| Starter | Tm | Tier | Game |
|---|---|---|---|
| Juan Marichal | SFN | 17.09 | 196507170_HOU_SFN |
| Sandy Koufax | LAN | 8.27 | 196507160_CHN_LAN |
| Milt Pappas | BAL | 5.56 | 196507160_BAL_DET |
| Bob Veale | PIT | 3.75 | 196507160_PIT_ATL |
| Joe Horlen | CHA | 3 | 196507150_ANA_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Diego Segui | OAK | -2.81 | 196507160_OAK_MIN |
| Bob Purkey | SLN | -2.78 | 196507170_NYN_SLN |
| Buster Narum | TEX | -2.18 | 196507170_TEX_NYA |
| Al Jackson | NYN | -2.15 | 196507160_NYN_SLN |
| Earl Wilson | BOS | -1.02 | 196507170_BOS_CLE |
Based on accumulated WAA for this season up to 1965-07-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.78 | Juan Marichal | 177 | SFN |
| +002+ | 6.38 | Sandy Koufax | 178 | LAN |
| +004+ | 5.14 | Milt Pappas | 127.3 | BAL |
| +008+ | 4.68 | Vern Law | 127.3 | PIT |
| +010+ | 4.55 | Sam McDowell | 137 | CLE |
| +013+ | 4.07 | Jim Kaat | 145 | MIN |
| +015+ | 4.02 | Claude Osteen | 172.3 | LAN |
| +019+ | 3.6 | Don Drysdale | 177.3 | LAN |
| +023+ | 3.43 | Joe Horlen | 126 | CHA |
| +028+ | 3.21 | Turk Farrell | 127.7 | HOU |
| +030+ | 2.96 | George Brunet | 89 | ANA |
| +034+ | 2.84 | Bob Shaw | 111.3 | SFN |
| +036+ | 2.77 | Mel Stottlemyre | 157 | NYA |
| +037+ | 2.74 | Jim Maloney | 133 | CIN |
| +040+ | 2.72 | Bob Gibson | 174 | SLN |
| +043+ | 2.69 | Bobby Bolin | 72 | SFN |
| +045+ | 2.59 | Sonny Siebert | 96 | CLE |
| +049+ | 2.51 | Marcelino Lopez | 133 | ANA |
| +050+ | 2.33 | Bob Veale | 149.7 | PIT |
| +051+ | 2.32 | Fred Newman | 148 | ANA |
| +054+ | 2.27 | Jim Bunning | 144 | PHI |
| +061+ | 2.04 | Jim Perry | 57.3 | MIN |
| +066+ | 1.93 | Claude Raymond | 73 | HOU |
| +072+ | 1.76 | Tommy John | 93 | CHA |
| +074+ | 1.73 | Pete Richert | 99.3 | TEX |
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