| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 8.35 | 197805120_BAL_TEX |
| Steve Carlton | PHI | 5.1 | 197805110_CIN_PHI |
| Nolan Ryan | ANA | 4.72 | 197805120_ANA_CLE |
| Rick Reuschel | CHN | 3.82 | 197805110_CHN_SDN |
| Vida Blue | SFN | 2.92 | 197805120_SLN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jesse Jefferson | TOR | -2.34 | 197805120_SEA_TOR |
| Jack Billingham | DET | -1.85 | 197805120_OAK_DET |
| Bill Bonham | CIN | -1.73 | 197805120_CIN_PHI |
| Paul Mitchell | SEA | -1.66 | 197805120_SEA_TOR |
| Randy Lerch | PHI | -1.09 | 197805120_CIN_PHI |
Based on accumulated WAA for this season up to 1978-05-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 2.59 | Ross Grimsley | 58.3 | WAS |
| +003+ | 2.48 | Rick Reuschel | 61 | CHN |
| +004+ | 2.28 | John Henry Johnson | 42.3 | OAK |
| +005+ | 2.2 | Bob Knepper | 53 | SFN |
| +006+ | 2.19 | Nolan Ryan | 58 | ANA |
| +007+ | 2.18 | Ron Guidry | 42.3 | NYA |
| +014+ | 1.92 | Steve Carlton | 50.7 | PHI |
| +016+ | 1.82 | Joaquin Andujar | 50.7 | HOU |
| +019+ | 1.73 | Paul Splittorff | 61.3 | KCA |
| +023+ | 1.63 | Bob Forsch | 59 | SLN |
| +025+ | 1.59 | Gaylord Perry | 44.3 | SDN |
| +027+ | 1.55 | Manny Sarmiento | 28.3 | CIN |
| +029+ | 1.5 | Pete Broberg | 38 | OAK |
| +028+ | 1.5 | Dave Rozema | 32.3 | DET |
| +032+ | 1.41 | Bill Lee | 55.3 | BOS |
| +033+ | 1.41 | John Montefusco | 48.7 | SFN |
| +040+ | 1.26 | John Denny | 52.3 | SLN |
| XXXXX | 1.24 | Mike Bruhert | 29.7 | NYN |
| XXXXX | 1.18 | Mark Littell | 25.3 | SLN |
| XXXXX | 1.16 | Craig Swan | 48.7 | NYN |
| XXXXX | 1.14 | Vida Blue | 55.3 | SFN |
| XXXXX | 1.13 | Ferguson Jenkins | 40.3 | TEX |
| XXXXX | 1.08 | Rick Rhoden | 45.7 | LAN |
| XXXXX | 1.04 | Fred Norman | 47.3 | CIN |
| XXXXX | 1.02 | Matt Keough | 37.3 | OAK |
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