| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dean Chance | ANA | 14.03 | 196409250_MIN_ANA |
| Don Drysdale | LAN | 9.17 | 196409270_LAN_HOU |
| Jim Bunning | PHI | 5.65 | 196409270_ATL_PHI |
| Whitey Ford | NYA | 4.99 | 196409270_NYA_TEX |
| Joe Horlen | CHA | 4.97 | 196409270_CHA_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| John O'Donoghue | OAK | -2.07 | 196409250_CHA_OAK |
| Earl Wilson | BOS | -1.75 | 196409250_BOS_DET |
| Al Jackson | NYN | -1.56 | 196409251_CIN_NYN |
| Art Mahaffey | PHI | -1.42 | 196409260_ATL_PHI |
| Lee Stange | CLE | -0.68 | 196409250_BAL_CLE |
Based on accumulated WAA for this season up to 1964-09-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.46 | Dean Chance | 271.3 | ANA |
| +002+ | 10.03 | Don Drysdale | 314.3 | LAN |
| +008+ | 7.37 | Joe Horlen | 201.7 | CHA |
| +011+ | 7.22 | Whitey Ford | 236.3 | NYA |
| +014+ | 6.82 | Gary Peters | 269 | CHA |
| +015+ | 6.8 | Chris Short | 209.7 | PHI |
| +019+ | 6.43 | Juan Marichal | 259.7 | SFN |
| +021+ | 6.28 | Jim Bunning | 272 | PHI |
| +030+ | 5.44 | Juan Pizarro | 234.3 | CHA |
| +033+ | 4.81 | Milt Pappas | 245.3 | BAL |
| +036+ | 4.61 | Jim O'Toole | 213 | CIN |
| +038+ | 4.51 | Bob Veale | 266 | PIT |
| +042+ | 4.21 | Gaylord Perry | 194.3 | SFN |
| +043+ | 4.2 | Wally Bunker | 205 | BAL |
| +046+ | 4.16 | Bob Bruce | 202.7 | HOU |
| +057+ | 3.52 | Robin Roberts | 199.3 | BAL |
| +059+ | 3.47 | Don Larsen | 110.7 | TOT |
| +060+ | 3.43 | Jim Bouton | 262.3 | NYA |
| +063+ | 3.35 | Fred Newman | 187 | ANA |
| +066+ | 3.29 | Jim Maloney | 204.7 | CIN |
| +072+ | 3.11 | Bob Gibson | 268 | SLN |
| +075+ | 3 | Mel Stottlemyre | 87 | NYA |
| +084+ | 2.65 | Bob Purkey | 189.3 | CIN |
| +089+ | 2.46 | Larry Jackson | 281 | CHN |
| +091+ | 2.4 | Mickey Lolich | 228.7 | DET |
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