| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 5.74 | 197805200_BAL_CLE |
| Steve Carlton | PHI | 5.42 | 197805200_PHI_NYN |
| Rick Reuschel | CHN | 4.54 | 197805210_SLN_CHN |
| J.R. Richard | HOU | 4 | 197805200_ATL_HOU |
| Steve Rogers | WAS | 3.92 | 197805220_PIT_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Lemanczyk | TOR | -5.15 | 197805200_NYA_TOR |
| Tom Hume | CIN | -4.05 | 197805200_SDN_CIN |
| Paul Thormodsgard | MIN | -2.43 | 197805200_MIN_KCA |
| Francisco Barrios | CHA | -1.56 | 197805212_CHA_OAK |
| Glenn Abbott | SEA | -1.41 | 197805200_TEX_SEA |
Based on accumulated WAA for this season up to 1978-05-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 2.98 | John Henry Johnson | 58.7 | OAK |
| +004+ | 2.8 | Rick Reuschel | 76.3 | CHN |
| +005+ | 2.64 | Ron Guidry | 58.7 | NYA |
| +011+ | 2.2 | Bill Lee | 72.3 | BOS |
| +012+ | 2.15 | Paul Splittorff | 79.3 | KCA |
| +014+ | 2.13 | Don Robinson | 61 | PIT |
| +015+ | 2.13 | Gaylord Perry | 59.7 | SDN |
| +016+ | 2.13 | Joaquin Andujar | 55.7 | HOU |
| +018+ | 2.1 | Bob Forsch | 64 | SLN |
| +022+ | 1.99 | Bob Knepper | 67 | SFN |
| +023+ | 1.98 | Manny Sarmiento | 35.3 | CIN |
| +026+ | 1.87 | Steve Rogers | 73.7 | WAS |
| +029+ | 1.8 | Ross Grimsley | 65.7 | WAS |
| +030+ | 1.79 | Tommy John | 63.7 | LAN |
| +032+ | 1.65 | Randy Jones | 59 | SDN |
| +034+ | 1.59 | Frank Tanana | 70.7 | ANA |
| +037+ | 1.58 | Geoff Zahn | 66.3 | MIN |
| +036+ | 1.58 | Rick Waits | 57.3 | CLE |
| +038+ | 1.57 | Craig Swan | 55.7 | NYN |
| +040+ | 1.53 | Steve Carlton | 62 | PHI |
| +042+ | 1.52 | Fred Norman | 61.7 | CIN |
| +047+ | 1.38 | Bob Sykes | 26 | DET |
| +049+ | 1.34 | Phil Niekro | 81 | ATL |
| +052+ | 1.32 | David Clyde | 24 | CLE |
| +056+ | 1.3 | Mickey Mahler | 24 | ATL |
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