| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ron Guidry | NYA | 11.92 | 197808200_NYA_SEA |
| Jim Palmer | BAL | 6.26 | 197808190_BAL_ANA |
| Steve Rogers | WAS | 6.21 | 197808180_SDN_WAS |
| Jon Matlack | TEX | 6.14 | 197808200_TEX_KCA |
| Mike Caldwell | MIL | 5.82 | 197808200_DET_MIL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jerry Garvin | TOR | -4.15 | 197808190_TOR_MIN |
| Dave Roberts | CHN | -3.18 | 197808180_CIN_CHN |
| Jim Colborn | SEA | -2.23 | 197808190_NYA_SEA |
| Jerry Reuss | PIT | -2.06 | 197808202_HOU_PIT |
| Preston Hanna | ATL | -1.71 | 197808180_ATL_SLN |
Based on accumulated WAA for this season up to 1978-08-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.01 | Ron Guidry | 205.7 | NYA |
| +004+ | 7.2 | Mike Caldwell | 226.3 | MIL |
| +006+ | 6.65 | Jon Matlack | 199.3 | TEX |
| +009+ | 6.03 | Steve Rogers | 205 | WAS |
| +011+ | 5.49 | Pete Vuckovich | 153 | SLN |
| +012+ | 5.37 | Jim Palmer | 224.7 | BAL |
| +019+ | 4.69 | Phil Niekro | 254.3 | ATL |
| +021+ | 4.57 | Vida Blue | 198.7 | SFN |
| +022+ | 4.54 | Craig Swan | 167.3 | NYN |
| +024+ | 4.5 | Randy Jones | 204 | SDN |
| +029+ | 3.95 | Rich Gale | 154.7 | KCA |
| +032+ | 3.78 | John Henry Johnson | 156 | OAK |
| +034+ | 3.69 | Dan Schatzeder | 99.3 | WAS |
| +038+ | 3.54 | Bob Knepper | 194 | SFN |
| +039+ | 3.51 | Bob Owchinko | 175.7 | SDN |
| +040+ | 3.51 | Larry Gura | 154.3 | KCA |
| +044+ | 3.47 | Hal Dues | 94.3 | WAS |
| +045+ | 3.43 | Rick Reuschel | 178 | CHN |
| +047+ | 3.39 | Dave Goltz | 150.7 | MIN |
| +048+ | 3.36 | Lary Sorensen | 218.3 | MIL |
| +052+ | 3.2 | J.R. Richard | 209 | HOU |
| +053+ | 3.17 | Steve Carlton | 191.3 | PHI |
| +055+ | 3.1 | John Denny | 176.3 | SLN |
| +056+ | 3.06 | Ed Halicki | 141.7 | SFN |
| +059+ | 3.02 | Tom Seaver | 189.7 | CIN |
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