| Starter | Tm | Tier | Game |
|---|---|---|---|
| Nolan Ryan | HOU | 8.23 | 198406010_HOU_LAN |
| Jack Morris | DET | 5.17 | 198406020_BAL_DET |
| Charlie Lea | WAS | 3.63 | 198406010_WAS_PIT |
| Storm Davis | BAL | 3.35 | 198406020_BAL_DET |
| Rich Dotson | CHA | 3.05 | 198406020_OAK_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chris Codiroli | OAK | -4.82 | 198406030_OAK_CHA |
| Mike Torrez | NYN | -2.46 | 198406030_SLN_NYN |
| Mike Witt | ANA | -2.23 | 198406010_ANA_CLE |
| Dennis Eckersley | CHN | -2.08 | 198406020_CHN_PHI |
| Tom Seaver | CHA | -1.33 | 198406010_OAK_CHA |
Based on accumulated WAA for this season up to 1984-06-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.36 | Storm Davis | 91.3 | BAL |
| +002+ | 3.96 | Phil Niekro | 85.7 | NYA |
| +004+ | 3.78 | Bruce Hurst | 86.7 | BOS |
| +005+ | 3.61 | Bob Knepper | 92.7 | HOU |
| +006+ | 3.48 | Jack Morris | 106.3 | DET |
| +007+ | 3.4 | Rick Honeycutt | 82.3 | LAN |
| +008+ | 3.17 | Nolan Ryan | 80.3 | HOU |
| +009+ | 3.15 | John Denny | 64 | PHI |
| +011+ | 2.94 | Dave Stieb | 86 | TOR |
| +015+ | 2.78 | Ray Burris | 63.7 | OAK |
| +018+ | 2.76 | Fernando Valenzuela | 84.7 | LAN |
| +019+ | 2.61 | Charlie Lea | 88.3 | WAS |
| +024+ | 2.33 | Richard Dotson | 90.3 | CHA |
| +026+ | 2.32 | Steve Carlton | 76.3 | PHI |
| +027+ | 2.27 | Steve Trout | 72.3 | CHN |
| +029+ | 2.21 | Tommy John | 80 | ANA |
| +032+ | 2.18 | Mike Boddicker | 85.3 | BAL |
| +033+ | 2.17 | John Candelaria | 65.3 | PIT |
| +035+ | 2.13 | Alejandro Pena | 72.3 | LAN |
| +040+ | 2.03 | Joaquin Andujar | 100 | SLN |
| +042+ | 1.96 | Mario Soto | 80.3 | CIN |
| +045+ | 1.91 | John Tudor | 79.7 | PIT |
| +046+ | 1.89 | Larry McWilliams | 62 | PIT |
| +049+ | 1.86 | Frank Viola | 87 | MIN |
| +050+ | 1.82 | Joe Niekro | 81.7 | HOU |
_