| Starter | Tm | Tier | Game |
|---|---|---|---|
| Orel Hershiser | LAN | 11.08 | 198709020_PHI_LAN |
| Charlie Leibrandt | KCA | 7.31 | 198709020_MIL_KCA |
| Jimmy Key | TOR | 6.67 | 198709010_ANA_TOR |
| Rick Reuschel | SFN | 5.46 | 198709010_WAS_SFN |
| Mike Scott | HOU | 5.23 | 198709020_CHN_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jeff Sellers | BOS | -2.62 | 198709010_BOS_MIN |
| Scott Bankhead | SEA | -2.24 | 198709010_SEA_BAL |
| Darrel Akerfelds | CLE | -2.05 | 198709010_CLE_DET |
| Chris Bosio | MIL | -1.63 | 198709030_MIL_KCA |
| Jamie Moyer | CHN | -1.55 | 198709010_CHN_HOU |
Based on accumulated WAA for this season up to 1987-09-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.53 | Orel Hershiser | 222 | LAN |
| +006+ | 7.27 | Charlie Leibrandt | 209 | KCA |
| +007+ | 6.76 | Jimmy Key | 210.7 | TOR |
| +009+ | 6.37 | Mike Scott | 208.7 | HOU |
| +010+ | 6.32 | Frank Viola | 209 | MIN |
| +011+ | 6.3 | Rick Reuschel | 191 | TOT |
| +015+ | 5.34 | Nolan Ryan | 161 | HOU |
| +016+ | 5.24 | Bret Saberhagen | 209.7 | KCA |
| +019+ | 5.16 | Roger Clemens | 222.3 | BOS |
| +021+ | 4.96 | Bob Welch | 205.3 | LAN |
| +024+ | 4.85 | Dwight Gooden | 141.7 | NYN |
| +028+ | 4.48 | Mike Dunne | 125 | PIT |
| +034+ | 4.34 | Jack Morris | 206.7 | DET |
| +036+ | 4.12 | Dave Stewart | 212.7 | OAK |
| +039+ | 3.93 | Dave Dravecky | 160.7 | TOT |
| +057+ | 3.28 | Jim Clancy | 199 | TOR |
| +058+ | 3.27 | Gene Nelson | 100.7 | OAK |
| +066+ | 3.03 | Danny Darwin | 177.7 | HOU |
| +069+ | 2.91 | Atlee Hammaker | 138 | SFN |
| +074+ | 2.76 | Danny Cox | 163.7 | SLN |
| +076+ | 2.7 | Rick Rhoden | 172.7 | NYA |
| +081+ | 2.65 | Mark Langston | 230 | SEA |
| +083+ | 2.56 | Zane Smith | 211.7 | ATL |
| +091+ | 2.46 | Shane Rawley | 194 | PHI |
| +092+ | 2.44 | Terry Leach | 113.7 | NYN |
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