| Starter | Tm | Tier | Game |
|---|---|---|---|
| J.R. Richard | HOU | 5.88 | 197709220_ATL_HOU |
| Bert Blyleven | TEX | 4.28 | 197709220_TEX_ANA |
| Steve Rogers | WAS | 3.68 | 197709230_PHI_WAS |
| Dennis Leonard | KCA | 3.65 | 197709230_KCA_ANA |
| Don Sutton | LAN | 2.77 | 197709230_LAN_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Randy Lerch | PHI | -2.7 | 197709210_CHN_PHI |
| Jim Barr | SFN | -2.02 | 197709230_SFN_SDN |
| Bruce Kison | PIT | -1.94 | 197709210_PIT_NYN |
| Ray Burris | CHN | -1.79 | 197709210_CHN_PHI |
| Wayne Simpson | ANA | -1.74 | 197709230_KCA_ANA |
Based on accumulated WAA for this season up to 1977-09-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 8.84 | Nolan Ryan | 293 | ANA |
| +005+ | 8.38 | Steve Carlton | 266 | PHI |
| +008+ | 7.37 | Tom Seaver | 243.3 | TOT |
| +009+ | 7.16 | John Candelaria | 214.3 | PIT |
| +010+ | 6.94 | Rick Reuschel | 237.7 | CHN |
| +013+ | 6.71 | Bert Blyleven | 234.7 | TEX |
| +014+ | 6.69 | Jim Palmer | 299 | BAL |
| +020+ | 6.21 | J.R. Richard | 249 | HOU |
| +021+ | 6.16 | Tommy John | 206.3 | LAN |
| +022+ | 6.05 | Burt Hooton | 207.3 | LAN |
| +029+ | 5.58 | Steve Rogers | 286.7 | WAS |
| +032+ | 5.4 | Ron Guidry | 195 | NYA |
| +035+ | 5.24 | Dennis Leonard | 275.7 | KCA |
| +045+ | 4.69 | Joe Niekro | 166.7 | HOU |
| +046+ | 4.66 | Don Sutton | 233.3 | LAN |
| +047+ | 4.5 | Dave Rozema | 218.3 | DET |
| +049+ | 4.32 | Ron Reed | 116.3 | PHI |
| +056+ | 4.12 | Bob Knepper | 158 | SFN |
| +061+ | 3.81 | Dave Goltz | 276 | MIN |
| +065+ | 3.71 | Pablo Torrealba | 101.7 | OAK |
| +067+ | 3.62 | Fred Norman | 212.3 | CIN |
| +070+ | 3.53 | Buddy Schultz | 80.3 | SLN |
| +071+ | 3.51 | Jim Rooker | 197.3 | PIT |
| +075+ | 3.29 | Bob Forsch | 208 | SLN |
| +077+ | 3.27 | Ed Halicki | 239.7 | SFN |
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