| Starter | Tm | Tier | Game |
|---|---|---|---|
| Juan Marichal | SFN | 15.11 | 196509021_SFN_PHI |
| Sandy Koufax | LAN | 10.39 | 196509011_LAN_PIT |
| Vern Law | PIT | 5.03 | 196509012_LAN_PIT |
| Milt Pappas | BAL | 4.27 | 196509022_CHA_BAL |
| Mel Stottlemyre | NYA | 3.13 | 196509010_NYA_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ray Sadecki | SLN | -6.12 | 196509030_NYN_SLN |
| Jim O'Toole | CIN | -4.66 | 196509030_PHI_CIN |
| Bob Hendley | CHN | -3.6 | 196509020_SLN_CHN |
| Denny Lemaster | ATL | -1.21 | 196509012_ATL_CIN |
| Earl Wilson | BOS | -1.19 | 196509020_BOS_TEX |
Based on accumulated WAA for this season up to 1965-09-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.57 | Juan Marichal | 244 | SFN |
| +002+ | 8.6 | Sandy Koufax | 274.7 | LAN |
| +007+ | 7.04 | Vern Law | 208.3 | PIT |
| +008+ | 6.64 | Sam McDowell | 213.3 | CLE |
| +016+ | 5.23 | Bob Shaw | 194.3 | SFN |
| +017+ | 5.15 | Sonny Siebert | 143.3 | CLE |
| +018+ | 5.01 | Mel Stottlemyre | 241 | NYA |
| +023+ | 4.78 | Jim Bunning | 230.7 | PHI |
| +024+ | 4.71 | Jim Maloney | 208.3 | CIN |
| +033+ | 4.46 | Milt Pappas | 184.3 | BAL |
| +034+ | 4.33 | George Brunet | 164.7 | ANA |
| +043+ | 3.74 | Jim Kaat | 223 | MIN |
| +048+ | 3.45 | Don Drysdale | 260.7 | LAN |
| +050+ | 3.43 | Denny McLain | 186.3 | DET |
| +053+ | 3.33 | Marcelino Lopez | 202.3 | ANA |
| +055+ | 3.17 | Jim Perry | 133.3 | MIN |
| +056+ | 3.14 | Claude Osteen | 234 | LAN |
| +059+ | 3.03 | Pete Richert | 149.7 | TEX |
| +063+ | 2.96 | Bob Gibson | 244.7 | SLN |
| +073+ | 2.73 | Al McBean | 99.7 | PIT |
| +081+ | 2.52 | Bobby Bolin | 121.3 | SFN |
| +083+ | 2.46 | Joe Horlen | 185.3 | CHA |
| +085+ | 2.41 | Bob Veale | 221 | PIT |
| +087+ | 2.36 | Robin Roberts | 156 | TOT |
| +089+ | 2.27 | Chris Short | 228.3 | PHI |
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