| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 9.27 | 196507030_LAN_HOU |
| Milt Pappas | BAL | 4.35 | 196507040_BAL_CLE |
| Bob Veale | PIT | 3.17 | 196507051_PIT_PHI |
| Jim Maloney | CIN | 2.94 | 196507050_LAN_CIN |
| Jim Kaat | MIN | 2.22 | 196507030_MIN_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Galen Cisco | NYN | -3.25 | 196507040_SLN_NYN |
| Bob Purkey | SLN | -3 | 196507040_SLN_NYN |
| Art Mahaffey | PHI | -2.78 | 196507052_PIT_PHI |
| Dave Morehead | BOS | -2.18 | 196507052_BOS_MIN |
| Diego Segui | OAK | -2.06 | 196507030_MIN_OAK |
Based on accumulated WAA for this season up to 1965-07-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.2 | Juan Marichal | 151 | SFN |
| +002+ | 5.9 | Sandy Koufax | 155.3 | LAN |
| +003+ | 5.32 | Vern Law | 121 | PIT |
| +009+ | 4.33 | Milt Pappas | 115.3 | BAL |
| +010+ | 4.19 | Jim Kaat | 129.3 | MIN |
| +012+ | 4.08 | Claude Osteen | 153.7 | LAN |
| +014+ | 3.9 | Sam McDowell | 119.3 | CLE |
| +016+ | 3.65 | Don Drysdale | 156 | LAN |
| +018+ | 3.37 | Mel Stottlemyre | 140 | NYA |
| +023+ | 3.07 | Turk Farrell | 119 | HOU |
| +034+ | 2.67 | George Brunet | 76 | ANA |
| +037+ | 2.58 | Bob Gibson | 150 | SLN |
| +039+ | 2.53 | Ralph Terry | 113 | CLE |
| +042+ | 2.47 | Joe Horlen | 111.7 | CHA |
| +043+ | 2.37 | Bob Veale | 138.7 | PIT |
| +044+ | 2.36 | Jim Maloney | 124 | CIN |
| +047+ | 2.29 | Sonny Siebert | 80 | CLE |
| +048+ | 2.23 | Bobby Bolin | 66.7 | SFN |
| +053+ | 2.11 | Pete Richert | 91.7 | TEX |
| +058+ | 1.93 | Jim Bunning | 128.3 | PHI |
| +061+ | 1.89 | Claude Raymond | 73 | HOU |
| +062+ | 1.87 | Bob Shaw | 95 | SFN |
| +065+ | 1.83 | Ray Culp | 77 | PHI |
| +067+ | 1.77 | Marcelino Lopez | 112.3 | ANA |
| +075+ | 1.6 | Fred Newman | 140 | ANA |
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