| Starter | Tm | Tier | Game |
|---|---|---|---|
| Juan Marichal | SFN | 16.58 | 196706200_CIN_SFN |
| Gary Peters | CHA | 4.47 | 196706181_NYA_CHA |
| Bob Gibson | SLN | 4.11 | 196706190_SLN_HOU |
| Sonny Siebert | CLE | 4.02 | 196706192_OAK_CLE |
| Mel Stottlemyre | NYA | 3.91 | 196706200_BOS_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mickey Lolich | DET | -2.94 | 196706191_ANA_DET |
| Fred Talbot | NYA | -2.89 | 196706182_NYA_CHA |
| Phil Ortega | TEX | -2.54 | 196706180_BOS_TEX |
| Lew Krausse | OAK | -2.15 | 196706192_OAK_CLE |
| Bob Hendley | NYN | -1.58 | 196706200_NYN_PHI |
Based on accumulated WAA for this season up to 1967-06-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.09 | Juan Marichal | 133.7 | SFN |
| +006+ | 4.15 | Jim McGlothlin | 88 | ANA |
| +010+ | 3.4 | Don Drysdale | 116.3 | LAN |
| +014+ | 2.96 | Gary Peters | 104 | CHA |
| +015+ | 2.9 | Steve Hargan | 106.3 | CLE |
| +021+ | 2.67 | Phil Niekro | 57.7 | ATL |
| +022+ | 2.59 | Joe Horlen | 94 | CHA |
| +023+ | 2.54 | Tommy John | 88 | CHA |
| +025+ | 2.45 | Al Downing | 81 | NYA |
| +026+ | 2.37 | Denny Lemaster | 117.7 | ATL |
| +034+ | 2.28 | Tom Seaver | 95.7 | NYN |
| +040+ | 2.07 | Gerry Arrigo | 41.3 | CIN |
| +045+ | 1.93 | Mel Stottlemyre | 100.3 | NYA |
| +048+ | 1.9 | Jim Hunter | 99 | OAK |
| +050+ | 1.89 | Sonny Siebert | 89 | CLE |
| +052+ | 1.82 | Mel Queen | 80 | CIN |
| +056+ | 1.78 | Luis Tiant | 75 | CLE |
| +059+ | 1.73 | Dick Hughes | 78 | SLN |
| +061+ | 1.68 | Gary Bell | 94.7 | TOT |
| +062+ | 1.67 | Dick Hall | 36 | PHI |
| +063+ | 1.64 | Paul Lindblad | 56.7 | OAK |
| +064+ | 1.61 | Jim Merritt | 59.3 | MIN |
| +067+ | 1.54 | Mike Cuellar | 110.7 | HOU |
| +070+ | 1.48 | Jim O'Toole | 40 | CHA |
| +071+ | 1.41 | Clyde Wright | 22 | ANA |
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