| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Stieb | TOR | 8.69 | 198406090_TOR_NYA |
| Mario Soto | CIN | 7.67 | 198406110_CIN_HOU |
| Steve Carlton | PHI | 7.57 | 198406090_PIT_PHI |
| Fernando Valenzuela | LAN | 4.35 | 198406090_ATL_LAN |
| Mike Boddicker | BAL | 3.44 | 198406101_DET_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chris Codiroli | OAK | -4.65 | 198406090_OAK_TEX |
| Dennis Martinez | BAL | -3.36 | 198406102_DET_BAL |
| Mike Scott | HOU | -2.73 | 198406090_HOU_SFN |
| Neal Heaton | CLE | -2.24 | 198406101_SEA_CLE |
| Chuck Rainey | CHN | -2.02 | 198406100_CHN_SLN |
Based on accumulated WAA for this season up to 1984-06-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.52 | Storm Davis | 97.7 | BAL |
| +002+ | 4.07 | Jack Morris | 115.3 | DET |
| +003+ | 4.02 | Phil Niekro | 93.7 | NYA |
| +006+ | 3.44 | Bruce Hurst | 104.3 | BOS |
| +007+ | 3.41 | Charlie Lea | 97.7 | WAS |
| +008+ | 3.33 | Geoff Zahn | 77.7 | ANA |
| +009+ | 3.32 | Rick Honeycutt | 99.3 | LAN |
| +011+ | 3.23 | Dave Stieb | 101.7 | TOR |
| +013+ | 3.15 | Nolan Ryan | 80.3 | HOU |
| +012+ | 3.15 | Alejandro Pena | 87.3 | LAN |
| +015+ | 3.14 | John Denny | 64 | PHI |
| +016+ | 3.02 | Bob Knepper | 98.3 | HOU |
| +018+ | 2.89 | Fernando Valenzuela | 101.7 | LAN |
| +022+ | 2.75 | Steve Trout | 77.3 | CHN |
| +029+ | 2.43 | Mario Soto | 96.3 | CIN |
| +030+ | 2.4 | Ray Burris | 69 | OAK |
| +033+ | 2.33 | Ricky Mahler | 56 | ATL |
| +036+ | 2.29 | Kevin Gross | 41.7 | PHI |
| +037+ | 2.25 | Joaquin Andujar | 115 | SLN |
| +042+ | 2.08 | Mike Boddicker | 98.7 | BAL |
| +045+ | 2.05 | Larry McWilliams | 69 | PIT |
| +055+ | 1.79 | Steve Carlton | 90 | PHI |
| +058+ | 1.73 | Dan Petry | 87.7 | DET |
| +062+ | 1.66 | Rick Rhoden | 89.3 | PIT |
| +064+ | 1.63 | John Candelaria | 69 | PIT |
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