| Starter | Tm | Tier | Game |
|---|---|---|---|
| Orel Hershiser | LAN | 10.29 | 198708280_WAS_LAN |
| Rick Reuschel | SFN | 7.54 | 198708300_NYN_SFN |
| Charlie Leibrandt | KCA | 7.29 | 198708280_KCA_CHA |
| Mike Scott | HOU | 5.75 | 198708280_HOU_PIT |
| Frank Viola | MIN | 5.42 | 198708300_MIN_MIL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Browning | CIN | -5.53 | 198708290_CHN_CIN |
| Phil Niekro | TOR | -2.78 | 198708290_OAK_TOR |
| Chris Bosio | MIL | -2.66 | 198708280_MIN_MIL |
| Bob Knepper | HOU | -1.8 | 198708300_HOU_PIT |
| Jose Rijo | OAK | -1.02 | 198708300_OAK_TOR |
Based on accumulated WAA for this season up to 1987-08-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.66 | Orel Hershiser | 214 | LAN |
| +006+ | 7.06 | Charlie Leibrandt | 200 | KCA |
| +007+ | 6.82 | Jimmy Key | 205.7 | TOR |
| +009+ | 6.45 | Frank Viola | 209 | MIN |
| +010+ | 6.11 | Rick Reuschel | 184 | TOT |
| +012+ | 5.96 | Mike Scott | 201.7 | HOU |
| +013+ | 5.41 | Nolan Ryan | 161 | HOU |
| +017+ | 5.25 | Roger Clemens | 222.3 | BOS |
| +019+ | 5.08 | Bob Welch | 197.3 | LAN |
| +022+ | 4.86 | Bret Saberhagen | 201 | KCA |
| +024+ | 4.64 | Dwight Gooden | 132.7 | NYN |
| +033+ | 4.04 | Mike Dunne | 116 | PIT |
| +041+ | 3.78 | Jack Morris | 197.7 | DET |
| +042+ | 3.7 | Dave Stewart | 203.7 | OAK |
| +051+ | 3.43 | Danny Darwin | 176.7 | HOU |
| +053+ | 3.42 | Jim Clancy | 199 | TOR |
| +054+ | 3.31 | Gene Nelson | 100.7 | OAK |
| +061+ | 3.11 | Dave Dravecky | 151.7 | TOT |
| +065+ | 3.04 | Mark Langston | 222.7 | SEA |
| +068+ | 2.97 | Atlee Hammaker | 138 | SFN |
| +077+ | 2.8 | Rick Rhoden | 172.7 | NYA |
| +080+ | 2.68 | Danny Jackson | 180 | KCA |
| +081+ | 2.66 | Danny Cox | 155.7 | SLN |
| +088+ | 2.5 | Terry Leach | 113.7 | NYN |
| +090+ | 2.49 | Rick Sutcliffe | 185 | CHN |
_