| Starter | Tm | Tier | Game |
|---|---|---|---|
| Randy Lerch | PHI | -3.3 | 197709051_PHI_PIT |
| Randy Jones | SDN | -1.94 | 197709060_LAN_SDN |
| Buzz Capra | ATL | -1.92 | 197709070_LAN_ATL |
| Stan Bahnsen | WAS | -1.46 | 197709070_WAS_CHN |
| Bruce Kison | PIT | -1.45 | 197709052_PHI_PIT |
Based on accumulated WAA for this season up to 1977-09-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.64 | Nolan Ryan | 274.7 | ANA |
| +003+ | 8.44 | Frank Tanana | 241.3 | ANA |
| +006+ | 7.3 | Steve Carlton | 240 | PHI |
| +008+ | 6.85 | Rick Reuschel | 227 | CHN |
| +009+ | 6.59 | John Candelaria | 189.3 | PIT |
| +011+ | 6.23 | Burt Hooton | 201.3 | LAN |
| +014+ | 6.04 | Bert Blyleven | 225.7 | TEX |
| +015+ | 5.96 | Tommy John | 180.3 | LAN |
| +016+ | 5.86 | Tom Seaver | 217.3 | TOT |
| +020+ | 5.59 | J.R. Richard | 225 | HOU |
| +024+ | 5.45 | Steve Rogers | 256 | WAS |
| +032+ | 4.82 | Dave Rozema | 212.3 | DET |
| +035+ | 4.73 | Don Sutton | 203.3 | LAN |
| +044+ | 4.52 | Pablo Torrealba | 90 | OAK |
| +046+ | 4.43 | Ron Guidry | 177.3 | NYA |
| +049+ | 4.17 | Dave Goltz | 253.7 | MIN |
| +051+ | 4.1 | Jim Palmer | 264 | BAL |
| +052+ | 4.07 | Fred Norman | 196 | CIN |
| +053+ | 4.03 | Buddy Schultz | 70 | SLN |
| +056+ | 3.84 | John Urrea | 124 | SLN |
| +062+ | 3.68 | Joe Niekro | 139 | HOU |
| +063+ | 3.52 | Dennis Leonard | 239.7 | KCA |
| +064+ | 3.46 | Gaylord Perry | 204.7 | TEX |
| +066+ | 3.33 | Ron Reed | 105.3 | PHI |
| +068+ | 3.24 | Bob Knepper | 134.3 | SFN |
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