| Starter | Tm | Tier | Game |
|---|---|---|---|
| Nolan Ryan | ANA | 12.06 | 197709081_CHA_ANA |
| Steve Carlton | PHI | 6.99 | 197709090_SLN_PHI |
| John Candelaria | PIT | 5.25 | 197709100_WAS_PIT |
| Tommy John | LAN | 4.45 | 197709090_LAN_CIN |
| Tom Seaver | CIN | 4.16 | 197709100_LAN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Randy Lerch | PHI | -3.9 | 197709100_SLN_PHI |
| Ray Burris | CHN | -1.76 | 197709080_WAS_CHN |
| Luis Tiant | BOS | -1.7 | 197709091_DET_BOS |
| Al Fitzmorris | CLE | -1.53 | 197709090_CLE_BAL |
| Paul Mitchell | SEA | -1.33 | 197709101_TEX_SEA |
Based on accumulated WAA for this season up to 1977-09-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 9.17 | Nolan Ryan | 281 | ANA |
| +004+ | 8.39 | Frank Tanana | 241.3 | ANA |
| +006+ | 7.26 | Steve Carlton | 249 | PHI |
| +008+ | 6.79 | Rick Reuschel | 227 | CHN |
| +009+ | 6.54 | Tommy John | 189.3 | LAN |
| +011+ | 6.39 | John Candelaria | 196.7 | PIT |
| +013+ | 6.18 | Burt Hooton | 201.3 | LAN |
| +014+ | 6.16 | Tom Seaver | 225.3 | TOT |
| +016+ | 6.01 | Bert Blyleven | 225.7 | TEX |
| +019+ | 5.85 | Steve Rogers | 261 | WAS |
| +023+ | 5.55 | J.R. Richard | 225 | HOU |
| +036+ | 4.85 | Jim Palmer | 273 | BAL |
| +037+ | 4.76 | Pablo Torrealba | 95 | OAK |
| +040+ | 4.7 | Don Sutton | 210.3 | LAN |
| +044+ | 4.55 | Dave Rozema | 218.3 | DET |
| +046+ | 4.4 | Ron Guidry | 177.3 | NYA |
| +049+ | 4.28 | Joe Niekro | 148 | HOU |
| +051+ | 4.1 | Dennis Leonard | 248.7 | KCA |
| +052+ | 4.07 | Buddy Schultz | 72.7 | SLN |
| +054+ | 4.06 | Fred Norman | 203 | CIN |
| +059+ | 3.79 | Dave Goltz | 261.3 | MIN |
| +064+ | 3.41 | Bob Knepper | 140.7 | SFN |
| +065+ | 3.31 | Ron Reed | 105.3 | PHI |
| +070+ | 3.1 | Bob Forsch | 192.3 | SLN |
| +075+ | 2.99 | Jerry Koosman | 218.7 | NYN |
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