| Starter | Tm | Tier | Game |
|---|---|---|---|
| Juan Marichal | SFN | 18.48 | 196507210_CIN_SFN |
| Sandy Koufax | LAN | 9.23 | 196507200_HOU_LAN |
| Milt Pappas | BAL | 5.62 | 196507211_OAK_BAL |
| Joe Horlen | CHA | 3.36 | 196507190_OAK_CHA |
| Sam McDowell | CLE | 2.98 | 196507211_CLE_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Al Jackson | NYN | -2.95 | 196507210_NYN_PIT |
| Buster Narum | TEX | -1.95 | 196507210_ANA_TEX |
| Diego Segui | OAK | -1.79 | 196507212_OAK_BAL |
| Dave Wickersham | DET | -1.55 | 196507200_TEX_DET |
| Bob Heffner | BOS | -0.91 | 196507212_MIN_BOS |
Based on accumulated WAA for this season up to 1965-07-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.51 | Juan Marichal | 185 | SFN |
| +002+ | 6.61 | Sandy Koufax | 187 | LAN |
| +003+ | 5.7 | Milt Pappas | 134.3 | BAL |
| +005+ | 5.2 | Vern Law | 136.3 | PIT |
| +013+ | 4.41 | Sam McDowell | 138 | CLE |
| +018+ | 3.87 | Jim Kaat | 155.7 | MIN |
| +019+ | 3.82 | Don Drysdale | 186.3 | LAN |
| +021+ | 3.79 | George Brunet | 99 | ANA |
| +024+ | 3.53 | Bob Shaw | 120.3 | SFN |
| +029+ | 3.26 | Joe Horlen | 132.3 | CHA |
| +030+ | 3.25 | Claude Osteen | 174.3 | LAN |
| +031+ | 3.2 | Turk Farrell | 127.7 | HOU |
| +035+ | 3.03 | Mel Stottlemyre | 166 | NYA |
| +036+ | 3.03 | Marcelino Lopez | 142 | ANA |
| +040+ | 2.85 | Bob Gibson | 181 | SLN |
| +041+ | 2.74 | Sonny Siebert | 103 | CLE |
| +043+ | 2.7 | Jim Maloney | 138.3 | CIN |
| +054+ | 2.35 | Jim Perry | 66.3 | MIN |
| +059+ | 2.24 | Fred Newman | 155 | ANA |
| +062+ | 2.05 | Steve Hamilton | 40 | NYA |
| +064+ | 2.02 | Bobby Bolin | 72 | SFN |
| +065+ | 1.96 | Lee Stange | 78.7 | CLE |
| +069+ | 1.91 | Claude Raymond | 78 | HOU |
| +068+ | 1.91 | Tracy Stallard | 115.7 | SLN |
| +070+ | 1.91 | Jim Bunning | 150 | PHI |
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