| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | MIN | -4.83 | 198709060_MIL_MIN |
| Al Nipper | BOS | -2.72 | 198709080_NYA_BOS |
| Jerry Reuss | ANA | -2.11 | 198709080_KCA_ANA |
| Mike Krukow | SFN | -2.05 | 198709080_SFN_HOU |
| Darrel Akerfelds | CLE | -2 | 198709060_CLE_BOS |
Based on accumulated WAA for this season up to 1987-09-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 8.29 | Orel Hershiser | 229 | LAN |
| +006+ | 7.42 | Charlie Leibrandt | 216.3 | KCA |
| +007+ | 7.09 | Jimmy Key | 219.7 | TOR |
| +008+ | 6.89 | Rick Reuschel | 200 | TOT |
| +009+ | 6.74 | Frank Viola | 217 | MIN |
| +010+ | 6.73 | Mike Scott | 217.7 | HOU |
| +013+ | 5.95 | Nolan Ryan | 168 | HOU |
| +019+ | 5.42 | Roger Clemens | 230.3 | BOS |
| +023+ | 5.09 | Bob Welch | 211.7 | LAN |
| +025+ | 4.97 | Bret Saberhagen | 217 | KCA |
| +026+ | 4.96 | Mike Dunne | 132.3 | PIT |
| +028+ | 4.74 | Dave Stewart | 221.7 | OAK |
| +031+ | 4.52 | Dwight Gooden | 148.3 | NYN |
| +035+ | 4.32 | Jack Morris | 213.7 | DET |
| +038+ | 4.17 | Dave Dravecky | 166 | TOT |
| +064+ | 3.11 | Atlee Hammaker | 145 | SFN |
| +069+ | 2.93 | Danny Darwin | 177.7 | HOU |
| +071+ | 2.89 | Jim Clancy | 205 | TOR |
| +084+ | 2.56 | Dennis Martinez | 114 | WAS |
| +087+ | 2.51 | Danny Jackson | 195 | KCA |
| +089+ | 2.51 | Eric Nolte | 43.3 | SDN |
| +092+ | 2.46 | Doyle Alexander | 155.3 | TOT |
| +102+ | 2.3 | Terry Leach | 117.7 | NYN |
| +103+ | 2.28 | Rick Rhoden | 177.7 | NYA |
| +104+ | 2.26 | Mark Langston | 236 | SEA |
_