| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Viola | MIN | 6.8 | 198708210_MIN_BOS |
| Mike Scott | HOU | 6.58 | 198708220_HOU_CHN |
| Bret Saberhagen | KCA | 4.94 | 198708220_KCA_MIL |
| Roger Clemens | BOS | 4.93 | 198708210_MIN_BOS |
| Bob Welch | LAN | 4.51 | 198708211_LAN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ken Schrom | CLE | -3.35 | 198708200_MIL_CLE |
| Phil Niekro | TOR | -2.73 | 198708210_TOR_ANA |
| Dan Petry | DET | -1.67 | 198708211_DET_CLE |
| Jerry Reuss | ANA | -1.3 | 198708210_TOR_ANA |
| Jose Guzman | TEX | -1.19 | 198708200_CHA_TEX |
Based on accumulated WAA for this season up to 1987-08-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 7.53 | Orel Hershiser | 197 | LAN |
| +003+ | 7.43 | Charlie Leibrandt | 188 | KCA |
| +005+ | 7.21 | Frank Viola | 199 | MIN |
| +008+ | 6.78 | Jimmy Key | 199.7 | TOR |
| +009+ | 6.75 | Rick Reuschel | 176.7 | PIT |
| +011+ | 6.04 | Mike Scott | 193.7 | HOU |
| +012+ | 5.73 | Roger Clemens | 209.3 | BOS |
| +014+ | 5.28 | Bob Welch | 191.3 | LAN |
| +017+ | 4.93 | Nolan Ryan | 149.7 | HOU |
| +023+ | 4.59 | Bret Saberhagen | 193 | KCA |
| +036+ | 3.84 | Danny Darwin | 172 | HOU |
| +040+ | 3.7 | Gene Nelson | 95.7 | OAK |
| +039+ | 3.7 | Jack Morris | 181.3 | DET |
| +043+ | 3.58 | Dwight Gooden | 117.3 | NYN |
| +049+ | 3.32 | Jim Clancy | 184.3 | TOR |
| +054+ | 3.19 | Mike Dunne | 107 | PIT |
| +055+ | 3.16 | Dave Stewart | 189 | OAK |
| +056+ | 3.15 | Frank Tanana | 178 | DET |
| +075+ | 2.7 | Terry Leach | 106.7 | NYN |
| +076+ | 2.69 | Mike Witt | 189.3 | ANA |
| +077+ | 2.68 | Rick Sutcliffe | 169.3 | CHN |
| +081+ | 2.61 | Richard Dotson | 190.3 | CHA |
| +084+ | 2.55 | Sid Fernandez | 132 | NYN |
| +086+ | 2.47 | Mike Boddicker | 175 | BAL |
| +087+ | 2.46 | Dave Dravecky | 144 | TOT |
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