| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 9.23 | 196507200_HOU_LAN |
| Joe Horlen | CHA | 3.36 | 196507190_OAK_CHA |
| Jim Maloney | CIN | 2.85 | 196507181_PIT_CIN |
| Bob Veale | PIT | 2.31 | 196507200_PIT_CIN |
| Jim Kaat | MIN | 1.81 | 196507181_ANA_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Galen Cisco | NYN | -2.87 | 196507200_NYN_ATL |
| Dave Morehead | BOS | -2.03 | 196507180_BOS_CLE |
| Joe Gibbon | PIT | -1.58 | 196507182_PIT_CIN |
| Dave Wickersham | DET | -1.55 | 196507200_TEX_DET |
| Bo Belinsky | PHI | -0.92 | 196507180_PHI_SLN |
Based on accumulated WAA for this season up to 1965-07-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.71 | Juan Marichal | 177 | SFN |
| +002+ | 6.6 | Sandy Koufax | 187 | LAN |
| +004+ | 5.19 | Vern Law | 136.3 | PIT |
| +005+ | 5.12 | Milt Pappas | 127.3 | BAL |
| +010+ | 4.5 | Sam McDowell | 137 | CLE |
| +013+ | 4.08 | Jim Kaat | 150.7 | MIN |
| +017+ | 3.92 | Claude Osteen | 172.3 | LAN |
| +019+ | 3.81 | Don Drysdale | 186.3 | LAN |
| +024+ | 3.55 | Bob Shaw | 120.3 | SFN |
| +028+ | 3.26 | Joe Horlen | 132.3 | CHA |
| +030+ | 3.19 | Turk Farrell | 127.7 | HOU |
| +034+ | 3.04 | Mel Stottlemyre | 166 | NYA |
| +035+ | 3.04 | Marcelino Lopez | 142 | ANA |
| +036+ | 2.94 | George Brunet | 89 | ANA |
| +041+ | 2.71 | Jim Maloney | 138.3 | CIN |
| +042+ | 2.67 | Bob Gibson | 174 | SLN |
| +046+ | 2.55 | Sonny Siebert | 96 | CLE |
| +052+ | 2.34 | Jim Perry | 66.3 | MIN |
| +057+ | 2.25 | Fred Newman | 155 | ANA |
| +062+ | 2.07 | Lee Stange | 77.7 | CLE |
| +064+ | 2.03 | Bobby Bolin | 72 | SFN |
| +066+ | 1.97 | Steve Hamilton | 39 | NYA |
| +067+ | 1.91 | Jim Bunning | 150 | PHI |
| +068+ | 1.9 | Claude Raymond | 78 | HOU |
| +069+ | 1.89 | Tracy Stallard | 115.7 | SLN |
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