| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Tanana | ANA | 7.09 | 197806260_KCA_ANA |
| Steve Rogers | WAS | 6.74 | 197806260_PHI_WAS |
| Steve Carlton | PHI | 6.34 | 197806260_PHI_WAS |
| Rick Reuschel | CHN | 6.27 | 197806250_CHN_PHI |
| Tom Seaver | CIN | 3.16 | 197806260_CIN_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Hume | CIN | -3.98 | 197806240_CIN_LAN |
| Jerry Garvin | TOR | -3.73 | 197806252_TOR_CLE |
| Jerry Augustine | MIL | -2.14 | 197806240_SEA_MIL |
| Jack Billingham | DET | -1.83 | 197806260_DET_CLE |
| Roger Erickson | MIN | -1.32 | 197806252_MIN_CHA |
Based on accumulated WAA for this season up to 1978-06-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.03 | Ron Guidry | 120 | NYA |
| +003+ | 5 | Steve Rogers | 137.3 | WAS |
| +004+ | 4.93 | Jim Palmer | 127.3 | BAL |
| +006+ | 4.01 | Vida Blue | 125.3 | SFN |
| +007+ | 3.72 | Rick Reuschel | 115.3 | CHN |
| +008+ | 3.58 | Steve Carlton | 117 | PHI |
| +014+ | 3.13 | Bob Knepper | 127.3 | SFN |
| +017+ | 2.95 | Paul Splittorff | 132 | KCA |
| +018+ | 2.94 | Jon Matlack | 118.7 | TEX |
| +019+ | 2.86 | Matt Keough | 87 | OAK |
| +020+ | 2.86 | Rick Waits | 103.3 | CLE |
| +023+ | 2.77 | Frank Tanana | 123 | ANA |
| +025+ | 2.72 | Manny Sarmiento | 66.7 | CIN |
| +027+ | 2.68 | Gaylord Perry | 109.3 | SDN |
| +029+ | 2.62 | Randy Jones | 118.3 | SDN |
| +041+ | 2.32 | Ed Halicki | 72.7 | SFN |
| +044+ | 2.25 | Ross Grimsley | 125 | WAS |
| +046+ | 2.23 | Ferguson Jenkins | 105.3 | TEX |
| +050+ | 2.16 | Bill Lee | 101.7 | BOS |
| +051+ | 2.14 | John Denny | 121.3 | SLN |
| +053+ | 2.12 | Craig Swan | 91 | NYN |
| +055+ | 2.11 | John Henry Johnson | 88 | OAK |
| +057+ | 2.09 | Mike Caldwell | 124 | MIL |
| +058+ | 2.09 | Fred Norman | 103.7 | CIN |
| +059+ | 2.08 | Bill Bonham | 81.3 | CIN |
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