| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Tanana | ANA | 8.47 | 197806200_ANA_MIN |
| Steve Rogers | WAS | 6.46 | 197806210_WAS_NYN |
| Tom Seaver | CIN | 3.67 | 197806210_CIN_SFN |
| J.R. Richard | HOU | 3.17 | 197806200_HOU_LAN |
| John Candelaria | PIT | 2.07 | 197806210_CHN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jerry Garvin | TOR | -4.14 | 197806200_DET_TOR |
| Jack Billingham | DET | -1.23 | 197806210_DET_TOR |
| Paul Mitchell | SEA | -1.07 | 197806200_SEA_CHA |
| Mike Bruhert | NYN | -1.05 | 197806210_WAS_NYN |
| Ray Burris | CHN | -1.02 | 197806210_CHN_PIT |
Based on accumulated WAA for this season up to 1978-06-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.72 | Ron Guidry | 112 | NYA |
| +003+ | 5.19 | Jim Palmer | 119.3 | BAL |
| +004+ | 4.36 | Steve Rogers | 128.3 | WAS |
| +006+ | 4.07 | Rick Reuschel | 113.3 | CHN |
| +011+ | 3.25 | Vida Blue | 116.3 | SFN |
| +012+ | 3.14 | Frank Tanana | 118 | ANA |
| +013+ | 3.09 | Matt Keough | 83 | OAK |
| +016+ | 2.89 | Paul Splittorff | 124.3 | KCA |
| +017+ | 2.88 | Bob Knepper | 114.3 | SFN |
| +021+ | 2.72 | Ross Grimsley | 119 | WAS |
| +022+ | 2.7 | Rick Waits | 94.3 | CLE |
| +025+ | 2.58 | Steve Carlton | 101 | PHI |
| +028+ | 2.53 | Randy Jones | 112.3 | SDN |
| +038+ | 2.36 | Ed Halicki | 65.7 | SFN |
| +041+ | 2.29 | Manny Sarmiento | 62 | CIN |
| +043+ | 2.18 | John Denny | 110.3 | SLN |
| +044+ | 2.14 | Jon Matlack | 109.7 | TEX |
| +046+ | 2.05 | Craig Swan | 85 | NYN |
| +047+ | 2.03 | Geoff Zahn | 111.3 | MIN |
| +050+ | 1.91 | Gaylord Perry | 100.3 | SDN |
| +052+ | 1.89 | Mike Flanagan | 120 | BAL |
| +053+ | 1.86 | John D'Acquisto | 31.3 | SDN |
| +056+ | 1.83 | John Henry Johnson | 83 | OAK |
| +057+ | 1.78 | Bill Lee | 92.7 | BOS |
| +061+ | 1.73 | Pete Vuckovich | 61.3 | SLN |
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