| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Whitson | SDN | -6.23 | 198705250_PHI_SDN |
| Scott McGregor | BAL | -3.65 | 198705270_ANA_BAL |
| Phil Niekro | CLE | -3.01 | 198705270_CLE_BOS |
| Ed Correa | TEX | -2.26 | 198705250_TEX_DET |
| Al Nipper | BOS | -1.43 | 198705260_CLE_BOS |
Based on accumulated WAA for this season up to 1987-05-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.64 | Bret Saberhagen | 76 | KCA |
| +004+ | 3.46 | Rick Reuschel | 68.7 | PIT |
| +005+ | 3.21 | Mike Boddicker | 71.3 | BAL |
| +006+ | 3.09 | Curt Young | 76 | OAK |
| +008+ | 3.03 | Mike Scott | 75.3 | HOU |
| +009+ | 3.02 | Charlie Leibrandt | 70.3 | KCA |
| +010+ | 3.01 | Roger Clemens | 78.3 | BOS |
| +012+ | 2.78 | Rick Honeycutt | 47.3 | LAN |
| +013+ | 2.75 | Jim Clancy | 68.3 | TOR |
| +017+ | 2.45 | Sid Fernandez | 59 | NYN |
| +021+ | 2.33 | Nolan Ryan | 64 | HOU |
| +026+ | 2.17 | Joe Magrane | 45.7 | SLN |
| +027+ | 2.07 | Rick Sutcliffe | 67.3 | CHN |
| +032+ | 1.91 | Juan Berenguer | 38.3 | MIN |
| +035+ | 1.86 | Willie Fraser | 47 | ANA |
| +040+ | 1.76 | Charles Hudson | 64.3 | NYA |
| +044+ | 1.73 | Orel Hershiser | 75 | LAN |
| +046+ | 1.72 | Joe Niekro | 40.7 | NYA |
| +047+ | 1.71 | Bruce Hurst | 71.7 | BOS |
| +049+ | 1.65 | Walt Terrell | 67.3 | DET |
| +051+ | 1.62 | Lary Sorensen | 33 | WAS |
| +052+ | 1.62 | Don Carman | 59 | PHI |
| +056+ | 1.56 | Atlee Hammaker | 29 | SFN |
| +065+ | 1.44 | Dennis Eckersley | 38 | OAK |
| +069+ | 1.39 | Bob Welch | 63 | LAN |
_