| Starter | Tm | Tier | Game |
|---|---|---|---|
| Nolan Ryan | ANA | 12.46 | 197709190_TEX_ANA |
| Steve Carlton | PHI | 9.11 | 197709200_CHN_PHI |
| Rick Reuschel | CHN | 5.69 | 197709181_CHN_NYN |
| John Candelaria | PIT | 5.67 | 197709200_PIT_NYN |
| Tom Seaver | CIN | 5.64 | 197709200_CIN_SDN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Kaat | PHI | -1.76 | 197709180_PHI_SLN |
| Jim Umbarger | TEX | -1.06 | 197709182_MIN_TEX |
| Mike Krukow | CHN | -0.89 | 197709182_CHN_NYN |
| Bill Travers | MIL | -0.86 | 197709180_OAK_MIL |
| Geoff Zahn | MIN | -0.85 | 197709200_MIN_KCA |
Based on accumulated WAA for this season up to 1977-09-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 8.93 | Nolan Ryan | 293 | ANA |
| +005+ | 8.46 | Steve Carlton | 266 | PHI |
| +008+ | 7.44 | Tom Seaver | 243.3 | TOT |
| +009+ | 7.22 | John Candelaria | 214.3 | PIT |
| +010+ | 7 | Rick Reuschel | 237.7 | CHN |
| +012+ | 6.76 | Jim Palmer | 299 | BAL |
| +013+ | 6.73 | J.R. Richard | 242 | HOU |
| +017+ | 6.24 | Tommy John | 206.3 | LAN |
| +019+ | 6.13 | Burt Hooton | 207.3 | LAN |
| +029+ | 5.44 | Ron Guidry | 195 | NYA |
| +030+ | 5.43 | Steve Rogers | 279.7 | WAS |
| +036+ | 5.11 | Dennis Leonard | 266.7 | KCA |
| +044+ | 4.77 | Joe Niekro | 166.7 | HOU |
| +045+ | 4.7 | Don Sutton | 226 | LAN |
| +047+ | 4.56 | Dave Rozema | 218.3 | DET |
| +048+ | 4.45 | Pablo Torrealba | 100.3 | OAK |
| +054+ | 4.16 | Bob Knepper | 158 | SFN |
| +058+ | 3.88 | Ron Reed | 111.3 | PHI |
| +060+ | 3.87 | Dave Goltz | 276 | MIN |
| +065+ | 3.64 | Bob Forsch | 202.3 | SLN |
| +070+ | 3.45 | Buddy Schultz | 79.3 | SLN |
| +071+ | 3.34 | Ed Halicki | 239.7 | SFN |
| +072+ | 3.31 | Fred Norman | 206.3 | CIN |
| +084+ | 3.02 | Jerry Koosman | 218.7 | NYN |
| +090+ | 2.92 | Jim Rooker | 190.3 | PIT |
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