| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Scott | HOU | 10.79 | 198706300_HOU_CIN |
| Orel Hershiser | LAN | 7.36 | 198706300_SDN_LAN |
| Charlie Leibrandt | KCA | 6.91 | 198706300_MIN_KCA |
| Jimmy Key | TOR | 5.35 | 198707010_NYA_TOR |
| Dwight Gooden | NYN | 4.54 | 198706300_SLN_NYN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jeff Sellers | BOS | -1.77 | 198706300_BAL_BOS |
| Rick Mahler | ATL | -1.62 | 198707010_ATL_SFN |
| Storm Davis | SDN | -1.35 | 198706290_SDN_LAN |
| Phil Niekro | CLE | -0.96 | 198706300_ANA_CLE |
| Chris Bosio | MIL | -0.72 | 198706290_DET_MIL |
Based on accumulated WAA for this season up to 1987-07-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.64 | Bret Saberhagen | 124.7 | KCA |
| +004+ | 6.06 | Orel Hershiser | 132 | LAN |
| +005+ | 5.61 | Rick Reuschel | 115.7 | PIT |
| +006+ | 5.57 | Mike Scott | 125.3 | HOU |
| +007+ | 4.89 | Charlie Leibrandt | 120 | KCA |
| +009+ | 4.64 | Jimmy Key | 131.3 | TOR |
| +010+ | 4.48 | Jim Clancy | 119.3 | TOR |
| +011+ | 4.17 | Mike Boddicker | 122 | BAL |
| +018+ | 3.39 | Juan Berenguer | 74 | MIN |
| +020+ | 3.22 | Bruce Hurst | 128.7 | BOS |
| +022+ | 3.1 | Frank Viola | 122.3 | MIN |
| +028+ | 2.93 | Frank Tanana | 106 | DET |
| +039+ | 2.63 | Terry Leach | 58.7 | NYN |
| +040+ | 2.56 | Mike Witt | 114.7 | ANA |
| +042+ | 2.48 | Roger Clemens | 129.7 | BOS |
| +046+ | 2.44 | Sid Fernandez | 102 | NYN |
| +047+ | 2.42 | Dwight Gooden | 46.3 | NYN |
| +048+ | 2.4 | Rick Honeycutt | 85.7 | LAN |
| +055+ | 2.28 | Dave Schmidt | 74.3 | BAL |
| +057+ | 2.27 | Ron Robinson | 68 | CIN |
| +056+ | 2.27 | Nolan Ryan | 97 | HOU |
| +060+ | 2.23 | Steve Ontiveros | 50.7 | OAK |
| +061+ | 2.22 | Eric Show | 112.3 | SDN |
| +062+ | 2.2 | Bob Welch | 114.7 | LAN |
| +063+ | 2.18 | Fernando Valenzuela | 118.7 | LAN |
_