| Starter | Tm | Tier | Game |
|---|---|---|---|
| Luis Tiant | CLE | 6.29 | 196809090_CLE_MIN |
| Dave McNally | BAL | 4.09 | 196809080_CHA_BAL |
| Tom Seaver | NYN | 3.85 | 196809080_NYN_PIT |
| Stan Bahnsen | NYA | 2.97 | 196809080_TEX_NYA |
| Bob Veale | PIT | 2.08 | 196809080_NYN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Bunning | PIT | -1.29 | 196809070_NYN_PIT |
| Jim Hunter | OAK | -1.2 | 196809080_CLE_OAK |
| Mike McCormick | SFN | -1.07 | 196809080_SFN_SLN |
| Milt Pappas | ATL | -0.85 | 196809080_HOU_ATL |
| Mickey Lolich | DET | -0.77 | 196809090_DET_ANA |
Based on accumulated WAA for this season up to 1968-09-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.08 | Bob Gibson | 270.7 | SLN |
| +003+ | 7.52 | Luis Tiant | 247.3 | CLE |
| +006+ | 6.78 | Denny McLain | 295.3 | DET |
| +008+ | 6.26 | Sam McDowell | 235.3 | CLE |
| +009+ | 6.08 | Dave McNally | 242 | BAL |
| +017+ | 5.29 | Tom Seaver | 247.7 | NYN |
| +018+ | 5.24 | Jerry Koosman | 231.7 | NYN |
| +020+ | 4.83 | Don Drysdale | 239 | LAN |
| +022+ | 4.76 | Stan Bahnsen | 225.7 | NYA |
| +026+ | 4.34 | Bob Veale | 222.7 | PIT |
| +029+ | 4.17 | Juan Marichal | 300.7 | SFN |
| +030+ | 4.13 | Tommy John | 177.3 | CHA |
| +033+ | 3.7 | Dean Chance | 263.7 | MIN |
| +037+ | 3.54 | Bobby Bolin | 141 | SFN |
| +043+ | 3.32 | Jim Nash | 200.3 | OAK |
| +042+ | 3.32 | Gaylord Perry | 255.3 | SFN |
| +047+ | 3.09 | Steve Blass | 180 | PIT |
| +048+ | 3.05 | Pat Jarvis | 230 | ATL |
| +049+ | 3 | Mel Stottlemyre | 248.7 | NYA |
| +056+ | 2.53 | Jim Hardin | 218.3 | BAL |
| +059+ | 2.44 | Ray Washburn | 185.3 | SLN |
| +061+ | 2.35 | Joe Horlen | 197 | CHA |
| +062+ | 2.32 | Gary Nolan | 113.7 | CIN |
| +074+ | 2.08 | Tom Phoebus | 212 | BAL |
| +076+ | 2.06 | George Brunet | 224 | ANA |
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