| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lum Harris | OAK | -4.8 | 194305290_BAL_OAK |
| Ken Chase | BOS | -4.13 | 194305280_CLE_BOS |
| Steve Sundra | BAL | -2.21 | 194305290_BAL_OAK |
| Bobo Newsom | LAN | -2.07 | 194305290_LAN_CIN |
| Chubby Dean | CLE | -1.23 | 194305290_CLE_NYA |
Based on accumulated WAA for this season up to 1943-05-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 1.93 | Dutch Leonard | 63 | MIN |
| +004+ | 1.8 | Mort Cooper | 63.7 | SLN |
| +005+ | 1.74 | Jesse Flores | 58 | OAK |
| +006+ | 1.65 | Dizzy Trout | 49 | DET |
| +007+ | 1.63 | Jim Bagby | 65 | CLE |
| +009+ | 1.53 | Tex Hughson | 69 | BOS |
| +010+ | 1.49 | Nate Andrews | 70 | ATL |
| +011+ | 1.47 | Tiny Bonham | 60.7 | NYA |
| +012+ | 1.46 | Hi Bithorn | 66.3 | CHN |
| +015+ | 1.37 | Hal Newhouser | 41.3 | DET |
| +019+ | 1.3 | Al Smith | 35 | CLE |
| +020+ | 1.29 | Spud Chandler | 49 | NYA |
| +023+ | 1.28 | Howie Pollet | 52.3 | SLN |
| +021+ | 1.28 | Ewald Pyle | 44 | MIN |
| XXXXX | 1.24 | Ed Head | 54.3 | LAN |
| XXXXX | 1.16 | Red Barrett | 58.7 | ATL |
| XXXXX | 1.15 | Ernie White | 40.7 | SLN |
| XXXXX | 1.12 | Jack Kraus | 43.7 | PHI |
| XXXXX | 1.12 | Russ Christopher | 55 | OAK |
| XXXXX | 1.1 | Bobo Newsom | 52.3 | LAN |
| XXXXX | 1.1 | Virgil Trucks | 43.7 | DET |
| XXXXX | 1.09 | Early Wynn | 66 | MIN |
| XXXXX | 1.09 | Johnny Humphries | 49 | CHA |
| XXXXX | 1.02 | Xavier Rescigno | 48.7 | PIT |
| XXXXX | 1 | Jack Salveson | 24.3 | CLE |
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