| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Stieb | TOR | 8.69 | 198406090_TOR_NYA |
| Steve Carlton | PHI | 7.57 | 198406090_PIT_PHI |
| Storm Davis | BAL | 4.9 | 198406080_DET_BAL |
| Charlie Lea | WAS | 4.9 | 198406070_CHN_WAS |
| John Candelaria | PIT | 4.73 | 198406081_PIT_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chris Codiroli | OAK | -4.65 | 198406090_OAK_TEX |
| Mike Scott | HOU | -2.73 | 198406090_HOU_SFN |
| Mike Torrez | NYN | -1.61 | 198406092_NYN_WAS |
| Dennis Eckersley | CHN | -1.56 | 198406070_CHN_WAS |
| Jim Gott | TOR | -1.52 | 198406080_TOR_NYA |
Based on accumulated WAA for this season up to 1984-06-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.51 | Storm Davis | 97.7 | BAL |
| +002+ | 4.06 | Jack Morris | 115.3 | DET |
| +003+ | 4 | Phil Niekro | 93.7 | NYA |
| +004+ | 3.95 | Bruce Hurst | 95.7 | BOS |
| +006+ | 3.69 | Rick Honeycutt | 91.3 | LAN |
| +007+ | 3.42 | Charlie Lea | 97.7 | WAS |
| +010+ | 3.22 | Nolan Ryan | 80.3 | HOU |
| +011+ | 3.21 | Dave Stieb | 101.7 | TOR |
| +012+ | 3.17 | John Denny | 64 | PHI |
| +014+ | 3.1 | Bob Knepper | 98.3 | HOU |
| +017+ | 2.88 | Alejandro Pena | 81.7 | LAN |
| +016+ | 2.88 | Fernando Valenzuela | 101.7 | LAN |
| +019+ | 2.76 | Steve Trout | 77.3 | CHN |
| +026+ | 2.55 | Geoff Zahn | 68.7 | ANA |
| +027+ | 2.55 | Mike Boddicker | 94.3 | BAL |
| +031+ | 2.38 | Ray Burris | 69 | OAK |
| +033+ | 2.32 | Ricky Mahler | 56 | ATL |
| +034+ | 2.31 | Kevin Gross | 41.7 | PHI |
| +039+ | 2.14 | Mario Soto | 87.3 | CIN |
| +043+ | 2.07 | Larry McWilliams | 69 | PIT |
| +048+ | 1.89 | Joaquin Andujar | 106 | SLN |
| +049+ | 1.83 | Steve Carlton | 90 | PHI |
| +055+ | 1.72 | Rick Rhoden | 82.3 | PIT |
| +059+ | 1.65 | John Candelaria | 69 | PIT |
| +060+ | 1.63 | Joe Niekro | 88.7 | HOU |
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