| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 11.74 | 197806140_ANA_BAL |
| Rick Reuschel | CHN | 6.36 | 197806120_CHN_CIN |
| Ron Guidry | NYA | 6.05 | 197806120_OAK_NYA |
| Steve Rogers | WAS | 5.73 | 197806120_WAS_SFN |
| J.R. Richard | HOU | 4.32 | 197806140_PIT_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jerry Augustine | MIL | -3.56 | 197806142_MIL_TOR |
| Jerry Garvin | TOR | -3.12 | 197806142_MIL_TOR |
| Glenn Abbott | SEA | -2.4 | 197806130_SEA_BAL |
| Dennis Martinez | BAL | -1.6 | 197806120_SEA_BAL |
| Ken Brett | ANA | -1.22 | 197806140_ANA_BAL |
Based on accumulated WAA for this season up to 1978-06-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.99 | Ron Guidry | 103 | NYA |
| +003+ | 4.78 | Jim Palmer | 111.3 | BAL |
| +004+ | 4.17 | Rick Reuschel | 113.3 | CHN |
| +006+ | 3.74 | Steve Rogers | 114 | WAS |
| +007+ | 3.61 | Paul Splittorff | 119.3 | KCA |
| +008+ | 3.46 | Bob Knepper | 110.3 | SFN |
| +011+ | 2.97 | Matt Keough | 76.7 | OAK |
| +019+ | 2.67 | Frank Tanana | 102 | ANA |
| +021+ | 2.59 | Phil Niekro | 119.3 | ATL |
| +022+ | 2.57 | Vida Blue | 107.3 | SFN |
| +023+ | 2.54 | John Denny | 104.3 | SLN |
| +030+ | 2.22 | Mike Flanagan | 113.3 | BAL |
| +031+ | 2.19 | Pete Vuckovich | 54.3 | SLN |
| +038+ | 2.06 | Ed Halicki | 51.7 | SFN |
| +040+ | 2.02 | Rick Waits | 85.3 | CLE |
| +047+ | 1.91 | Luis Tiant | 64 | BOS |
| +048+ | 1.91 | Geoff Zahn | 94.3 | MIN |
| +050+ | 1.89 | Manny Sarmiento | 57 | CIN |
| +051+ | 1.86 | John D'Acquisto | 31 | SDN |
| +053+ | 1.85 | Bill Lee | 92.7 | BOS |
| +052+ | 1.85 | John Henry Johnson | 78.3 | OAK |
| +054+ | 1.84 | Jon Matlack | 100.7 | TEX |
| +055+ | 1.83 | Steve Carlton | 92 | PHI |
| +057+ | 1.74 | Ross Grimsley | 103 | WAS |
| +061+ | 1.7 | Randy Jones | 94.3 | SDN |
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