| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 14.21 | 196407300_LAN_NYN |
| Dean Chance | ANA | 6.36 | 196407280_NYA_ANA |
| Juan Marichal | SFN | 5.21 | 196407290_SFN_PHI |
| Gary Peters | CHA | 3.29 | 196407300_CHA_DET |
| Jim Bunning | PHI | 3.13 | 196407280_SFN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Morehead | BOS | -2.29 | 196407280_BOS_OAK |
| Orlando Pena | OAK | -1.99 | 196407280_BOS_OAK |
| Ray Sadecki | SLN | -1.54 | 196407300_SLN_CHN |
| Jack Fisher | NYN | -1.42 | 196407280_LAN_NYN |
| Mudcat Grant | MIN | -1.3 | 196407290_BAL_MIN |
Based on accumulated WAA for this season up to 1964-07-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.56 | Sandy Koufax | 187.7 | LAN |
| +002+ | 6.87 | Dean Chance | 156.3 | ANA |
| +004+ | 6.67 | Don Drysdale | 202.3 | LAN |
| +008+ | 5.29 | Jim Bunning | 167.3 | PHI |
| +011+ | 4.76 | Whitey Ford | 166 | NYA |
| +015+ | 4.6 | Juan Marichal | 193.7 | SFN |
| +016+ | 4.49 | Gary Peters | 169.7 | CHA |
| +017+ | 4.48 | Chris Short | 111.3 | PHI |
| +018+ | 4.44 | Juan Pizarro | 146.7 | CHA |
| +030+ | 3.56 | Bob Bruce | 133.3 | HOU |
| +032+ | 3.39 | Jim O'Toole | 129 | CIN |
| +033+ | 3.33 | Joe Horlen | 106.3 | CHA |
| +036+ | 3.14 | Dick Ellsworth | 181 | CHN |
| +038+ | 3.09 | Jim Bouton | 171.3 | NYA |
| +041+ | 3.05 | Ron Herbel | 114.7 | SFN |
| +045+ | 2.97 | Jack Kralick | 132.3 | CLE |
| +046+ | 2.95 | Bob Veale | 163.3 | PIT |
| +050+ | 2.78 | Robin Roberts | 143 | BAL |
| +053+ | 2.61 | Bobby Bolin | 104.3 | SFN |
| +055+ | 2.5 | John Buzhardt | 111.3 | CHA |
| +057+ | 2.45 | Bo Belinsky | 121.3 | ANA |
| +061+ | 2.42 | Fred Newman | 111 | ANA |
| +058+ | 2.42 | Gaylord Perry | 92 | SFN |
| +064+ | 2.35 | Hank Fischer | 124.7 | ATL |
| +070+ | 2.24 | Jim Maloney | 150 | CIN |
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