| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jerry Reuss | LAN | 7.58 | 198108100_CIN_LAN |
| Steve Carlton | PHI | 6.37 | 198106100_HOU_PHI |
| Ken Forsch | ANA | 5.51 | 198106110_BOS_ANA |
| Nolan Ryan | HOU | 5.5 | 198106100_HOU_PHI |
| Jim Bibby | PIT | 5.15 | 198108100_PIT_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Krukow | CHN | -3.62 | 198108100_NYN_CHN |
| Glenn Abbott | SEA | -2.89 | 198108100_ANA_SEA |
| Jim Clancy | TOR | -2.04 | 198108100_TOR_DET |
| Frank Tanana | BOS | -0.99 | 198106100_BOS_SEA |
| Milt Wilcox | DET | -0.97 | 198108100_TOR_DET |
Based on accumulated WAA for this season up to 1981-08-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.79 | Bob Knepper | 86.7 | HOU |
| +002+ | 4 | Nolan Ryan | 79.7 | HOU |
| +005+ | 3.6 | Jerry Reuss | 86.3 | LAN |
| +006+ | 3.28 | Fernando Valenzuela | 110.3 | LAN |
| +008+ | 3.25 | Ken Forsch | 103 | ANA |
| +010+ | 3.12 | Tom Seaver | 87.3 | CIN |
| +012+ | 2.82 | Len Barker | 82.7 | CLE |
| +013+ | 2.81 | Jack Morris | 112.3 | DET |
| +014+ | 2.76 | Steve McCatty | 94.3 | OAK |
| +016+ | 2.56 | Scott Sanderson | 75.7 | WAS |
| +018+ | 2.51 | Vida Blue | 81.3 | SFN |
| +028+ | 1.98 | Steve Carlton | 106 | PHI |
| +036+ | 1.83 | Bert Blyleven | 101.3 | CLE |
| +039+ | 1.78 | Juan Eichelberger | 89.7 | SDN |
| +041+ | 1.78 | Jim Bibby | 76.3 | PIT |
| +042+ | 1.77 | Doyle Alexander | 82.7 | SFN |
| +046+ | 1.61 | Richard Dotson | 92 | CHA |
| +049+ | 1.58 | Dennis Lamp | 44 | CHA |
| +055+ | 1.51 | Joe Niekro | 95.3 | HOU |
| +057+ | 1.47 | Dave Righetti | 30 | NYA |
| +059+ | 1.46 | Brian Kingman | 76 | OAK |
| +062+ | 1.42 | Andy Rincon | 35.7 | SLN |
| +063+ | 1.39 | Steve Trout | 69.3 | CHA |
| +068+ | 1.37 | Bill Lee | 46.3 | WAS |
| +069+ | 1.34 | John Martin | 37.3 | SLN |
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