| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rick Reuschel | CHN | 3.95 | 197807170_LAN_CHN |
| Bob Knepper | SFN | 3.51 | 197807170_SFN_SLN |
| Jon Matlack | TEX | 3 | 197807160_TEX_BAL |
| J.R. Richard | HOU | 2.7 | 197807180_PHI_HOU |
| Tom Seaver | CIN | 2.54 | 197807180_WAS_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Lemanczyk | TOR | -9.26 | 197807180_TOR_SEA |
| Tom Hume | CIN | -3.35 | 197807160_NYN_CIN |
| Jim Colborn | SEA | -2.77 | 197807170_CLE_SEA |
| Dave Freisleben | CLE | -2.2 | 197807170_CLE_SEA |
| Roger Erickson | MIN | -1.91 | 197807162_MIN_BOS |
Based on accumulated WAA for this season up to 1978-07-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.15 | Steve Rogers | 161 | WAS |
| +004+ | 5.1 | Ron Guidry | 149 | NYA |
| +005+ | 5.03 | Mike Caldwell | 170 | MIL |
| +008+ | 4.73 | Jim Palmer | 157.7 | BAL |
| +010+ | 4.3 | Jon Matlack | 144 | TEX |
| +011+ | 3.94 | Bob Knepper | 158.3 | SFN |
| +012+ | 3.84 | Vida Blue | 152.3 | SFN |
| +021+ | 3.41 | Rick Reuschel | 129.7 | CHN |
| +022+ | 3.4 | Pete Vuckovich | 106 | SLN |
| +028+ | 3.24 | John Henry Johnson | 122.7 | OAK |
| +030+ | 3.16 | Rick Waits | 133.3 | CLE |
| +031+ | 3.14 | Rich Gale | 110 | KCA |
| +032+ | 3.13 | Phil Niekro | 185 | ATL |
| +036+ | 2.98 | Matt Keough | 110 | OAK |
| +040+ | 2.87 | Dave Goltz | 123.3 | MIN |
| +041+ | 2.8 | Frank Tanana | 146 | ANA |
| +042+ | 2.78 | Craig Swan | 111 | NYN |
| +044+ | 2.75 | John Denny | 149 | SLN |
| +045+ | 2.7 | Hal Dues | 81 | WAS |
| +046+ | 2.7 | Steve Comer | 39 | TEX |
| +049+ | 2.61 | Lary Sorensen | 164 | MIL |
| +056+ | 2.49 | Ferguson Jenkins | 135 | TEX |
| +058+ | 2.42 | Rick Wise | 141.7 | CLE |
| +059+ | 2.39 | Bob Forsch | 147.3 | SLN |
| +063+ | 2.24 | Ross Grimsley | 152.3 | WAS |
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