| Denny Galehouse | BAL | 1.73 | 194309022_BAL_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ken Chase | SFN | -3.32 | 194309030_SFN_LAN |
| Dick Newsome | BOS | -2.7 | 194309040_OAK_BOS |
| Lum Harris | OAK | -1.43 | 194309040_OAK_BOS |
| Rex Barney | LAN | -1.11 | 194309040_SFN_LAN |
| Red Munger | SLN | -1.07 | 194309030_CIN_SLN |
Based on accumulated WAA for this season up to 1943-09-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.12 | Spud Chandler | 217.3 | NYA |
| +004+ | 5.66 | Mort Cooper | 241 | SLN |
| +007+ | 5.25 | Tiny Bonham | 188.7 | NYA |
| +008+ | 5.09 | Tex Hughson | 227.7 | BOS |
| +010+ | 4.86 | Tommy Bridges | 162.7 | DET |
| +013+ | 4.77 | Rip Sewell | 239.3 | PIT |
| +014+ | 4.75 | Butch Wensloff | 187.7 | NYA |
| +017+ | 4.39 | Max Lanier | 167.7 | SLN |
| +020+ | 4.19 | Hi Bithorn | 213.7 | CHN |
| +026+ | 3.56 | Milo Candini | 141 | MIN |
| +030+ | 3.38 | Elmer Riddle | 214.3 | CIN |
| +031+ | 3.33 | Dizzy Trout | 197 | DET |
| +032+ | 3.28 | Nate Andrews | 227 | ATL |
| +033+ | 3.19 | Jim Tobin | 191 | ATL |
| +035+ | 3.02 | Whit Wyatt | 138.3 | LAN |
| +036+ | 3.01 | Al Smith | 169.7 | CLE |
| +040+ | 2.95 | Schoolboy Rowe | 162 | PHI |
| +041+ | 2.89 | Virgil Trucks | 161.7 | DET |
| +047+ | 2.68 | Harry Brecheen | 107.7 | SLN |
| +049+ | 2.63 | Early Wynn | 227.7 | MIN |
| +050+ | 2.48 | Denny Galehouse | 175.3 | BAL |
| +052+ | 2.35 | Al Javery | 247.3 | ATL |
| +053+ | 2.33 | Mickey Haefner | 125.3 | MIN |
| +059+ | 2.06 | Bob Muncrief | 178 | BAL |
| +060+ | 2.04 | Hal Newhouser | 177.7 | DET |
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