| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 9.57 | 196507240_SLN_LAN |
| Joe Horlen | CHA | 3.26 | 196507240_CHA_DET |
| Sam McDowell | CLE | 2.9 | 196507240_NYA_CLE |
| Bob Shaw | SFN | 2.37 | 196507250_ATL_SFN |
| Vern Law | PIT | 2.29 | 196507240_PIT_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ray Sadecki | SLN | -7.03 | 196507240_SLN_LAN |
| Galen Cisco | NYN | -2.85 | 196507251_PHI_NYN |
| Diego Segui | OAK | -1.62 | 196507251_OAK_TEX |
| Buster Narum | TEX | -1.49 | 196507252_OAK_TEX |
| Earl Wilson | BOS | -1.2 | 196507250_ANA_BOS |
Based on accumulated WAA for this season up to 1965-07-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.52 | Juan Marichal | 185 | SFN |
| +002+ | 6.87 | Sandy Koufax | 196 | LAN |
| +003+ | 5.71 | Milt Pappas | 134.3 | BAL |
| +005+ | 5.17 | Sam McDowell | 147 | CLE |
| +006+ | 5.01 | Vern Law | 144.7 | PIT |
| +019+ | 4.04 | Jim Kaat | 157.3 | MIN |
| +020+ | 3.99 | Bob Shaw | 128.3 | SFN |
| +021+ | 3.83 | Mel Stottlemyre | 175 | NYA |
| +022+ | 3.81 | George Brunet | 99 | ANA |
| +023+ | 3.77 | Don Drysdale | 194 | LAN |
| +024+ | 3.73 | Claude Osteen | 183.3 | LAN |
| +029+ | 3.45 | Turk Farrell | 135.7 | HOU |
| +041+ | 2.85 | Sonny Siebert | 109.3 | CLE |
| +042+ | 2.83 | Bob Gibson | 181 | SLN |
| +045+ | 2.63 | Jim Perry | 74.7 | MIN |
| +048+ | 2.57 | Marcelino Lopez | 146 | ANA |
| +047+ | 2.57 | Jim Maloney | 146.7 | CIN |
| +050+ | 2.54 | Joe Horlen | 133 | CHA |
| +054+ | 2.47 | Jim Bunning | 159 | PHI |
| +056+ | 2.42 | Fred Newman | 164 | ANA |
| +060+ | 2.23 | Steve Hamilton | 42 | NYA |
| +063+ | 2.21 | Pete Richert | 108 | TEX |
| +064+ | 2.16 | Denny McLain | 136.3 | DET |
| +069+ | 2.1 | Bobby Bolin | 78 | SFN |
| +071+ | 2.05 | Chris Short | 159 | PHI |
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