| Starter | Tm | Tier | Game |
|---|---|---|---|
| Don Drysdale | LAN | 6.83 | 196706290_LAN_CIN |
| Joe Horlen | CHA | 6.82 | 196706270_CHA_BAL |
| Bob Gibson | SLN | 3.68 | 196706290_SFN_SLN |
| Jim Bunning | PHI | 2.88 | 196706290_PHI_NYN |
| Jim McGlothlin | ANA | 2.72 | 196706270_TEX_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lew Krausse | OAK | -2.12 | 196706280_NYA_OAK |
| Dave Giusti | HOU | -2.05 | 196706280_HOU_ATL |
| Don Sutton | LAN | -1.85 | 196706270_LAN_CIN |
| Jack Fisher | NYN | -1.71 | 196706290_PHI_NYN |
| Joe Coleman | TEX | -1.62 | 196706270_TEX_ANA |
Based on accumulated WAA for this season up to 1967-06-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.49 | Juan Marichal | 141.7 | SFN |
| +006+ | 4.41 | Jim McGlothlin | 102 | ANA |
| +013+ | 3.66 | Joe Horlen | 110 | CHA |
| +014+ | 3.48 | Phil Niekro | 78.3 | ATL |
| +015+ | 3.4 | Steve Hargan | 115.3 | CLE |
| +017+ | 3.22 | Don Drysdale | 135.7 | LAN |
| +020+ | 3.16 | Gary Peters | 117 | CHA |
| +029+ | 2.61 | Jim Hunter | 116 | OAK |
| +031+ | 2.55 | Tommy John | 96 | CHA |
| +038+ | 2.34 | Dick Hall | 44.3 | PHI |
| +040+ | 2.24 | Tom Seaver | 111 | NYN |
| +042+ | 2.13 | Rickey Clark | 79.3 | ANA |
| +044+ | 2.11 | Mel Stottlemyre | 105.7 | NYA |
| +046+ | 2.1 | Joe Verbanic | 36 | NYA |
| +052+ | 2 | Ferguson Jenkins | 133.3 | CHN |
| +054+ | 1.9 | Denny Lemaster | 125.7 | ATL |
| +055+ | 1.87 | Paul Lindblad | 67.7 | OAK |
| +056+ | 1.82 | Sonny Siebert | 91 | CLE |
| +058+ | 1.79 | Al Downing | 94 | NYA |
| +060+ | 1.71 | Mel Queen | 87 | CIN |
| +061+ | 1.68 | Gerry Arrigo | 42 | CIN |
| +066+ | 1.58 | Bill Hands | 48 | CHN |
| +067+ | 1.57 | Dean Chance | 131.7 | MIN |
| +068+ | 1.56 | Mike Cuellar | 118.7 | HOU |
| +072+ | 1.49 | Luis Tiant | 87 | CLE |
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