| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hal Newhouser | DET | 9.66 | 194907042_CLE_DET |
| Warren Spahn | ATL | 6.54 | 194907020_PHI_ATL |
| Bob Lemon | CLE | 4.14 | 194907020_BAL_CLE |
| Vic Raschi | NYA | 3.38 | 194907041_BOS_NYA |
| Mel Parnell | BOS | 3.38 | 194907042_BOS_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Marino Pieretti | CHA | -5.91 | 194907030_CHA_DET |
| Bill Kennedy | BAL | -4.08 | 194907031_BAL_CLE |
| Herm Wehmeier | CIN | -2.43 | 194907030_CIN_SLN |
| Carl Scheib | OAK | -1.61 | 194907041_MIN_OAK |
| Clint Hartung | SFN | -1.49 | 194907042_SFN_ATL |
Based on accumulated WAA for this season up to 1949-07-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 5.03 | Vic Raschi | 143 | NYA |
| +008+ | 4.37 | Warren Spahn | 145 | ATL |
| +009+ | 4.24 | Hal Newhouser | 155 | DET |
| +010+ | 4.06 | Virgil Trucks | 146.3 | DET |
| +011+ | 3.94 | Dave Koslo | 72.7 | SFN |
| +012+ | 3.82 | Hank Borowy | 114 | PHI |
| +014+ | 3.59 | Mel Parnell | 149.3 | BOS |
| +015+ | 3.53 | Preacher Roe | 97 | LAN |
| +016+ | 3.49 | Al Benton | 58.3 | CLE |
| +017+ | 3.43 | Ken Heintzelman | 114.3 | PHI |
| +020+ | 3.33 | Ken Raffensberger | 109.7 | CIN |
| +019+ | 3.33 | Bob Chipman | 68.3 | CHN |
| +021+ | 3.32 | Bill Wight | 121.3 | CHA |
| +022+ | 3.31 | Joe Coleman | 125.7 | OAK |
| +025+ | 3.23 | Howie Pollet | 108 | SLN |
| +026+ | 3.19 | Gerry Staley | 81.3 | SLN |
| +032+ | 2.63 | Bob Lemon | 106.3 | CLE |
| +033+ | 2.54 | Steve Gromek | 70.3 | CLE |
| +040+ | 2.31 | Robin Roberts | 104.7 | PHI |
| +043+ | 2.2 | Vern Bickford | 115.7 | ATL |
| +047+ | 1.94 | Alex Kellner | 109.3 | OAK |
| +052+ | 1.87 | Monty Kennedy | 113 | SFN |
| +054+ | 1.85 | Monk Dubiel | 74.7 | CHN |
| +055+ | 1.84 | Jack Banta | 63.7 | LAN |
| +058+ | 1.73 | Buddy Lively | 67.3 | CIN |
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