| Starter | Tm | Tier | Game |
|---|---|---|---|
| Juan Marichal | SFN | 12.67 | 196506280_LAN_SFN |
| Sandy Koufax | LAN | 9.85 | 196506290_LAN_SFN |
| Milt Pappas | BAL | 4.28 | 196506290_DET_BAL |
| Joe Horlen | CHA | 4.26 | 196506290_CHA_MIN |
| Bob Veale | PIT | 3.86 | 196506270_PIT_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Al Jackson | NYN | -3.92 | 196506270_NYN_HOU |
| Bob Hendley | CHN | -3.74 | 196506272_CHN_SLN |
| Buster Narum | TEX | -2.71 | 196506290_NYA_TEX |
| Bob Purkey | SLN | -2.5 | 196506290_SLN_PHI |
| Bo Belinsky | PHI | -1.68 | 196506290_SLN_PHI |
Based on accumulated WAA for this season up to 1965-06-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.57 | Juan Marichal | 142 | SFN |
| +002+ | 5.39 | Sandy Koufax | 146.3 | LAN |
| +003+ | 4.89 | Vern Law | 105 | PIT |
| +007+ | 4.33 | Jim Kaat | 124.7 | MIN |
| +009+ | 4.15 | Milt Pappas | 107.3 | BAL |
| +014+ | 3.71 | Claude Osteen | 138.7 | LAN |
| +015+ | 3.59 | Don Drysdale | 147.3 | LAN |
| +016+ | 3.58 | Turk Farrell | 103.7 | HOU |
| +018+ | 3.41 | Sam McDowell | 105.3 | CLE |
| +021+ | 3.09 | Mel Stottlemyre | 131 | NYA |
| +028+ | 2.71 | Joe Horlen | 106.7 | CHA |
| +030+ | 2.65 | Jim Maloney | 109.3 | CIN |
| +034+ | 2.62 | Bob Gibson | 141 | SLN |
| +040+ | 2.34 | Bob Veale | 125 | PIT |
| +043+ | 2.27 | George Brunet | 68 | ANA |
| +044+ | 2.25 | Ralph Terry | 104 | CLE |
| +059+ | 1.78 | Sonny Siebert | 71 | CLE |
| +058+ | 1.78 | Bob Shaw | 88 | SFN |
| +060+ | 1.71 | Pete Richert | 86.7 | TEX |
| +070+ | 1.48 | Sammy Ellis | 128 | CIN |
| +073+ | 1.45 | Marcelino Lopez | 107.3 | ANA |
| +076+ | 1.42 | Jim Lonborg | 92 | BOS |
| +077+ | 1.41 | John Buzhardt | 80.7 | CHA |
| +079+ | 1.4 | Rollie Sheldon | 73 | TOT |
| +086+ | 1.36 | Wade Blasingame | 108.7 | ATL |
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