| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Horlen | CHA | 9.17 | 196805290_BAL_CHA |
| Jim Bunning | PIT | 4.12 | 196805301_NYN_PIT |
| Luis Tiant | CLE | 4.07 | 196805310_TEX_CLE |
| Mike Cuellar | HOU | 2.82 | 196805300_HOU_ATL |
| Don Drysdale | LAN | 2.63 | 196805310_SFN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Milt Pappas | CIN | -5.01 | 196805290_LAN_CIN |
| Sammy Ellis | ANA | -4.84 | 196805310_ANA_OAK |
| Dick Ellsworth | BOS | -4.6 | 196805300_BOS_OAK |
| Fred Talbot | NYA | -2.76 | 196805302_TEX_NYA |
| Joe Sparma | DET | -2.26 | 196805300_DET_ANA |
Based on accumulated WAA for this season up to 1968-05-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.3 | Don Drysdale | 95 | LAN |
| +004+ | 2.95 | Luis Tiant | 85.3 | CLE |
| +006+ | 2.65 | Bob Gibson | 88.7 | SLN |
| +007+ | 2.56 | Tommy John | 76.7 | CHA |
| +009+ | 2.33 | Stan Williams | 47.7 | CLE |
| +012+ | 2.31 | Sam McDowell | 88.3 | CLE |
| +015+ | 2.18 | Pat Jarvis | 88.3 | ATL |
| +014+ | 2.18 | Joe Horlen | 71 | CHA |
| +016+ | 2.15 | Jerry Koosman | 79.3 | NYN |
| +017+ | 2.05 | Dave Giusti | 82 | HOU |
| +021+ | 1.88 | Denny McLain | 89 | DET |
| +022+ | 1.83 | Tom Seaver | 94 | NYN |
| +028+ | 1.69 | Bill Singer | 80 | LAN |
| +027+ | 1.69 | Woodie Fryman | 73.3 | PHI |
| +033+ | 1.64 | Larry Jaster | 38 | SLN |
| +037+ | 1.57 | Tom Phoebus | 77.3 | BAL |
| +038+ | 1.52 | Steve Carlton | 81 | SLN |
| +043+ | 1.4 | Jim Nash | 60 | OAK |
| +045+ | 1.37 | Mel Stottlemyre | 89.7 | NYA |
| +051+ | 1.32 | Bill Hands | 70.7 | CHN |
| +052+ | 1.29 | Mike Cuellar | 32.3 | HOU |
| XXXXX | 1.2 | Ray Sadecki | 82.7 | SFN |
| XXXXX | 1.15 | Bob Veale | 77.7 | PIT |
| XXXXX | 1.12 | Camilo Pascual | 50.3 | TEX |
| XXXXX | 1.11 | Nolan Ryan | 56.7 | NYN |
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