| Starter | Tm | Tier | Game |
|---|---|---|---|
| Nolan Ryan | ANA | 12.46 | 197709190_TEX_ANA |
| Rick Reuschel | CHN | 5.69 | 197709181_CHN_NYN |
| Burt Hooton | LAN | 5.07 | 197709180_ATL_LAN |
| Steve Rogers | WAS | 4.6 | 197709180_PIT_WAS |
| J.R. Richard | HOU | 4.43 | 197709170_HOU_SDN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Barr | SFN | -2.36 | 197709170_CIN_SFN |
| Wayne Simpson | ANA | -2.32 | 197709170_ANA_CHA |
| Jim Kaat | PHI | -1.76 | 197709180_PHI_SLN |
| Dave Roberts | CHN | -1.32 | 197709172_CHN_NYN |
| Paul Mitchell | SEA | -1.16 | 197709170_SEA_KCA |
Based on accumulated WAA for this season up to 1977-09-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 8.98 | Nolan Ryan | 293 | ANA |
| +005+ | 8.07 | Steve Carlton | 257 | PHI |
| +008+ | 7.02 | Rick Reuschel | 237.7 | CHN |
| +009+ | 6.77 | J.R. Richard | 242 | HOU |
| +012+ | 6.63 | Tom Seaver | 234.3 | TOT |
| +011+ | 6.63 | John Candelaria | 205.3 | PIT |
| +015+ | 6.39 | Jim Palmer | 290 | BAL |
| +018+ | 6.15 | Burt Hooton | 207.3 | LAN |
| +025+ | 5.68 | Tommy John | 197.7 | LAN |
| +028+ | 5.47 | Ron Guidry | 195 | NYA |
| +029+ | 5.47 | Steve Rogers | 279.7 | WAS |
| +035+ | 5.15 | Dennis Leonard | 266.7 | KCA |
| +044+ | 4.73 | Don Sutton | 226 | LAN |
| +045+ | 4.61 | Dave Rozema | 218.3 | DET |
| +046+ | 4.59 | Joe Niekro | 157.7 | HOU |
| +047+ | 4.46 | Pablo Torrealba | 100.3 | OAK |
| +052+ | 4.18 | Bob Knepper | 158 | SFN |
| +058+ | 3.9 | Ron Reed | 111.3 | PHI |
| +059+ | 3.89 | Dave Goltz | 276 | MIN |
| +065+ | 3.67 | Bob Forsch | 202.3 | SLN |
| +070+ | 3.46 | Buddy Schultz | 79.3 | SLN |
| +072+ | 3.35 | Fred Norman | 206.3 | CIN |
| +074+ | 3.26 | Ed Halicki | 231.7 | SFN |
| +083+ | 3.05 | Jerry Koosman | 218.7 | NYN |
| +088+ | 2.95 | Jim Rooker | 190.3 | PIT |
_