| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Stieb | TOR | 8.57 | 198405300_TOR_CHA |
| Steve Carlton | PHI | 8.5 | 198405300_SFN_PHI |
| John Candelaria | PIT | 4.75 | 198405280_PIT_HOU |
| Jack Morris | DET | 4.28 | 198405280_DET_OAK |
| Phil Niekro | NYA | 3.83 | 198405290_NYA_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chris Codiroli | OAK | -3.54 | 198405280_DET_OAK |
| Mike Scott | HOU | -3.12 | 198405300_SLN_HOU |
| Neal Heaton | CLE | -2.17 | 198405301_MIL_CLE |
| Frank LaCorte | ANA | -1.36 | 198405290_NYA_ANA |
| Bob Ojeda | BOS | -0.94 | 198405300_MIN_BOS |
Based on accumulated WAA for this season up to 1984-05-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.97 | Jack Morris | 100.3 | DET |
| +004+ | 3.54 | Phil Niekro | 78.7 | NYA |
| +003+ | 3.54 | Storm Davis | 82.3 | BAL |
| +007+ | 3.2 | Nolan Ryan | 76.3 | HOU |
| +006+ | 3.2 | Bob Knepper | 83.7 | HOU |
| +008+ | 3.17 | Bruce Hurst | 77.7 | BOS |
| +009+ | 3.13 | John Denny | 64 | PHI |
| +010+ | 3.02 | Rick Honeycutt | 73.3 | LAN |
| +012+ | 2.9 | Dave Stieb | 86 | TOR |
| +013+ | 2.72 | Fernando Valenzuela | 84.7 | LAN |
| +014+ | 2.69 | Ray Burris | 58.3 | OAK |
| +019+ | 2.45 | Richard Dotson | 82.3 | CHA |
| +023+ | 2.28 | Steve Carlton | 76.3 | PHI |
| +026+ | 2.21 | Steve Trout | 67.3 | CHN |
| +027+ | 2.14 | John Candelaria | 65.3 | PIT |
| +028+ | 2.11 | Mike Boddicker | 85.3 | BAL |
| +030+ | 2.1 | Tommy John | 74 | ANA |
| +029+ | 2.1 | Alejandro Pena | 72.3 | LAN |
| +035+ | 1.92 | Mario Soto | 80.3 | CIN |
| +036+ | 1.91 | Frank Viola | 78 | MIN |
| +039+ | 1.86 | Larry McWilliams | 62 | PIT |
| +041+ | 1.84 | Charlie Lea | 80.3 | WAS |
| +051+ | 1.71 | Chuck Porter | 46.7 | MIL |
| +052+ | 1.7 | Luis Leal | 74 | TOR |
| +055+ | 1.63 | Frank Tanana | 72.7 | TEX |
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