| Starter | Tm | Tier | Game |
|---|---|---|---|
| Orel Hershiser | LAN | 10.14 | 198709130_LAN_ATL |
| Charlie Leibrandt | KCA | 7.67 | 198709120_KCA_OAK |
| Jimmy Key | TOR | 7.27 | 198709120_NYA_TOR |
| Frank Viola | MIN | 6.96 | 198709140_MIN_CHA |
| Rick Reuschel | SFN | 6.88 | 198709120_SFN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Browning | CIN | -3.44 | 198709130_SFN_CIN |
| Ken Dixon | BAL | -2.91 | 198709140_BAL_TOR |
| Jerry Reuss | ANA | -2.08 | 198709130_TEX_ANA |
| Mike Krukow | SFN | -1.75 | 198709140_SDN_SFN |
| Darrel Akerfelds | CLE | -1.55 | 198709120_MIN_CLE |
Based on accumulated WAA for this season up to 1987-09-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 8.62 | Orel Hershiser | 236 | LAN |
| +004+ | 7.73 | Jimmy Key | 227.7 | TOR |
| +006+ | 7.54 | Rick Reuschel | 209 | TOT |
| +008+ | 6.96 | Charlie Leibrandt | 221.7 | KCA |
| +009+ | 6.91 | Frank Viola | 231 | MIN |
| +010+ | 6.86 | Nolan Ryan | 182.7 | HOU |
| +016+ | 5.93 | Bret Saberhagen | 226 | KCA |
| +018+ | 5.79 | Roger Clemens | 246 | BOS |
| +020+ | 5.55 | Mike Scott | 219.7 | HOU |
| +027+ | 4.76 | Mike Dunne | 139 | PIT |
| +036+ | 4.13 | Doyle Alexander | 171.3 | TOT |
| +035+ | 4.13 | Bob Welch | 218.3 | LAN |
| +046+ | 3.72 | Dave Stewart | 226 | OAK |
| +047+ | 3.68 | Jack Morris | 219 | DET |
| +051+ | 3.59 | Dave Dravecky | 168 | TOT |
| +053+ | 3.48 | Dwight Gooden | 150.3 | NYN |
| +061+ | 3.22 | Jim Clancy | 218.3 | TOR |
| +067+ | 3 | Danny Darwin | 177.7 | HOU |
| +072+ | 2.84 | Danny Jackson | 202 | KCA |
| +074+ | 2.79 | Mark Langston | 245 | SEA |
| +081+ | 2.65 | Rick Sutcliffe | 206.7 | CHN |
| +082+ | 2.63 | Dennis Martinez | 127.3 | WAS |
| +087+ | 2.53 | Atlee Hammaker | 147 | SFN |
| +089+ | 2.5 | Teddy Higuera | 230.3 | MIL |
| +093+ | 2.45 | Terry Leach | 119 | NYN |
_