| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 12.72 | 196509220_LAN_ATL |
| Juan Marichal | SFN | 12.31 | 196509220_SFN_CIN |
| Jim Bunning | PHI | 3.74 | 196509231_PHI_CHN |
| Mel Stottlemyre | NYA | 3.58 | 196509210_CLE_NYA |
| Milt Pappas | BAL | 2.78 | 196509210_BAL_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ray Sadecki | SLN | -6.31 | 196509210_HOU_SLN |
| Jim O'Toole | CIN | -5.52 | 196509210_SFN_CIN |
| Jim Bouton | NYA | -3.28 | 196509230_CLE_NYA |
| Al Jackson | NYN | -1.37 | 196509210_NYN_PIT |
| Jerry Stephenson | BOS | -1.08 | 196509222_BOS_ANA |
Based on accumulated WAA for this season up to 1965-09-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 9.44 | Juan Marichal | 281.3 | SFN |
| +003+ | 9.39 | Sandy Koufax | 308.7 | LAN |
| +006+ | 7.92 | Sam McDowell | 246 | CLE |
| +010+ | 6.77 | Vern Law | 217.3 | PIT |
| +013+ | 6.03 | Mel Stottlemyre | 275 | NYA |
| +017+ | 5.51 | Jim Maloney | 240.3 | CIN |
| +021+ | 5.27 | Bob Shaw | 225.3 | SFN |
| +026+ | 5.12 | Jim Bunning | 273 | PHI |
| +036+ | 4.53 | Milt Pappas | 208 | BAL |
| +038+ | 4.39 | Sonny Siebert | 172.7 | CLE |
| +039+ | 4.22 | Pete Richert | 178 | TEX |
| +041+ | 4.2 | Claude Osteen | 265.7 | LAN |
| +044+ | 4.13 | George Brunet | 186 | ANA |
| +047+ | 3.98 | Bob Veale | 252.7 | PIT |
| +051+ | 3.69 | Don Drysdale | 290.3 | LAN |
| +054+ | 3.6 | Chris Short | 272.3 | PHI |
| +056+ | 3.57 | Bobby Bolin | 151 | SFN |
| +059+ | 3.47 | Jim Perry | 161.7 | MIN |
| +060+ | 3.46 | Denny McLain | 202.3 | DET |
| +064+ | 3.27 | Bob Gibson | 274.7 | SLN |
| +066+ | 3.21 | Marcelino Lopez | 215.3 | ANA |
| +067+ | 3.16 | Jim Kaat | 247 | MIN |
| +075+ | 3.02 | Steve Barber | 194.7 | BAL |
| +079+ | 2.9 | Fred Newman | 244.3 | ANA |
| +080+ | 2.89 | Al McBean | 110.3 | PIT |
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