| Starter | Tm | Tier | Game |
|---|---|---|---|
| Luis Tiant | CLE | 7.82 | 196808061_CLE_DET |
| Don Drysdale | LAN | 4.15 | 196808060_PIT_LAN |
| Denny McLain | DET | 3.08 | 196808080_CLE_DET |
| Tom Seaver | NYN | 2.7 | 196808070_NYN_HOU |
| Dean Chance | MIN | 2.55 | 196808072_MIN_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Sparma | DET | -4.54 | 196808062_CLE_DET |
| Frank Bertaina | TEX | -4.23 | 196808061_ANA_TEX |
| Tony Cloninger | CIN | -4.22 | 196808080_CIN_SLN |
| Joe Niekro | CHN | -3.29 | 196808060_CHN_ATL |
| Sammy Ellis | ANA | -3.27 | 196808070_ANA_TEX |
Based on accumulated WAA for this season up to 1968-08-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.79 | Bob Gibson | 207.7 | SLN |
| +003+ | 6.85 | Luis Tiant | 200.7 | CLE |
| +006+ | 5.74 | Denny McLain | 237.3 | DET |
| +007+ | 5.43 | Don Drysdale | 212.3 | LAN |
| +008+ | 5.4 | Sam McDowell | 188.7 | CLE |
| +009+ | 4.88 | Juan Marichal | 241.7 | SFN |
| +012+ | 4.51 | Dave McNally | 178.3 | BAL |
| +017+ | 4.09 | Jerry Koosman | 179 | NYN |
| +020+ | 3.98 | Tom Seaver | 192.7 | NYN |
| +023+ | 3.71 | Jim Nash | 157 | OAK |
| +025+ | 3.61 | Bob Veale | 177.3 | PIT |
| +028+ | 3.6 | Jim Hardin | 174.3 | BAL |
| +029+ | 3.58 | Stan Bahnsen | 166 | NYA |
| +030+ | 3.56 | Mel Stottlemyre | 202 | NYA |
| +031+ | 3.53 | Tom Phoebus | 173.3 | BAL |
| +034+ | 3.31 | Ferguson Jenkins | 206.7 | CHN |
| +036+ | 3.13 | Tommy John | 150.3 | CHA |
| +039+ | 2.96 | Woodie Fryman | 173 | PHI |
| +040+ | 2.95 | Dean Chance | 199 | MIN |
| +051+ | 2.55 | Mike Cuellar | 118.7 | HOU |
| +055+ | 2.49 | Bobby Bolin | 93 | SFN |
| +056+ | 2.43 | Wilbur Wood | 106.3 | CHA |
| +059+ | 2.26 | Jose Santiago | 124 | BOS |
| +066+ | 1.92 | Bill Singer | 189 | LAN |
| +070+ | 1.84 | Gaylord Perry | 189 | SFN |
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