| Starter | Tm | Tier | Game |
|---|---|---|---|
| Juan Marichal | SFN | 17.41 | 196508100_PIT_SFN |
| Sandy Koufax | LAN | 10.13 | 196508100_NYN_LAN |
| Sam McDowell | CLE | 6.07 | 196508090_ANA_CLE |
| Milt Pappas | BAL | 4.1 | 196508101_BAL_BOS |
| Jim Bunning | PHI | 2.59 | 196508100_PHI_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Al Jackson | NYN | -1.77 | 196508100_NYN_LAN |
| Denny Lemaster | ATL | -1.76 | 196508082_HOU_ATL |
| Diego Segui | OAK | -1.73 | 196508081_BAL_OAK |
| Dave Morehead | BOS | -1.67 | 196508080_BOS_MIN |
| Lew Burdette | PHI | -1.4 | 196508090_PHI_HOU |
Based on accumulated WAA for this season up to 1965-08-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.59 | Juan Marichal | 216 | SFN |
| +002+ | 7.68 | Sandy Koufax | 231 | LAN |
| +003+ | 6.76 | Vern Law | 169.7 | PIT |
| +009+ | 5.67 | Sam McDowell | 176.3 | CLE |
| +015+ | 4.84 | Jim Bunning | 192 | PHI |
| +016+ | 4.8 | Bob Shaw | 151.7 | SFN |
| +019+ | 4.5 | Sonny Siebert | 132.7 | CLE |
| +021+ | 4.42 | George Brunet | 123 | ANA |
| +022+ | 4.39 | Claude Osteen | 199 | LAN |
| +027+ | 4.24 | Milt Pappas | 152.7 | BAL |
| +035+ | 3.7 | Marcelino Lopez | 168.7 | ANA |
| +038+ | 3.55 | Mel Stottlemyre | 198 | NYA |
| +040+ | 3.42 | Don Drysdale | 212.7 | LAN |
| +043+ | 3.32 | Bob Gibson | 212.3 | SLN |
| +046+ | 3.2 | Jim Kaat | 181 | MIN |
| +047+ | 3.11 | Jim Maloney | 169.7 | CIN |
| +049+ | 3.06 | Bob Veale | 188.3 | PIT |
| +050+ | 3.04 | Turk Farrell | 155.7 | HOU |
| +051+ | 2.89 | Jim Perry | 99.7 | MIN |
| +052+ | 2.85 | Pete Richert | 129 | TEX |
| +056+ | 2.72 | Joe Horlen | 154.3 | CHA |
| +058+ | 2.62 | Mike McCormick | 121.3 | TEX |
| +059+ | 2.62 | Chris Short | 188 | PHI |
| +068+ | 2.38 | Al McBean | 81.7 | PIT |
| +073+ | 2.19 | Bobby Bolin | 88.3 | SFN |
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