| Starter | Tm | Tier | Game |
|---|---|---|---|
| Spud Chandler | NYA | 7.24 | 194306231_MIN_NYA |
| Mort Cooper | SLN | 6.67 | 194306230_SLN_CIN |
| Tex Hughson | BOS | 5.57 | 194306220_BOS_OAK |
| Hal Newhouser | DET | 3.07 | 194306231_CLE_DET |
| Johnny Humphries | CHA | 2.25 | 194306220_CHA_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ken Chase | SFN | -4.29 | 194306210_SFN_LAN |
| Johnny Podgajny | PIT | -2.14 | 194306220_PIT_CHN |
| Rube Melton | LAN | -1.66 | 194306231_SFN_LAN |
| Don Black | OAK | -1.57 | 194306230_BOS_OAK |
| Steve Sundra | BAL | -1.12 | 194306230_CHA_BAL |
Based on accumulated WAA for this season up to 1943-06-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.41 | Tex Hughson | 125 | BOS |
| +002+ | 4.38 | Hal Newhouser | 86.3 | DET |
| +003+ | 3.44 | Milo Candini | 54.3 | MIN |
| +005+ | 3.03 | Mort Cooper | 113.3 | SLN |
| +006+ | 2.97 | Tiny Bonham | 81 | NYA |
| +010+ | 2.34 | Johnny Niggeling | 83 | BAL |
| +013+ | 2.24 | Denny Galehouse | 67.3 | BAL |
| +014+ | 2.16 | Bobo Newsom | 96.7 | LAN |
| +015+ | 2.13 | Spud Chandler | 97.7 | NYA |
| +018+ | 2.04 | Nate Andrews | 109.3 | ATL |
| +022+ | 1.87 | Howie Pollet | 82.3 | SLN |
| +023+ | 1.82 | Virgil Trucks | 77 | DET |
| +024+ | 1.81 | Schoolboy Rowe | 70.7 | PHI |
| +026+ | 1.72 | Max Lanier | 77.3 | SLN |
| +029+ | 1.6 | Jack Hallett | 47.7 | PIT |
| +032+ | 1.46 | Oscar Judd | 93.7 | BOS |
| +033+ | 1.45 | Bob Muncrief | 62.3 | BAL |
| +035+ | 1.42 | Tommy Bridges | 68.7 | DET |
| +040+ | 1.32 | Jack Kraus | 80.7 | PHI |
| +042+ | 1.3 | Al Smith | 63.3 | CLE |
| +045+ | 1.26 | Early Wynn | 98 | MIN |
| XXXXX | 1.25 | Red Barrett | 93 | ATL |
| XXXXX | 1.24 | Ed Heusser | 30.7 | CIN |
| XXXXX | 1.23 | Curt Davis | 38 | LAN |
| XXXXX | 1.14 | Jesse Flores | 100 | OAK |
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