| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 8.13 | 197806010_BAL_NYA |
| Ron Guidry | NYA | 4.01 | 197806020_NYA_OAK |
| Vida Blue | SFN | 3.26 | 197805310_SFN_HOU |
| Tom Seaver | CIN | 2.82 | 197805310_CIN_ATL |
| Burt Hooton | LAN | 2.35 | 197806020_LAN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Paul Thormodsgard | MIN | -2.5 | 197806010_MIN_TEX |
| Glenn Abbott | SEA | -2.12 | 197805310_SEA_KCA |
| Jesse Jefferson | TOR | -2.09 | 197806020_TEX_TOR |
| Jack Billingham | DET | -1.53 | 197806020_MIN_DET |
| Francisco Barrios | CHA | -1.29 | 197806020_CHA_KCA |
Based on accumulated WAA for this season up to 1978-06-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.66 | Ron Guidry | 85 | NYA |
| +005+ | 3.15 | Rick Reuschel | 89.3 | CHN |
| +004+ | 3.15 | Bob Knepper | 85 | SFN |
| +006+ | 3.13 | Jim Palmer | 86.3 | BAL |
| +012+ | 2.48 | John Henry Johnson | 66.3 | OAK |
| +014+ | 2.41 | Steve Rogers | 89 | WAS |
| +015+ | 2.4 | Bob Forsch | 86 | SLN |
| +016+ | 2.37 | Ross Grimsley | 83.7 | WAS |
| +018+ | 2.23 | Paul Splittorff | 95.3 | KCA |
| +020+ | 2.22 | Joaquin Andujar | 67.7 | HOU |
| +023+ | 2.07 | Geoff Zahn | 74.3 | MIN |
| +024+ | 2.04 | Randy Jones | 82 | SDN |
| +029+ | 1.87 | Manny Sarmiento | 44.7 | CIN |
| +030+ | 1.87 | Vida Blue | 84.7 | SFN |
| +031+ | 1.86 | Steve Carlton | 78 | PHI |
| +035+ | 1.81 | Frank Tanana | 84.3 | ANA |
| +036+ | 1.8 | John Denny | 86.3 | SLN |
| +038+ | 1.76 | Don Robinson | 74.3 | PIT |
| +042+ | 1.66 | Bill Bonham | 59.7 | CIN |
| +045+ | 1.63 | Craig Swan | 73 | NYN |
| +047+ | 1.6 | Phil Niekro | 99 | ATL |
| +048+ | 1.56 | Matt Keough | 58 | OAK |
| +049+ | 1.56 | Tommy John | 79 | LAN |
| +052+ | 1.49 | Fred Norman | 72.7 | CIN |
| +053+ | 1.48 | Ed Figueroa | 81.7 | NYA |
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