| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Law | PIT | 4.83 | 196508170_PIT_HOU |
| Bob Shaw | SFN | 3.6 | 196508160_NYN_SFN |
| Don Drysdale | LAN | 3.53 | 196508150_PIT_LAN |
| Mel Stottlemyre | NYA | 2.23 | 196508151_OAK_NYA |
| George Brunet | ANA | 2.09 | 196508152_ANA_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Purkey | SLN | -2.19 | 196508160_ATL_SLN |
| Earl Wilson | BOS | -1.68 | 196508160_CHA_BOS |
| Al Jackson | NYN | -1.63 | 196508150_NYN_HOU |
| Denny Lemaster | ATL | -1.43 | 196508170_ATL_SLN |
| Bennie Daniels | TEX | -1.06 | 196508172_CHA_TEX |
Based on accumulated WAA for this season up to 1965-08-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.43 | Juan Marichal | 225 | SFN |
| +002+ | 8.42 | Sandy Koufax | 241 | LAN |
| +003+ | 6.86 | Vern Law | 186.3 | PIT |
| +008+ | 6.12 | Sam McDowell | 185.3 | CLE |
| +015+ | 5.01 | Claude Osteen | 215 | LAN |
| +016+ | 4.99 | Bob Shaw | 167 | SFN |
| +018+ | 4.97 | Jim Bunning | 199 | PHI |
| +023+ | 4.51 | Sonny Siebert | 133.7 | CLE |
| +024+ | 4.47 | Milt Pappas | 158.7 | BAL |
| +028+ | 4.19 | Mel Stottlemyre | 214 | NYA |
| +032+ | 3.99 | George Brunet | 135.3 | ANA |
| +033+ | 3.96 | Don Drysdale | 227.7 | LAN |
| +037+ | 3.86 | Marcelino Lopez | 175.7 | ANA |
| +041+ | 3.55 | Jim Kaat | 188 | MIN |
| +044+ | 3.49 | Pete Richert | 144.7 | TEX |
| +047+ | 3.22 | Chris Short | 205.7 | PHI |
| +051+ | 2.99 | Bob Veale | 195.3 | PIT |
| +052+ | 2.97 | Jim Maloney | 176 | CIN |
| +055+ | 2.88 | Jim Perry | 104.7 | MIN |
| +060+ | 2.68 | Al McBean | 85.3 | PIT |
| +071+ | 2.32 | Bob Gibson | 219.3 | SLN |
| +078+ | 2.15 | Denny McLain | 162.3 | DET |
| +082+ | 2.08 | Joe Horlen | 167.3 | CHA |
| +084+ | 1.95 | Turk Farrell | 166 | HOU |
| +086+ | 1.91 | Robin Roberts | 132.7 | TOT |
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