| Starter | Tm | Tier | Game |
|---|---|---|---|
| Juan Marichal | SFN | 7.85 | 196605120_SFN_PIT |
| Jim Bunning | PHI | 6.49 | 196605120_LAN_PHI |
| Sandy Koufax | LAN | 4.38 | 196605100_LAN_PHI |
| Jim Maloney | CIN | 4.11 | 196605101_CIN_ATL |
| Bob Veale | PIT | 2.1 | 196605120_SFN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Stigman | BOS | -1.91 | 196605100_BOS_OAK |
| Wade Blasingame | ATL | -1.75 | 196605120_ATL_SLN |
| Phil Ortega | TEX | -0.77 | 196605120_TEX_ANA |
| Larry Jackson | PHI | -0.58 | 196605110_LAN_PHI |
| Ralph Terry | OAK | -0.55 | 196605100_BOS_OAK |
Based on accumulated WAA for this season up to 1966-05-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.3 | Juan Marichal | 59 | SFN |
| +006+ | 2.11 | Sam McDowell | 52.7 | CLE |
| +007+ | 1.95 | Mel Stottlemyre | 47 | NYA |
| +011+ | 1.67 | Mike Cuellar | 36 | HOU |
| +014+ | 1.54 | Gary Peters | 37 | CHA |
| +015+ | 1.52 | Bob Gibson | 51 | SLN |
| +016+ | 1.51 | Jim Bunning | 53.7 | PHI |
| +017+ | 1.5 | Claude Osteen | 54.7 | LAN |
| +023+ | 1.32 | Luis Tiant | 30 | CLE |
| +025+ | 1.29 | Tommy John | 42.3 | CHA |
| XXXXX | 1.24 | Don Sutton | 54 | LAN |
| XXXXX | 1.24 | Jim Grant | 40.3 | MIN |
| XXXXX | 1.2 | Denny McLain | 40.7 | DET |
| XXXXX | 1.18 | Jim Maloney | 25.7 | CIN |
| XXXXX | 1.16 | Gaylord Perry | 41.3 | SFN |
| XXXXX | 1.16 | Bobby Bolin | 47 | SFN |
| XXXXX | 1.14 | Rollie Sheldon | 33.7 | OAK |
| XXXXX | 1.07 | Sandy Koufax | 46.3 | LAN |
| XXXXX | 1.06 | Barry Latman | 36.3 | HOU |
| XXXXX | 1.06 | Chris Short | 47.7 | PHI |
| XXXXX | 1.02 | Clay Carroll | 25 | ATL |
| XXXXX | 1.02 | Jim O'Toole | 21 | CIN |
| XXXXX | 0.97 | Whitey Ford | 37 | NYA |
| XXXXX | 0.85 | Phil Ortega | 30 | TEX |
| XXXXX | 0.84 | Jack Hamilton | 35.7 | NYN |
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