| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 11.97 | 196509290_CIN_LAN |
| Juan Marichal | SFN | 9.93 | 196509300_CIN_SFN |
| Sam McDowell | CLE | 8.29 | 196509290_NYA_CLE |
| Jim Maloney | CIN | 4.48 | 196509290_CIN_LAN |
| Milt Pappas | BAL | 3.22 | 196509300_MIN_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ray Sadecki | SLN | -5.25 | 196510010_SLN_HOU |
| Bob Hendley | CHN | -2.6 | 196509290_CHN_PHI |
| Diego Segui | OAK | -1.88 | 196509290_OAK_TEX |
| Denny Lemaster | ATL | -1.25 | 196510010_ATL_LAN |
| Jack Lamabe | HOU | -1.17 | 196509290_ATL_HOU |
Based on accumulated WAA for this season up to 1965-10-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.61 | Sandy Koufax | 326.7 | LAN |
| +004+ | 9.36 | Juan Marichal | 295.3 | SFN |
| +006+ | 8.41 | Sam McDowell | 264 | CLE |
| +011+ | 6.62 | Vern Law | 217.3 | PIT |
| +015+ | 6.04 | Mel Stottlemyre | 282 | NYA |
| +017+ | 5.75 | Jim Maloney | 255.3 | CIN |
| +021+ | 5.46 | Jim Bunning | 282 | PHI |
| +033+ | 4.93 | Don Drysdale | 308.3 | LAN |
| +034+ | 4.87 | Bob Shaw | 235 | SFN |
| +038+ | 4.68 | Claude Osteen | 287 | LAN |
| +039+ | 4.63 | George Brunet | 193 | ANA |
| +040+ | 4.45 | Milt Pappas | 221.3 | BAL |
| +041+ | 4.42 | Pete Richert | 187 | TEX |
| +044+ | 4.23 | Sonny Siebert | 179.7 | CLE |
| +047+ | 4.06 | Jim Kaat | 262.3 | MIN |
| +053+ | 3.84 | Denny McLain | 211.3 | DET |
| +055+ | 3.82 | Bob Veale | 266 | PIT |
| +057+ | 3.8 | Chris Short | 282.3 | PHI |
| +058+ | 3.72 | Fred Newman | 260.7 | ANA |
| +063+ | 3.46 | Steve Barber | 211.7 | BAL |
| +067+ | 3.28 | Jim Perry | 165.7 | MIN |
| +069+ | 3.12 | Marcelino Lopez | 215.3 | ANA |
| +073+ | 3.08 | Robin Roberts | 190.7 | TOT |
| +074+ | 3.04 | Dave McNally | 198.7 | BAL |
| +076+ | 3.03 | Al McBean | 113 | PIT |
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