| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rick Reuschel | SFN | 7.54 | 198708300_NYN_SFN |
| Jimmy Key | TOR | 6.67 | 198709010_ANA_TOR |
| Frank Viola | MIN | 5.42 | 198708300_MIN_MIL |
| Roger Clemens | BOS | 4.36 | 198708300_BOS_CLE |
| Bob Welch | LAN | 4.1 | 198708310_PHI_LAN |
| 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 |
| Bob Knepper | HOU | -1.8 | 198708300_HOU_PIT |
| Jamie Moyer | CHN | -1.55 | 198709010_CHN_HOU |
Based on accumulated WAA for this season up to 1987-09-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.61 | Orel Hershiser | 214 | LAN |
| +006+ | 7.03 | Charlie Leibrandt | 200 | KCA |
| +007+ | 6.81 | Jimmy Key | 210.7 | TOR |
| +009+ | 6.4 | Frank Viola | 209 | MIN |
| +010+ | 6.34 | Rick Reuschel | 191 | TOT |
| +012+ | 5.92 | Mike Scott | 201.7 | HOU |
| +014+ | 5.37 | Nolan Ryan | 161 | HOU |
| +015+ | 5.3 | Bret Saberhagen | 209.7 | KCA |
| +018+ | 5.2 | Roger Clemens | 222.3 | BOS |
| +020+ | 5 | Bob Welch | 205.3 | LAN |
| +024+ | 4.6 | Dwight Gooden | 132.7 | NYN |
| +029+ | 4.51 | Mike Dunne | 125 | PIT |
| +037+ | 3.96 | Dave Dravecky | 160.7 | TOT |
| +046+ | 3.68 | Jack Morris | 197.7 | DET |
| +047+ | 3.67 | Dave Stewart | 203.7 | OAK |
| +056+ | 3.32 | Jim Clancy | 199 | TOR |
| +058+ | 3.29 | Gene Nelson | 100.7 | OAK |
| +065+ | 3.07 | Danny Darwin | 177.7 | HOU |
| +066+ | 3 | Mark Langston | 222.7 | SEA |
| +069+ | 2.94 | Atlee Hammaker | 138 | SFN |
| +074+ | 2.76 | Rick Rhoden | 172.7 | NYA |
| +078+ | 2.63 | Danny Cox | 155.7 | SLN |
| +083+ | 2.59 | Zane Smith | 211.7 | ATL |
| +091+ | 2.51 | Shane Rawley | 194 | PHI |
| +093+ | 2.47 | Terry Leach | 113.7 | NYN |
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