| Starter | Tm | Tier | Game |
|---|---|---|---|
| Orel Hershiser | LAN | 10.23 | 198708130_CIN_LAN |
| Charlie Leibrandt | KCA | 9.31 | 198708120_NYA_KCA |
| Mike Scott | HOU | 9.21 | 198708120_HOU_SFN |
| Dwight Gooden | NYN | 3.36 | 198708130_NYN_CHN |
| Jack Morris | DET | 2.51 | 198708130_DET_KCA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Browning | CIN | -4.38 | 198708130_CIN_LAN |
| Phil Niekro | TOR | -2.93 | 198708130_CHA_TOR |
| Ken Dixon | BAL | -2.9 | 198708120_CLE_BAL |
| Bob Knepper | HOU | -2.17 | 198708140_ATL_HOU |
| Steve Carlton | MIN | -2.07 | 198708130_ANA_MIN |
Based on accumulated WAA for this season up to 1987-08-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 7.83 | Charlie Leibrandt | 182 | KCA |
| +004+ | 7.19 | Orel Hershiser | 190 | LAN |
| +005+ | 6.9 | Rick Reuschel | 170.7 | PIT |
| +007+ | 6.84 | Jimmy Key | 194.7 | TOR |
| +008+ | 6.65 | Frank Viola | 186.3 | MIN |
| +010+ | 5.67 | Mike Scott | 177.7 | HOU |
| +011+ | 5.6 | Roger Clemens | 196.3 | BOS |
| +012+ | 5.59 | Bret Saberhagen | 180.7 | KCA |
| +021+ | 4.21 | Nolan Ryan | 142.7 | HOU |
| +027+ | 3.9 | Bob Welch | 176.3 | LAN |
| +032+ | 3.69 | Terry Leach | 100 | NYN |
| +036+ | 3.51 | Frank Tanana | 167.7 | DET |
| +038+ | 3.47 | Mike Dunne | 100 | PIT |
| +039+ | 3.36 | Jack Morris | 174.3 | DET |
| +051+ | 3.09 | Atlee Hammaker | 124 | SFN |
| +053+ | 3.04 | Dwight Gooden | 110 | NYN |
| +060+ | 2.92 | Jim Clancy | 170.7 | TOR |
| +065+ | 2.82 | Bruce Hurst | 189.7 | BOS |
| +070+ | 2.76 | Dave Stewart | 173 | OAK |
| +072+ | 2.74 | Sid Fernandez | 125.7 | NYN |
| +073+ | 2.74 | Dave Schmidt | 113.7 | BAL |
| +077+ | 2.66 | Rick Sutcliffe | 169.3 | CHN |
| +083+ | 2.49 | Danny Darwin | 156.7 | HOU |
| +085+ | 2.44 | Dennis Martinez | 79.7 | WAS |
| +086+ | 2.42 | Gene Nelson | 83.3 | OAK |
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