| Starter | Tm | Tier | Game |
|---|---|---|---|
| Juan Marichal | SFN | 16.52 | 196508220_LAN_SFN |
| Sandy Koufax | LAN | 10.02 | 196508220_LAN_SFN |
| Sam McDowell | CLE | 4.86 | 196508220_CLE_TEX |
| Vern Law | PIT | 4.77 | 196508230_SFN_PIT |
| Jim Bunning | PHI | 3.21 | 196508220_CIN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ray Sadecki | SLN | -5.71 | 196508240_CHN_SLN |
| Al Jackson | NYN | -1.52 | 196508240_LAN_NYN |
| John Tsitouris | CIN | -1.4 | 196508220_CIN_PHI |
| Phil Ortega | TEX | -1.12 | 196508220_CLE_TEX |
| Don Nottebart | HOU | -1.1 | 196508240_HOU_PHI |
Based on accumulated WAA for this season up to 1965-08-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.9 | Juan Marichal | 237 | SFN |
| +002+ | 8.04 | Sandy Koufax | 256 | LAN |
| +004+ | 7.16 | Vern Law | 195.3 | PIT |
| +007+ | 6.08 | Sam McDowell | 197 | CLE |
| +012+ | 5.4 | Bob Shaw | 183 | SFN |
| +014+ | 5.26 | Mel Stottlemyre | 232 | NYA |
| +017+ | 4.9 | Milt Pappas | 166.7 | BAL |
| +022+ | 4.66 | Claude Osteen | 220 | LAN |
| +023+ | 4.62 | George Brunet | 152.7 | ANA |
| +026+ | 4.49 | Sonny Siebert | 135.7 | CLE |
| +027+ | 4.42 | Jim Bunning | 213.7 | PHI |
| +030+ | 4.22 | Marcelino Lopez | 192.3 | ANA |
| +035+ | 4.03 | Jim Maloney | 194 | CIN |
| +037+ | 3.74 | Jim Kaat | 202.7 | MIN |
| +039+ | 3.68 | Don Drysdale | 246.3 | LAN |
| +042+ | 3.47 | Pete Richert | 144.7 | TEX |
| +046+ | 3.39 | Chris Short | 219 | PHI |
| +050+ | 3.31 | Denny McLain | 180.3 | DET |
| +054+ | 3.19 | Jim Perry | 118.3 | MIN |
| +059+ | 2.9 | Bob Gibson | 228.3 | SLN |
| +066+ | 2.74 | Bobby Bolin | 103.3 | SFN |
| +067+ | 2.71 | Al McBean | 91 | PIT |
| +077+ | 2.22 | Robin Roberts | 141.7 | TOT |
| +083+ | 2.11 | Bob Veale | 205.3 | PIT |
| +091+ | 2.01 | Turk Farrell | 174 | HOU |
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