| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 8.13 | 197806010_BAL_NYA |
| Ron Guidry | NYA | 4.01 | 197806020_NYA_OAK |
| Burt Hooton | LAN | 2.35 | 197806020_LAN_PHI |
| Randy Jones | SDN | 2.07 | 197806020_SDN_NYN |
| Nolan Ryan | ANA | 1.95 | 197806020_BOS_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Paul Thormodsgard | MIN | -2.5 | 197806010_MIN_TEX |
| Jesse Jefferson | TOR | -2.09 | 197806020_TEX_TOR |
| Jerry Augustine | MIL | -1.97 | 197806030_CLE_MIL |
| Paul Mitchell | SEA | -1.69 | 197806030_BAL_SEA |
| Pete Falcone | SLN | -1.61 | 197806031_SLN_HOU |
Based on accumulated WAA for this season up to 1978-06-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.66 | Ron Guidry | 85 | NYA |
| +004+ | 3.16 | Bob Knepper | 85 | SFN |
| +005+ | 3.13 | Rick Reuschel | 89.3 | CHN |
| +006+ | 3.11 | Jim Palmer | 86.3 | BAL |
| +011+ | 2.5 | Ross Grimsley | 92.7 | WAS |
| +012+ | 2.47 | John Henry Johnson | 66.3 | OAK |
| +014+ | 2.4 | Steve Rogers | 89 | WAS |
| +013+ | 2.4 | Bob Forsch | 86 | SLN |
| +017+ | 2.21 | Paul Splittorff | 95.3 | KCA |
| +018+ | 2.2 | Joaquin Andujar | 67.7 | HOU |
| +023+ | 2.11 | Matt Keough | 67 | OAK |
| +025+ | 2.06 | Geoff Zahn | 74.3 | MIN |
| +026+ | 2.04 | Randy Jones | 82 | SDN |
| +027+ | 1.97 | Manny Sarmiento | 46 | CIN |
| +030+ | 1.87 | Vida Blue | 84.7 | SFN |
| +032+ | 1.85 | Steve Carlton | 78 | PHI |
| +036+ | 1.8 | John Denny | 86.3 | SLN |
| +037+ | 1.79 | Frank Tanana | 84.3 | ANA |
| +038+ | 1.78 | Don Robinson | 79.3 | PIT |
| +044+ | 1.65 | Bill Bonham | 59.7 | CIN |
| +046+ | 1.62 | Craig Swan | 73 | NYN |
| +049+ | 1.56 | Tommy John | 79 | LAN |
| +053+ | 1.49 | Ed Figueroa | 81.7 | NYA |
| +054+ | 1.47 | Jon Matlack | 83.7 | TEX |
| +055+ | 1.47 | Fred Norman | 80 | CIN |
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