| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vic Raschi | NYA | 5.78 | 194906180_CLE_NYA |
| Warren Spahn | ATL | 5.22 | 194906191_ATL_CIN |
| Dutch Leonard | CHN | 3.84 | 194906180_LAN_CHN |
| Al Brazle | SLN | 3.12 | 194906190_PHI_SLN |
| Larry Jansen | SFN | 2.4 | 194906190_SFN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Kennedy | BAL | -3.63 | 194906200_BAL_NYA |
| Johnny Vander Meer | CIN | -1.99 | 194906192_ATL_CIN |
| Billy Pierce | CHA | -1.94 | 194906180_CHA_BOS |
| Curt Simmons | PHI | -1.85 | 194906180_PHI_SLN |
| Ellis Kinder | BOS | -1.55 | 194906180_CHA_BOS |
Based on accumulated WAA for this season up to 1949-06-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.84 | Vic Raschi | 118 | NYA |
| +003+ | 4.68 | Virgil Trucks | 127.3 | DET |
| +008+ | 3.44 | Mel Parnell | 118 | BOS |
| +009+ | 3.3 | Warren Spahn | 121 | ATL |
| +011+ | 3.08 | Ken Heintzelman | 97 | PHI |
| +013+ | 2.78 | Robin Roberts | 84.7 | PHI |
| +014+ | 2.72 | Hank Borowy | 86.3 | PHI |
| +015+ | 2.72 | Preacher Roe | 72.3 | LAN |
| +019+ | 2.48 | Dave Koslo | 42.7 | SFN |
| +022+ | 2.46 | Howie Pollet | 83.3 | SLN |
| +027+ | 2.31 | Hal Newhouser | 124.3 | DET |
| +030+ | 2.29 | Al Brazle | 97 | SLN |
| +029+ | 2.29 | Bob Lemon | 74.7 | CLE |
| +031+ | 2.28 | Harry Brecheen | 90.3 | SLN |
| +032+ | 2.2 | Joe Coleman | 101.7 | OAK |
| +033+ | 2.16 | Gerry Staley | 60.3 | SLN |
| +034+ | 2.14 | Sheldon Jones | 95.7 | SFN |
| +036+ | 2.11 | Ken Raffensberger | 83 | CIN |
| +040+ | 1.96 | Eddie Erautt | 64 | CIN |
| +041+ | 1.94 | Vern Bickford | 99.7 | ATL |
| +046+ | 1.86 | Rip Sewell | 41 | PIT |
| +049+ | 1.73 | Steve Gromek | 53.3 | CLE |
| +050+ | 1.69 | Monk Dubiel | 61 | CHN |
| +051+ | 1.67 | Dick Fowler | 74.3 | OAK |
| +052+ | 1.66 | Bill Werle | 84.7 | PIT |
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