| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ron Guidry | NYA | 14.22 | 197809240_NYA_CLE |
| Mike Caldwell | MIL | 10.18 | 197809240_OAK_MIL |
| Jim Palmer | BAL | 7.71 | 197809232_DET_BAL |
| Jon Matlack | TEX | 6.76 | 197809250_MIN_TEX |
| Dave Goltz | MIN | 3.89 | 197809240_KCA_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Nino Espinosa | NYN | -2.74 | 197809240_PHI_NYN |
| Jim Colborn | SEA | -1.93 | 197809241_SEA_TEX |
| Jesse Jefferson | TOR | -1.8 | 197809230_BOS_TOR |
| Jim Slaton | DET | -1.69 | 197809240_DET_BAL |
| Bill Travers | MIL | -1.6 | 197809230_OAK_MIL |
Based on accumulated WAA for this season up to 1978-09-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.58 | Ron Guidry | 258.3 | NYA |
| +003+ | 9.69 | Mike Caldwell | 287 | MIL |
| +005+ | 8.23 | Jim Palmer | 288 | BAL |
| +007+ | 7.96 | Jon Matlack | 261 | TEX |
| +015+ | 5.98 | Phil Niekro | 317.3 | ATL |
| +016+ | 5.91 | Dave Goltz | 220.3 | MIN |
| +021+ | 5.51 | Craig Swan | 200.3 | NYN |
| +022+ | 5.5 | Vida Blue | 252 | SFN |
| +024+ | 5.42 | Bob Knepper | 251 | SFN |
| +027+ | 5.34 | Burt Hooton | 228 | LAN |
| +028+ | 5.3 | Gaylord Perry | 243 | SDN |
| +031+ | 5.04 | Pete Vuckovich | 192.3 | SLN |
| +033+ | 4.91 | Randy Jones | 253 | SDN |
| +034+ | 4.68 | Steve Carlton | 239.3 | PHI |
| +038+ | 4.32 | Tom Seaver | 244.7 | CIN |
| +040+ | 4.26 | Larry Gura | 209.7 | KCA |
| +043+ | 4.18 | Ferguson Jenkins | 236.3 | TEX |
| +044+ | 4.07 | Bob Welch | 108.3 | LAN |
| +045+ | 4.03 | Bert Blyleven | 236.7 | PIT |
| +054+ | 3.73 | Steve Comer | 110.3 | TEX |
| +058+ | 3.54 | John Denny | 226 | SLN |
| +061+ | 3.39 | Dave Rozema | 195.3 | DET |
| +066+ | 3.33 | J.R. Richard | 270.3 | HOU |
| +067+ | 3.31 | Ross Grimsley | 247 | WAS |
| +070+ | 3.16 | Ed Halicki | 190 | SFN |
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