| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Bunning | PIT | 8.04 | 196805060_PIT_ATL |
| Joe Horlen | CHA | 5.67 | 196805070_CHA_ANA |
| Bob Gibson | SLN | 5.02 | 196805060_NYN_SLN |
| Gaylord Perry | SFN | 4.14 | 196805060_SFN_HOU |
| Steve Hargan | CLE | 3.55 | 196805080_CLE_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sammy Ellis | ANA | -5.14 | 196805070_CHA_ANA |
| Dick Ellsworth | BOS | -3.18 | 196805080_BOS_TEX |
| Joe Sparma | DET | -1.41 | 196805060_DET_BAL |
| Rich Nye | CHN | -0.7 | 196805070_LAN_CHN |
| Denny Lemaster | HOU | -0.67 | 196805060_SFN_HOU |
Based on accumulated WAA for this season up to 1968-05-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 1.94 | Bill Monbouquette | 47 | NYA |
| +004+ | 1.88 | Bob Gibson | 55 | SLN |
| +006+ | 1.85 | Ray Sadecki | 50.7 | SFN |
| +009+ | 1.64 | Luis Tiant | 43.3 | CLE |
| +011+ | 1.52 | Jose Santiago | 41 | BOS |
| +012+ | 1.47 | Camilo Pascual | 38.3 | TEX |
| +013+ | 1.4 | Tom Seaver | 52 | NYN |
| +014+ | 1.39 | Nolan Ryan | 35.3 | NYN |
| +019+ | 1.36 | Chris Short | 53.3 | PHI |
| +020+ | 1.34 | Jim Merritt | 51 | MIN |
| +021+ | 1.3 | Gerry Arrigo | 40.3 | CIN |
| XXXXX | 1.23 | Jerry Koosman | 42.7 | NYN |
| XXXXX | 1.21 | Al McBean | 47.7 | PIT |
| XXXXX | 1.21 | Dave McNally | 41 | BAL |
| XXXXX | 1.14 | Sam McDowell | 45.3 | CLE |
| XXXXX | 1.11 | George Culver | 44 | CIN |
| XXXXX | 1.03 | Denny McLain | 50 | DET |
| XXXXX | 1.01 | Tom Phoebus | 47.7 | BAL |
| XXXXX | 0.96 | Bob Veale | 40.7 | PIT |
| XXXXX | 0.94 | Dave Giusti | 41 | HOU |
| XXXXX | 0.9 | Jim Perry | 41.3 | MIN |
| XXXXX | 0.87 | Don Cardwell | 30.3 | NYN |
| XXXXX | 0.84 | Bill Singer | 46 | LAN |
| XXXXX | 0.76 | Tommy John | 36 | CHA |
| XXXXX | 0.73 | Rickey Clark | 32.3 | ANA |
_