| Starter | Tm | Tier | Game |
|---|---|---|---|
| Juan Marichal | SFN | 15.11 | 196509021_SFN_PHI |
| Sandy Koufax | LAN | 10.39 | 196509011_LAN_PIT |
| Vern Law | PIT | 5.03 | 196509012_LAN_PIT |
| Sam McDowell | CLE | 5 | 196508311_CLE_OAK |
| Milt Pappas | BAL | 4.27 | 196509022_CHA_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Hendley | CHN | -3.6 | 196509020_SLN_CHN |
| Dave Morehead | BOS | -2 | 196508311_BOS_TEX |
| Lew Burdette | PHI | -1.25 | 196508312_SFN_PHI |
| Denny Lemaster | ATL | -1.21 | 196509012_ATL_CIN |
| Al Jackson | NYN | -1.15 | 196509011_HOU_NYN |
Based on accumulated WAA for this season up to 1965-09-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.53 | Juan Marichal | 244 | SFN |
| +002+ | 8.57 | Sandy Koufax | 274.7 | LAN |
| +004+ | 7.01 | Vern Law | 208.3 | PIT |
| +008+ | 6.6 | Sam McDowell | 213.3 | CLE |
| +015+ | 5.2 | Bob Shaw | 194.3 | SFN |
| +016+ | 5.13 | Sonny Siebert | 143.3 | CLE |
| +018+ | 4.99 | Mel Stottlemyre | 241 | NYA |
| +021+ | 4.74 | Jim Bunning | 230.7 | PHI |
| +023+ | 4.69 | Jim Maloney | 208.3 | CIN |
| +030+ | 4.44 | Milt Pappas | 184.3 | BAL |
| +034+ | 4.32 | George Brunet | 159.7 | ANA |
| +037+ | 4.12 | Jim Kaat | 217.7 | MIN |
| +047+ | 3.43 | Don Drysdale | 260.7 | LAN |
| +048+ | 3.42 | Denny McLain | 186.3 | DET |
| +054+ | 3.16 | Jim Perry | 133.3 | MIN |
| +056+ | 3.15 | Marcelino Lopez | 200.3 | ANA |
| +057+ | 3.12 | Claude Osteen | 234 | LAN |
| +060+ | 3.01 | Bobby Bolin | 117.3 | SFN |
| +061+ | 3.01 | Pete Richert | 149.7 | TEX |
| +064+ | 2.94 | Bob Gibson | 244.7 | SLN |
| +071+ | 2.72 | Al McBean | 99.7 | PIT |
| +081+ | 2.48 | Ted Davidson | 52.7 | CIN |
| +084+ | 2.43 | Joe Horlen | 185.3 | CHA |
| +087+ | 2.38 | Bob Veale | 221 | PIT |
| +088+ | 2.35 | Robin Roberts | 156 | TOT |
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