| Starter | Tm | Tier | Game |
|---|---|---|---|
| Juan Marichal | SFN | 13.48 | 196509050_SFN_CHN |
| Sandy Koufax | LAN | 10 | 196509050_LAN_HOU |
| Sonny Siebert | CLE | 3.46 | 196509061_TEX_CLE |
| Jim Maloney | CIN | 3.23 | 196509062_PIT_CIN |
| Milt Pappas | BAL | 3.05 | 196509061_BAL_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Phil Ortega | TEX | -2.12 | 196509052_TEX_DET |
| Jim Lonborg | BOS | -1.02 | 196509050_BOS_NYA |
| Bo Belinsky | PHI | -1.02 | 196509061_PHI_SLN |
| Joe Gibbon | PIT | -1.01 | 196509062_PIT_CIN |
| Bob Sadowski | ATL | -0.75 | 196509050_PIT_ATL |
Based on accumulated WAA for this season up to 1965-09-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.78 | Juan Marichal | 253 | SFN |
| +002+ | 8.63 | Sandy Koufax | 281.7 | LAN |
| +005+ | 7.4 | Sam McDowell | 223.3 | CLE |
| +008+ | 7.03 | Vern Law | 208.3 | PIT |
| +013+ | 5.56 | Bob Shaw | 202 | SFN |
| +017+ | 5.18 | Sonny Siebert | 149.3 | CLE |
| +021+ | 4.84 | Mel Stottlemyre | 248 | NYA |
| +029+ | 4.61 | Jim Bunning | 239 | PHI |
| +027+ | 4.61 | Jim Maloney | 215.3 | CIN |
| +030+ | 4.6 | Milt Pappas | 189.3 | BAL |
| +036+ | 4.36 | George Brunet | 166 | ANA |
| +045+ | 3.76 | Jim Kaat | 224 | MIN |
| +048+ | 3.64 | Bob Gibson | 253.7 | SLN |
| +049+ | 3.6 | Marcelino Lopez | 211.7 | ANA |
| +050+ | 3.56 | Jim Perry | 141 | MIN |
| +052+ | 3.5 | Pete Richert | 158 | TEX |
| +054+ | 3.38 | Denny McLain | 186.3 | DET |
| +058+ | 3.14 | Joe Horlen | 194.3 | CHA |
| +063+ | 3.06 | Claude Osteen | 242 | LAN |
| +067+ | 2.93 | Bob Veale | 230 | PIT |
| +074+ | 2.85 | Al McBean | 106.3 | PIT |
| +078+ | 2.79 | Don Drysdale | 269.3 | LAN |
| +086+ | 2.47 | Bobby Bolin | 121.3 | SFN |
| +088+ | 2.34 | Steve Barber | 172 | BAL |
| +089+ | 2.32 | Joe Sparma | 141 | DET |
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