| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 5.9 | 197807050_PHI_NYN |
| John Candelaria | PIT | 2.56 | 197807030_WAS_PIT |
| Jon Matlack | TEX | 2.5 | 197807050_NYA_TEX |
| Dave Goltz | MIN | 1.87 | 197807050_MIL_MIN |
| Fred Norman | CIN | 1.56 | 197807030_HOU_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Hume | CIN | -4.31 | 197807040_HOU_CIN |
| Jerry Garvin | TOR | -3.05 | 197807051_TOR_BAL |
| Jack Billingham | DET | -2.15 | 197807050_CLE_DET |
| Roger Erickson | MIN | -1.41 | 197807030_MIL_MIN |
| Pete Falcone | SLN | -1.36 | 197807030_CHN_SLN |
Based on accumulated WAA for this season up to 1978-07-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.02 | Ron Guidry | 134 | NYA |
| +002+ | 5.81 | Steve Rogers | 148.3 | WAS |
| +004+ | 4.77 | Jim Palmer | 144.3 | BAL |
| +008+ | 4.16 | Vida Blue | 140.3 | SFN |
| +009+ | 3.91 | Rick Waits | 119.3 | CLE |
| +010+ | 3.82 | Bob Knepper | 136.3 | SFN |
| +011+ | 3.76 | Rick Reuschel | 115.3 | CHN |
| +014+ | 3.66 | Matt Keough | 104 | OAK |
| +015+ | 3.54 | Jon Matlack | 130.3 | TEX |
| +022+ | 3.19 | Mike Caldwell | 143 | MIL |
| +024+ | 3.07 | Gaylord Perry | 123 | SDN |
| +030+ | 2.82 | Steve Carlton | 124.3 | PHI |
| +032+ | 2.76 | Ross Grimsley | 135 | WAS |
| +037+ | 2.64 | John Henry Johnson | 97 | OAK |
| +038+ | 2.63 | Dave Rozema | 77 | DET |
| +039+ | 2.62 | Randy Jones | 132.3 | SDN |
| +041+ | 2.59 | Pete Vuckovich | 83 | SLN |
| +048+ | 2.33 | Craig Swan | 105 | NYN |
| +049+ | 2.33 | John Denny | 128.3 | SLN |
| +051+ | 2.3 | Dave Goltz | 101 | MIN |
| +052+ | 2.27 | Tom Dixon | 75.7 | HOU |
| +055+ | 2.23 | John D'Acquisto | 47.7 | SDN |
| +056+ | 2.21 | Paul Splittorff | 133.7 | KCA |
| +057+ | 2.2 | Frank Tanana | 130 | ANA |
| +058+ | 2.19 | Ferguson Jenkins | 117 | TEX |
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