| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roger Clemens | BOS | 9.48 | 199109261_BOS_BAL |
| Tom Glavine | ATL | 6.26 | 199109270_ATL_HOU |
| Jose Rijo | CIN | 5.25 | 199109260_CIN_ATL |
| Kevin Tapani | MIN | 3.86 | 199109270_MIN_TOR |
| Tim Belcher | LAN | 3.8 | 199109270_SFN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Wade Taylor | NYA | -4.87 | 199109260_NYA_MIL |
| Mark Gubicza | KCA | -4.35 | 199109260_ANA_KCA |
| Dave Johnson | BAL | -4.13 | 199109261_BOS_BAL |
| Jack Armstrong | CIN | -2.46 | 199109251_CIN_ATL |
| Rich DeLucia | SEA | -2.07 | 199109250_TEX_SEA |
Based on accumulated WAA for this season up to 1991-09-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.4 | Roger Clemens | 257.3 | BOS |
| +005+ | 8.05 | Dennis Martinez | 222 | WAS |
| +007+ | 7.51 | Tom Candiotti | 227 | TOT |
| +008+ | 7.36 | Tom Glavine | 238.7 | ATL |
| +010+ | 7.21 | Jose Rijo | 190.3 | CIN |
| +012+ | 6.61 | Pete Harnisch | 205.7 | HOU |
| +015+ | 6.21 | Jim Abbott | 230 | ANA |
| +016+ | 6.19 | Tim Belcher | 202.3 | LAN |
| +020+ | 5.75 | Kevin Tapani | 239 | MIN |
| +021+ | 5.7 | Mike Morgan | 222.3 | LAN |
| +025+ | 5.29 | Jose DeLeon | 162 | SLN |
| +026+ | 5.18 | Greg Harris | 126 | SDN |
| +045+ | 4.25 | Andy Benes | 210.3 | SDN |
| +046+ | 4.23 | Mark Langston | 231.3 | ANA |
| +050+ | 4.09 | Bret Saberhagen | 194.3 | KCA |
| +052+ | 4.04 | Doug Drabek | 221.7 | PIT |
| +053+ | 4.01 | Charlie Leibrandt | 222.7 | ATL |
| +054+ | 3.97 | Mike Moore | 196.7 | OAK |
| +058+ | 3.89 | Zane Smith | 220 | PIT |
| +060+ | 3.82 | Jimmy Key | 202 | TOR |
| +062+ | 3.66 | Bill Wegman | 177.3 | MIL |
| +065+ | 3.56 | Ramon Martinez | 208 | LAN |
| +066+ | 3.56 | Randy Tomlin | 168 | PIT |
| +070+ | 3.43 | Nolan Ryan | 160 | TEX |
| +076+ | 3.34 | Chris Bosio | 201.7 | MIL |
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