| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rick Reuschel | SFN | 7.54 | 198708300_NYN_SFN |
| Frank Viola | MIN | 5.42 | 198708300_MIN_MIL |
| Roger Clemens | BOS | 4.36 | 198708300_BOS_CLE |
| Bob Welch | LAN | 4.1 | 198708310_PHI_LAN |
| Nolan Ryan | HOU | 3.89 | 198708290_HOU_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Browning | CIN | -5.53 | 198708290_CHN_CIN |
| Phil Niekro | TOR | -2.78 | 198708290_OAK_TOR |
| Bob Knepper | HOU | -1.8 | 198708300_HOU_PIT |
| Juan Nieves | MIL | -1.48 | 198708300_MIN_MIL |
| Lester Lancaster | CHN | -1.21 | 198708310_CHN_HOU |
Based on accumulated WAA for this season up to 1987-08-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.62 | Orel Hershiser | 214 | LAN |
| +006+ | 7.04 | Charlie Leibrandt | 200 | KCA |
| +007+ | 6.75 | Jimmy Key | 205.7 | TOR |
| +009+ | 6.41 | Frank Viola | 209 | MIN |
| +010+ | 6.08 | Rick Reuschel | 184 | TOT |
| +012+ | 5.93 | Mike Scott | 201.7 | HOU |
| +015+ | 5.38 | Nolan Ryan | 161 | HOU |
| +017+ | 5.21 | Roger Clemens | 222.3 | BOS |
| +019+ | 5.02 | Bob Welch | 205.3 | LAN |
| +022+ | 4.84 | Bret Saberhagen | 201 | KCA |
| +025+ | 4.61 | Dwight Gooden | 132.7 | NYN |
| +029+ | 4.51 | Mike Dunne | 125 | PIT |
| +037+ | 3.97 | Dave Dravecky | 160.7 | TOT |
| +042+ | 3.74 | Jack Morris | 197.7 | DET |
| +043+ | 3.68 | Dave Stewart | 203.7 | OAK |
| +053+ | 3.35 | Jim Clancy | 199 | TOR |
| +055+ | 3.3 | Gene Nelson | 100.7 | OAK |
| +062+ | 3.08 | Danny Darwin | 177.7 | HOU |
| +064+ | 3.01 | Mark Langston | 222.7 | SEA |
| +068+ | 2.94 | Atlee Hammaker | 138 | SFN |
| +075+ | 2.77 | Rick Rhoden | 172.7 | NYA |
| +082+ | 2.64 | Danny Cox | 155.7 | SLN |
| +088+ | 2.51 | Shane Rawley | 194 | PHI |
| +092+ | 2.48 | Terry Leach | 113.7 | NYN |
| +093+ | 2.46 | Rick Sutcliffe | 185 | CHN |
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