| Starter | Tm | Tier | Game |
|---|---|---|---|
| Spud Chandler | NYA | 10.68 | 194309110_NYA_BOS |
| Tex Hughson | BOS | 4.49 | 194309100_NYA_BOS |
| Tommy Bridges | DET | 3.47 | 194309120_CLE_DET |
| Max Lanier | SLN | 3.3 | 194309100_SLN_CHN |
| Nate Andrews | ATL | 2.55 | 194309121_ATL_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ken Chase | SFN | -3.15 | 194309110_ATL_SFN |
| Pinky Woods | BOS | -2.97 | 194309122_NYA_BOS |
| Bobo Newsom | MIN | -2.83 | 194309110_MIN_OAK |
| Al Hollingsworth | BAL | -1.51 | 194309110_CHA_BAL |
| Don Black | OAK | -1.14 | 194309122_MIN_OAK |
Based on accumulated WAA for this season up to 1943-09-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.77 | Spud Chandler | 226.3 | NYA |
| +004+ | 6.29 | Mort Cooper | 250 | SLN |
| +005+ | 5.56 | Tiny Bonham | 206.7 | NYA |
| +009+ | 5.37 | Tommy Bridges | 180.7 | DET |
| +010+ | 5.24 | Tex Hughson | 244 | BOS |
| +011+ | 5.23 | Max Lanier | 184.7 | SLN |
| +014+ | 4.79 | Rip Sewell | 256.3 | PIT |
| +016+ | 4.51 | Elmer Riddle | 232.3 | CIN |
| +020+ | 4.25 | Butch Wensloff | 200.7 | NYA |
| +022+ | 4.03 | Hi Bithorn | 213.7 | CHN |
| +024+ | 3.82 | Nate Andrews | 245 | ATL |
| +028+ | 3.67 | Whit Wyatt | 147.3 | LAN |
| +031+ | 3.49 | Al Smith | 178.7 | CLE |
| +032+ | 3.47 | Jim Tobin | 211 | ATL |
| +034+ | 3.44 | Early Wynn | 238.7 | MIN |
| +037+ | 3.37 | Milo Candini | 147 | MIN |
| +041+ | 2.92 | Harry Brecheen | 116.7 | SLN |
| +042+ | 2.9 | Mickey Haefner | 138.3 | MIN |
| +044+ | 2.86 | Dizzy Trout | 210.7 | DET |
| +047+ | 2.76 | Denny Galehouse | 190 | BAL |
| +048+ | 2.75 | Vern Kennedy | 131 | CLE |
| +049+ | 2.73 | Bob Muncrief | 187 | BAL |
| +050+ | 2.69 | Al Brazle | 62 | SLN |
| +052+ | 2.63 | Schoolboy Rowe | 177 | PHI |
| +053+ | 2.6 | Virgil Trucks | 169.3 | DET |
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