| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roger Clemens | BOS | 11.25 | 199107060_DET_BOS |
| Dennis Martinez | WAS | 9.02 | 199107050_WAS_PIT |
| Doug Drabek | PIT | 4.51 | 199107070_WAS_PIT |
| Ramon Martinez | LAN | 4.44 | 199107070_ATL_LAN |
| Frank Viola | NYN | 3.54 | 199107060_NYN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tim Leary | NYA | -4.87 | 199107050_BAL_NYA |
| Andy Hawkins | OAK | -4.66 | 199107050_OAK_KCA |
| Alex Fernandez | CHA | -3.16 | 199107070_MIN_CHA |
| Walt Terrell | DET | -2.34 | 199107050_DET_BOS |
| Jeff Ballard | BAL | -2.33 | 199107070_BAL_NYA |
Based on accumulated WAA for this season up to 1991-07-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.63 | Tom Glavine | 127 | ATL |
| +003+ | 5.39 | Dennis Martinez | 133 | WAS |
| +004+ | 5.36 | Roger Clemens | 133.7 | BOS |
| +006+ | 4.78 | Tom Candiotti | 121.3 | TOT |
| +008+ | 4.5 | Pete Harnisch | 117.7 | HOU |
| +010+ | 4.39 | Jimmy Key | 113 | TOR |
| +014+ | 4.08 | Mike Morgan | 122.3 | LAN |
| +017+ | 3.72 | Ramon Martinez | 120.7 | LAN |
| +019+ | 3.66 | Tim Belcher | 108.3 | LAN |
| +022+ | 3.38 | Frank Viola | 132 | NYN |
| +026+ | 3.21 | Greg Swindell | 134 | CLE |
| +033+ | 2.95 | David Cone | 120.3 | NYN |
| +042+ | 2.68 | Doug Drabek | 122.3 | PIT |
| +043+ | 2.62 | Dennis Rasmussen | 64 | SDN |
| +049+ | 2.5 | Zane Smith | 113.3 | PIT |
| +052+ | 2.38 | Dave Wells | 111.7 | TOR |
| +053+ | 2.35 | Todd Stottlemyre | 116 | TOR |
| +055+ | 2.29 | Nolan Ryan | 96.3 | TEX |
| +057+ | 2.23 | Charlie Leibrandt | 119.7 | ATL |
| +059+ | 2.15 | Jose DeLeon | 100 | SLN |
| +060+ | 2.14 | John Burkett | 119.3 | SFN |
| +062+ | 2.12 | Kevin Tapani | 120.3 | MIN |
| +071+ | 2.01 | Tommy Greene | 104.7 | PHI |
| +076+ | 1.96 | Bob Tewksbury | 93.3 | SLN |
| +083+ | 1.85 | Bruce Hurst | 125.3 | SDN |
_