| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tex Hughson | BOS | 7.71 | 194308210_BOS_DET |
| Mort Cooper | SLN | 4.94 | 194308200_SLN_PHI |
| Tommy Bridges | DET | 4.22 | 194308222_NYA_DET |
| Rip Sewell | PIT | 3.24 | 194308201_PIT_SFN |
| Elmer Riddle | CIN | 2.56 | 194308221_CIN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ken Chase | SFN | -4.11 | 194308201_PIT_SFN |
| Bobo Newsom | BAL | -3.98 | 194308212_OAK_BAL |
| Ed Head | LAN | -1.99 | 194308221_PIT_LAN |
| Lum Harris | OAK | -1.08 | 194308211_OAK_BAL |
| Johnny Gee | PIT | -0.97 | 194308222_PIT_LAN |
Based on accumulated WAA for this season up to 1943-08-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 6.22 | Spud Chandler | 190.3 | NYA |
| +004+ | 5.66 | Tex Hughson | 209 | BOS |
| +006+ | 5.31 | Tiny Bonham | 173.3 | NYA |
| +007+ | 5.22 | Rip Sewell | 216.3 | PIT |
| +008+ | 5.21 | Mort Cooper | 218.7 | SLN |
| +011+ | 4.5 | Tommy Bridges | 153.7 | DET |
| +014+ | 4.25 | Milo Candini | 139.3 | MIN |
| +016+ | 4.21 | Max Lanier | 149 | SLN |
| +017+ | 4.14 | Hi Bithorn | 192.3 | CHN |
| +020+ | 3.79 | Schoolboy Rowe | 159 | PHI |
| +022+ | 3.77 | Butch Wensloff | 169.7 | NYA |
| +023+ | 3.67 | Bob Muncrief | 167.3 | BAL |
| +024+ | 3.64 | Dizzy Trout | 183.3 | DET |
| +026+ | 3.63 | Virgil Trucks | 139.7 | DET |
| +028+ | 3.49 | Elmer Riddle | 198.7 | CIN |
| +030+ | 3.33 | Denny Galehouse | 152.3 | BAL |
| +036+ | 3.15 | Early Wynn | 210.7 | MIN |
| +040+ | 2.94 | Al Smith | 144.7 | CLE |
| +043+ | 2.72 | Jim Tobin | 182 | ATL |
| +050+ | 2.3 | Hal Newhouser | 155 | DET |
| +051+ | 2.24 | Whit Wyatt | 114.7 | LAN |
| +056+ | 1.89 | Nate Andrews | 209 | ATL |
| +063+ | 1.73 | Harry Gumbert | 114.3 | SLN |
| +065+ | 1.72 | Harry Brecheen | 84.3 | SLN |
| +064+ | 1.72 | Vern Kennedy | 107 | CLE |
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