| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mario Soto | CIN | 6.93 | 198406300_WAS_CIN |
| Geoff Zahn | ANA | 3.8 | 198406300_ANA_MIL |
| Joe Niekro | HOU | 3.39 | 198407010_HOU_PHI |
| Mike Boddicker | BAL | 3.08 | 198407010_BAL_CHA |
| Alejandro Pena | LAN | 2.85 | 198407020_PIT_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dennis Eckersley | CHN | -3.69 | 198407010_CHN_LAN |
| Larry Gura | KCA | -2.2 | 198407021_KCA_CLE |
| Mike Moore | SEA | -1.79 | 198407021_SEA_MIL |
| Mike Scott | HOU | -1.77 | 198407020_HOU_NYN |
| Jim Clancy | TOR | -1.59 | 198407020_ANA_TOR |
Based on accumulated WAA for this season up to 1984-07-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.91 | Phil Niekro | 124 | NYA |
| +002+ | 4.69 | Geoff Zahn | 109.7 | ANA |
| +006+ | 3.98 | Nolan Ryan | 88.3 | HOU |
| +007+ | 3.94 | Ray Burris | 97 | OAK |
| +009+ | 3.9 | Dave Stieb | 131 | TOR |
| +013+ | 3.47 | Mario Soto | 123.3 | CIN |
| +017+ | 3.26 | Jack Morris | 130 | DET |
| +018+ | 3.25 | John Denny | 64 | PHI |
| +019+ | 3.25 | Alejandro Pena | 119.7 | LAN |
| +021+ | 3.23 | Bruce Hurst | 118 | BOS |
| +025+ | 3.07 | Mike Boddicker | 129.7 | BAL |
| +028+ | 3 | Joaquin Andujar | 142 | SLN |
| +030+ | 2.99 | Storm Davis | 119 | BAL |
| +031+ | 2.93 | Richard Dotson | 128.3 | CHA |
| +032+ | 2.88 | Ricky Mahler | 85.3 | ATL |
| +034+ | 2.86 | Joe Niekro | 121 | HOU |
| +035+ | 2.84 | Ricky Horton | 50.7 | SLN |
| +037+ | 2.79 | Charlie Lea | 124 | WAS |
| +046+ | 2.44 | Jaime Cocanower | 108.7 | MIL |
| +049+ | 2.36 | Rick Rhoden | 117.3 | PIT |
| +048+ | 2.36 | Frank Viola | 119 | MIN |
| +052+ | 2.28 | Rick Honeycutt | 113.3 | LAN |
| +051+ | 2.28 | Bob Knepper | 124 | HOU |
| +053+ | 2.27 | Dave Dravecky | 75.3 | SDN |
| +054+ | 2.26 | Jim Beattie | 106.7 | SEA |
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