| Starter | Tm | Tier | Game |
|---|---|---|---|
| Nolan Ryan | ANA | 12.06 | 197709081_CHA_ANA |
| Steve Carlton | PHI | 6.99 | 197709090_SLN_PHI |
| Rick Reuschel | CHN | 6.29 | 197709070_WAS_CHN |
| J.R. Richard | HOU | 5.32 | 197709070_SDN_HOU |
| Burt Hooton | LAN | 4.68 | 197709070_LAN_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Kaat | PHI | -1.95 | 197709080_PHI_NYN |
| Buzz Capra | ATL | -1.92 | 197709070_LAN_ATL |
| Ray Burris | CHN | -1.76 | 197709080_WAS_CHN |
| Luis Tiant | BOS | -1.7 | 197709091_DET_BOS |
| Al Fitzmorris | CLE | -1.53 | 197709090_CLE_BAL |
Based on accumulated WAA for this season up to 1977-09-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 9.19 | Nolan Ryan | 281 | ANA |
| +004+ | 8.4 | Frank Tanana | 241.3 | ANA |
| +007+ | 7.27 | Steve Carlton | 249 | PHI |
| +008+ | 6.8 | Rick Reuschel | 227 | CHN |
| +009+ | 6.57 | John Candelaria | 189.3 | PIT |
| +010+ | 6.54 | Tommy John | 189.3 | LAN |
| +013+ | 6.17 | Burt Hooton | 201.3 | LAN |
| +016+ | 6.02 | Bert Blyleven | 225.7 | TEX |
| +018+ | 5.86 | Steve Rogers | 261 | WAS |
| +019+ | 5.83 | Tom Seaver | 217.3 | TOT |
| +024+ | 5.56 | J.R. Richard | 225 | HOU |
| +034+ | 4.9 | Jim Palmer | 273 | BAL |
| +039+ | 4.69 | Don Sutton | 210.3 | LAN |
| +043+ | 4.54 | Dave Rozema | 218.3 | DET |
| +044+ | 4.51 | Pablo Torrealba | 90 | OAK |
| +046+ | 4.41 | Ron Guidry | 177.3 | NYA |
| +049+ | 4.29 | Joe Niekro | 148 | HOU |
| +051+ | 4.13 | Dave Goltz | 253.7 | MIN |
| +053+ | 4.11 | Dennis Leonard | 248.7 | KCA |
| +055+ | 4.07 | Fred Norman | 203 | CIN |
| +058+ | 3.98 | Buddy Schultz | 71.7 | SLN |
| +064+ | 3.32 | Ron Reed | 105.3 | PHI |
| +066+ | 3.24 | Bob Knepper | 134.3 | SFN |
| +069+ | 3.09 | Bob Forsch | 192.3 | SLN |
| +075+ | 2.94 | Ed Halicki | 217 | SFN |
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