| Starter | Tm | Tier | Game |
|---|---|---|---|
| Luis Tiant | CLE | 5.66 | 196806231_DET_CLE |
| Joe Horlen | CHA | 5.37 | 196806211_BOS_CHA |
| Don Drysdale | LAN | 4.97 | 196806220_LAN_NYN |
| Mike Cuellar | HOU | 2.35 | 196806210_PHI_HOU |
| Chris Short | PHI | 2.33 | 196806220_PHI_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Sparma | DET | -4.13 | 196806232_DET_CLE |
| Tony Cloninger | CIN | -4.07 | 196806231_CHN_CIN |
| Joe Niekro | CHN | -3.35 | 196806210_CHN_CIN |
| Ray Culp | BOS | -3.14 | 196806211_BOS_CHA |
| Ray Washburn | SLN | -1.3 | 196806220_ATL_SLN |
Based on accumulated WAA for this season up to 1968-06-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.03 | Bob Gibson | 133.7 | SLN |
| +003+ | 4.97 | Luis Tiant | 127.3 | CLE |
| +004+ | 4.9 | Don Drysdale | 132.3 | LAN |
| +008+ | 3.47 | Jerry Koosman | 113.3 | NYN |
| +009+ | 3.46 | Jim Nash | 101.3 | OAK |
| +010+ | 3.39 | Woodie Fryman | 123.7 | PHI |
| +011+ | 3.25 | Sam McDowell | 126.7 | CLE |
| +018+ | 2.8 | Denny McLain | 136 | DET |
| +022+ | 2.43 | Tommy John | 90.3 | CHA |
| +024+ | 2.36 | Bill Singer | 122.7 | LAN |
| +026+ | 2.17 | Johnny Odom | 85.3 | OAK |
| +028+ | 2.06 | Bob Veale | 107.7 | PIT |
| +029+ | 2.03 | Stan Williams | 80.3 | CLE |
| +032+ | 1.98 | Stan Bahnsen | 103.3 | NYA |
| +034+ | 1.96 | Dave McNally | 101.7 | BAL |
| +035+ | 1.93 | Jose Santiago | 114.7 | BOS |
| +039+ | 1.85 | Tom Seaver | 123.7 | NYN |
| +041+ | 1.83 | Mike Cuellar | 64.3 | HOU |
| +043+ | 1.83 | Larry Jaster | 66 | SLN |
| +042+ | 1.83 | Ferguson Jenkins | 129.7 | CHN |
| +044+ | 1.82 | Mel Stottlemyre | 122.7 | NYA |
| +049+ | 1.74 | Dick Selma | 71 | NYN |
| +053+ | 1.72 | Juan Marichal | 155.7 | SFN |
| +057+ | 1.69 | Chris Short | 120.3 | PHI |
| +060+ | 1.61 | Pat Jarvis | 122.7 | ATL |
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