| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 10.9 | 196509250_SLN_LAN |
| Sam McDowell | CLE | 7.62 | 196509240_CLE_DET |
| Mel Stottlemyre | NYA | 4.06 | 196509252_CHA_NYA |
| Jim Bunning | PHI | 3.74 | 196509231_PHI_CHN |
| Jim Maloney | CIN | 3.71 | 196509250_CIN_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Bouton | NYA | -3.28 | 196509230_CLE_NYA |
| Bob Hendley | CHN | -2.56 | 196509250_PIT_CHN |
| Jack Kralick | CLE | -0.71 | 196509250_CLE_DET |
| Jim Hunter | OAK | -0.55 | 196509240_BOS_OAK |
| Earl Wilson | BOS | -0.33 | 196509240_BOS_OAK |
Based on accumulated WAA for this season up to 1965-09-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 10.04 | Sandy Koufax | 317.7 | LAN |
| +003+ | 9.37 | Juan Marichal | 281.3 | SFN |
| +006+ | 8.39 | Sam McDowell | 255 | CLE |
| +010+ | 6.73 | Vern Law | 217.3 | PIT |
| +013+ | 6.18 | Jim Maloney | 249.3 | CIN |
| +014+ | 6.12 | Mel Stottlemyre | 282 | NYA |
| +023+ | 5.21 | Milt Pappas | 217 | BAL |
| +026+ | 5.19 | Bob Shaw | 227.7 | SFN |
| +030+ | 5.05 | Jim Bunning | 273 | PHI |
| +039+ | 4.34 | Sonny Siebert | 172.7 | CLE |
| +040+ | 4.17 | Pete Richert | 178 | TEX |
| +042+ | 4.11 | George Brunet | 186 | ANA |
| +045+ | 4.08 | Claude Osteen | 272.7 | LAN |
| +047+ | 3.93 | Denny McLain | 211.3 | DET |
| +054+ | 3.62 | Don Drysdale | 290.3 | LAN |
| +056+ | 3.53 | Bob Veale | 258 | PIT |
| +057+ | 3.53 | Chris Short | 272.3 | PHI |
| +059+ | 3.43 | Jim Perry | 161.7 | MIN |
| +060+ | 3.42 | Steve Barber | 202.7 | BAL |
| +062+ | 3.37 | Bobby Bolin | 156.7 | SFN |
| +063+ | 3.35 | Fred Newman | 252.7 | ANA |
| +068+ | 3.19 | Marcelino Lopez | 215.3 | ANA |
| +071+ | 3.09 | Jim Kaat | 247 | MIN |
| +073+ | 2.99 | Robin Roberts | 183.7 | TOT |
| +074+ | 2.97 | Bob Gibson | 281.7 | SLN |
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