| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Viola | MIN | 8.59 | 198808260_MIN_KCA |
| Danny Jackson | CIN | 6.87 | 198808260_SLN_CIN |
| Tim Leary | LAN | 5.22 | 198808270_LAN_PHI |
| Ted Higuera | MIL | 5.04 | 198808250_NYA_MIL |
| Mike Scott | HOU | 4.58 | 198808270_PIT_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Willie Fraser | ANA | -6.77 | 198808260_NYA_ANA |
| Bert Blyleven | MIN | -4.15 | 198808270_MIN_KCA |
| Oil Can Boyd | BOS | -3.84 | 198808260_BOS_SEA |
| Tom Glavine | ATL | -3.8 | 198808270_CHN_ATL |
| Jay Tibbs | BAL | -2.47 | 198808260_BAL_OAK |
Based on accumulated WAA for this season up to 1988-08-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 6.85 | Frank Viola | 207.7 | MIN |
| +007+ | 5.94 | Teddy Higuera | 182.7 | MIL |
| +008+ | 5.87 | Danny Jackson | 208 | CIN |
| +009+ | 5.84 | Dennis Martinez | 203 | WAS |
| +012+ | 5.68 | David Cone | 175 | NYN |
| +013+ | 5.64 | Tim Leary | 188 | LAN |
| +014+ | 5.56 | Mark Gubicza | 210 | KCA |
| +025+ | 4.77 | Allan Anderson | 154 | MIN |
| +024+ | 4.77 | Mike Scott | 179.7 | HOU |
| +028+ | 4.67 | Roger Clemens | 213.7 | BOS |
| +029+ | 4.6 | John Tudor | 160.3 | TOT |
| +031+ | 4.21 | Joe Magrane | 124.3 | SLN |
| +033+ | 4.12 | Pascual Perez | 141.3 | WAS |
| +034+ | 4.09 | Bob Walk | 178 | PIT |
| +035+ | 4.01 | Orel Hershiser | 203 | LAN |
| +043+ | 3.53 | Jeff Robinson | 172 | DET |
| +042+ | 3.53 | Jose Rijo | 142.3 | CIN |
| +049+ | 3.14 | Don Robinson | 119.7 | SFN |
| +050+ | 3.07 | Jim Deshaies | 165 | HOU |
| +052+ | 3.03 | Rick Reuschel | 183 | SFN |
| +054+ | 3 | Eric Show | 188.3 | SDN |
| +055+ | 2.99 | Dwight Gooden | 199.3 | NYN |
| +059+ | 2.89 | Scott Bankhead | 130.7 | SEA |
| +061+ | 2.87 | Greg Maddux | 202 | CHN |
| +064+ | 2.78 | Dave LaPoint | 175.7 | TOT |
_