| Starter | Tm | Tier | Game |
|---|---|---|---|
| Don Drysdale | LAN | 7.74 | 196409170_PHI_LAN |
| Chris Short | PHI | 6.48 | 196409180_PHI_LAN |
| Juan Marichal | SFN | 4.25 | 196409190_PIT_SFN |
| Whitey Ford | NYA | 4.01 | 196409180_OAK_NYA |
| Joe Horlen | CHA | 3.92 | 196409190_TEX_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Al Jackson | NYN | -1.91 | 196409180_NYN_HOU |
| Earl Wilson | BOS | -1.87 | 196409190_MIN_BOS |
| Diego Segui | OAK | -1.33 | 196409190_OAK_NYA |
| Lew Burdette | CHN | -0.89 | 196409170_CIN_CHN |
| Bennie Daniels | TEX | -0.51 | 196409190_TEX_CHA |
Based on accumulated WAA for this season up to 1964-09-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.36 | Dean Chance | 253.7 | ANA |
| +004+ | 8.89 | Don Drysdale | 296.3 | LAN |
| +006+ | 7.62 | Chris Short | 197.7 | PHI |
| +010+ | 7.05 | Jim Bunning | 254 | PHI |
| +011+ | 6.83 | Joe Horlen | 186.7 | CHA |
| +012+ | 6.79 | Gary Peters | 254.7 | CHA |
| +016+ | 6.62 | Whitey Ford | 222.3 | NYA |
| +019+ | 6.17 | Juan Marichal | 242.7 | SFN |
| +028+ | 5.41 | Juan Pizarro | 225.3 | CHA |
| +033+ | 4.71 | Milt Pappas | 230.3 | BAL |
| +034+ | 4.53 | Bob Veale | 252 | PIT |
| +036+ | 4.37 | Wally Bunker | 191 | BAL |
| +047+ | 3.92 | Jim O'Toole | 196 | CIN |
| +057+ | 3.55 | Jim Bouton | 249.3 | NYA |
| +056+ | 3.55 | Gaylord Perry | 175.3 | SFN |
| +060+ | 3.49 | Don Larsen | 105 | TOT |
| +064+ | 3.27 | Mickey Lolich | 217.7 | DET |
| +070+ | 2.99 | Claude Osteen | 241.3 | TEX |
| +074+ | 2.87 | Bob Gibson | 259 | SLN |
| +077+ | 2.84 | Robin Roberts | 190.3 | BAL |
| +083+ | 2.63 | Jim Maloney | 195.7 | CIN |
| +084+ | 2.52 | Bob Bruce | 181.7 | HOU |
| +085+ | 2.5 | Jack Kralick | 182.3 | CLE |
| +087+ | 2.46 | Fred Newman | 170.3 | ANA |
| +089+ | 2.42 | Bob Purkey | 183 | CIN |
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