| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 14.13 | 196408041_LAN_PIT |
| Whitey Ford | NYA | 7.03 | 196408040_NYA_OAK |
| Gary Peters | CHA | 4.21 | 196408040_DET_CHA |
| Jim O'Toole | CIN | 2.54 | 196408042_ATL_CIN |
| Bob Veale | PIT | 2.42 | 196408041_LAN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Morehead | BOS | -2.06 | 196408020_BOS_ANA |
| Tracy Stallard | NYN | -1.81 | 196408040_SFN_NYN |
| Dick Donovan | CLE | -1.68 | 196408030_TEX_CLE |
| Mudcat Grant | MIN | -1.36 | 196408040_BOS_MIN |
| Ray Sadecki | SLN | -1.15 | 196408040_CHN_SLN |
Based on accumulated WAA for this season up to 1964-08-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.05 | Sandy Koufax | 196 | LAN |
| +002+ | 7.38 | Dean Chance | 165.3 | ANA |
| +006+ | 5.68 | Don Drysdale | 205.3 | LAN |
| +007+ | 5.34 | Whitey Ford | 173 | NYA |
| +009+ | 5.21 | Jim Bunning | 169.3 | PHI |
| +011+ | 5.15 | Juan Pizarro | 155.7 | CHA |
| +015+ | 4.87 | Chris Short | 118.7 | PHI |
| +019+ | 4.52 | Juan Marichal | 193.7 | SFN |
| +022+ | 4.37 | Gary Peters | 178.7 | CHA |
| +026+ | 3.83 | Jim Bouton | 180.3 | NYA |
| +029+ | 3.72 | Jim O'Toole | 138 | CIN |
| +030+ | 3.71 | Joe Horlen | 113.7 | CHA |
| +032+ | 3.65 | Bob Bruce | 134.3 | HOU |
| +042+ | 3.09 | Dick Ellsworth | 181 | CHN |
| +045+ | 2.94 | Fred Newman | 120 | ANA |
| +047+ | 2.87 | Jack Kralick | 141.7 | CLE |
| +049+ | 2.82 | Bob Veale | 177 | PIT |
| +056+ | 2.64 | Wally Bunker | 126.3 | BAL |
| +058+ | 2.6 | Ron Herbel | 120 | SFN |
| +059+ | 2.55 | Gaylord Perry | 106.7 | SFN |
| +062+ | 2.53 | Bobby Bolin | 114 | SFN |
| +069+ | 2.24 | Bo Belinsky | 126.7 | ANA |
| +072+ | 2.09 | Don Lee | 77.3 | ANA |
| +078+ | 2.05 | John Buzhardt | 116.3 | CHA |
| +080+ | 1.99 | Robin Roberts | 146 | BAL |
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