| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 9.46 | 196508260_LAN_NYN |
| Vern Law | PIT | 5.25 | 196508270_HOU_PIT |
| Sam McDowell | CLE | 4.91 | 196508270_CLE_MIN |
| Milt Pappas | BAL | 3.91 | 196508250_BAL_CHA |
| Jim Bunning | PHI | 2.97 | 196508260_HOU_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Purkey | SLN | -4.51 | 196508260_CHN_SLN |
| Dave Morehead | BOS | -2.21 | 196508260_TEX_BOS |
| Phil Ortega | TEX | -1.59 | 196508260_TEX_BOS |
| Bob Buhl | CHN | -1.4 | 196508270_CHN_ATL |
| Denny Lemaster | ATL | -1.1 | 196508250_CIN_ATL |
Based on accumulated WAA for this season up to 1965-08-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.83 | Juan Marichal | 237 | SFN |
| +002+ | 8.29 | Sandy Koufax | 263 | LAN |
| +006+ | 6.55 | Vern Law | 199.3 | PIT |
| +009+ | 5.83 | Sam McDowell | 203.3 | CLE |
| +011+ | 5.46 | Milt Pappas | 175.7 | BAL |
| +012+ | 5.36 | Mel Stottlemyre | 232 | NYA |
| +013+ | 5.34 | Bob Shaw | 183 | SFN |
| +025+ | 4.65 | George Brunet | 152.7 | ANA |
| +026+ | 4.58 | Sonny Siebert | 136.3 | CLE |
| +031+ | 4.26 | Marcelino Lopez | 192.3 | ANA |
| +032+ | 4.21 | Jim Bunning | 220.7 | PHI |
| +034+ | 4.12 | Jim Kaat | 211.7 | MIN |
| +037+ | 4 | Jim Maloney | 194 | CIN |
| +042+ | 3.65 | Claude Osteen | 224.7 | LAN |
| +045+ | 3.51 | Pete Richert | 144.7 | TEX |
| +046+ | 3.44 | Chris Short | 219 | PHI |
| +048+ | 3.38 | Denny McLain | 180.3 | DET |
| +051+ | 3.29 | Don Drysdale | 253.3 | LAN |
| +054+ | 3.21 | Jim Perry | 118.3 | MIN |
| +061+ | 2.95 | Bobby Bolin | 111.3 | SFN |
| +067+ | 2.74 | Bob Veale | 214.3 | PIT |
| +076+ | 2.53 | Al McBean | 97 | PIT |
| +084+ | 2.21 | Joe Horlen | 179.3 | CHA |
| +085+ | 2.21 | Bob Gibson | 235.7 | SLN |
| +090+ | 2.11 | Robin Roberts | 147.7 | TOT |
_