| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roger Clemens | BOS | 16.73 | 198806080_BOS_NYA |
| Mike Scott | HOU | 6.2 | 198806080_HOU_LAN |
| John Tudor | SLN | 4.6 | 198806070_NYN_SLN |
| Frank Viola | MIN | 2.91 | 198806060_MIN_CHA |
| David Cone | NYN | 1.7 | 198806070_NYN_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Whitson | SDN | -4.13 | 198806070_CIN_SDN |
| Rich Yett | CLE | -3.09 | 198806080_TOR_CLE |
| Oil Can Boyd | BOS | -1.7 | 198806070_BOS_NYA |
| Mike Campbell | SEA | -1.69 | 198806080_MIL_SEA |
| Charlie Lea | MIN | -1.29 | 198806070_MIN_CHA |
Based on accumulated WAA for this season up to 1988-06-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.66 | Roger Clemens | 118.7 | BOS |
| +004+ | 3.74 | John Tudor | 61.3 | SLN |
| +005+ | 3.67 | Bob Knepper | 68.3 | HOU |
| +007+ | 3.46 | Ron Darling | 93 | NYN |
| +008+ | 3.42 | Greg Maddux | 104.7 | CHN |
| +011+ | 3.08 | Teddy Higuera | 80 | MIL |
| +012+ | 3.06 | David Cone | 69.7 | NYN |
| +013+ | 3 | Greg Swindell | 96.7 | CLE |
| +014+ | 2.99 | Larry McWilliams | 67.3 | SLN |
| +019+ | 2.7 | Frank Viola | 95 | MIN |
| +022+ | 2.61 | Orel Hershiser | 87.3 | LAN |
| +024+ | 2.54 | Kevin Gross | 97 | PHI |
| +028+ | 2.31 | Pascual Perez | 53 | WAS |
| +030+ | 2.29 | John Candelaria | 74.7 | NYA |
| +033+ | 2.22 | Dave LaPoint | 89 | CHA |
| +035+ | 2.17 | Chris Bosio | 95.3 | MIL |
| +039+ | 2.07 | Tom Candiotti | 93.3 | CLE |
| +040+ | 2.03 | Bob Walk | 77.7 | PIT |
| +042+ | 2.02 | Jim Deshaies | 66.3 | HOU |
| +044+ | 1.96 | Dennis Martinez | 82.7 | WAS |
| +045+ | 1.92 | Jose Rijo | 54 | CIN |
| +047+ | 1.89 | Paul Kilgus | 83.7 | TEX |
| +046+ | 1.89 | John Farrell | 91.3 | CLE |
| +051+ | 1.83 | Jose Guzman | 92.3 | TEX |
| +053+ | 1.79 | Rick Reuschel | 80.7 | SFN |
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