| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 11.97 | 196509290_CIN_LAN |
| Sam McDowell | CLE | 8.29 | 196509290_NYA_CLE |
| Jim Maloney | CIN | 4.48 | 196509290_CIN_LAN |
| Bob Shaw | SFN | 3.13 | 196509290_SLN_SFN |
| Jim Bunning | PHI | 3.02 | 196509270_CHN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim O'Toole | CIN | -6.87 | 196509280_CIN_LAN |
| Bob Hendley | CHN | -2.6 | 196509290_CHN_PHI |
| Diego Segui | OAK | -1.88 | 196509290_OAK_TEX |
| Jack Lamabe | HOU | -1.17 | 196509290_ATL_HOU |
| Dave Morehead | BOS | -1 | 196509280_ANA_BOS |
Based on accumulated WAA for this season up to 1965-09-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.6 | Sandy Koufax | 326.7 | LAN |
| +003+ | 9.2 | Juan Marichal | 288.3 | SFN |
| +005+ | 8.41 | Sam McDowell | 264 | CLE |
| +011+ | 6.61 | Vern Law | 217.3 | PIT |
| +014+ | 6.04 | Mel Stottlemyre | 282 | NYA |
| +017+ | 5.74 | Jim Maloney | 255.3 | CIN |
| +021+ | 5.45 | Jim Bunning | 282 | PHI |
| +029+ | 5.13 | Milt Pappas | 217 | BAL |
| +034+ | 4.86 | Bob Shaw | 235 | SFN |
| +038+ | 4.63 | George Brunet | 193 | ANA |
| +040+ | 4.42 | Pete Richert | 187 | TEX |
| +043+ | 4.32 | Claude Osteen | 280 | LAN |
| +044+ | 4.22 | Sonny Siebert | 179.7 | CLE |
| +045+ | 4.2 | Don Drysdale | 299.3 | LAN |
| +051+ | 3.83 | Denny McLain | 211.3 | DET |
| +054+ | 3.8 | Chris Short | 282.3 | PHI |
| +055+ | 3.74 | Jim Kaat | 256 | MIN |
| +056+ | 3.72 | Fred Newman | 260.7 | ANA |
| +061+ | 3.44 | Steve Barber | 211.7 | BAL |
| +062+ | 3.38 | Bob Veale | 258 | PIT |
| +065+ | 3.27 | Jim Perry | 165.7 | MIN |
| +072+ | 3.12 | Marcelino Lopez | 215.3 | ANA |
| +074+ | 3.02 | Al McBean | 113 | PIT |
| +077+ | 2.94 | Bobby Bolin | 157.3 | SFN |
| +078+ | 2.91 | Robin Roberts | 183.7 | TOT |
_