| Starter | Tm | Tier | Game |
|---|---|---|---|
| Nolan Ryan | HOU | 6.75 | 198407030_HOU_NYN |
| Mike Boddicker | BAL | 3.08 | 198407010_BAL_CHA |
| Jack Morris | DET | 2.88 | 198407030_DET_CHA |
| Alejandro Pena | LAN | 2.85 | 198407020_PIT_LAN |
| John Candelaria | PIT | 2.11 | 198407030_PIT_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Matt Young | SEA | -4.01 | 198407030_SEA_MIL |
| Dennis Eckersley | CHN | -3.69 | 198407010_CHN_LAN |
| Larry Gura | KCA | -2.2 | 198407021_KCA_CLE |
| 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 1984-07-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.93 | Phil Niekro | 124 | NYA |
| +002+ | 4.72 | Geoff Zahn | 109.7 | ANA |
| +006+ | 3.96 | Ray Burris | 97 | OAK |
| +007+ | 3.92 | Dave Stieb | 131 | TOR |
| +013+ | 3.6 | Nolan Ryan | 93.3 | HOU |
| +015+ | 3.49 | Mario Soto | 123.3 | CIN |
| +019+ | 3.26 | John Denny | 64 | PHI |
| +018+ | 3.26 | Alejandro Pena | 119.7 | LAN |
| +022+ | 3.13 | Bruce Hurst | 121.3 | BOS |
| +023+ | 3.11 | Mike Boddicker | 129.7 | BAL |
| +026+ | 3.03 | Joaquin Andujar | 142 | SLN |
| +027+ | 3.02 | Storm Davis | 119 | BAL |
| +030+ | 2.95 | Richard Dotson | 128.3 | CHA |
| +033+ | 2.89 | Joe Niekro | 121 | HOU |
| +032+ | 2.89 | Ricky Mahler | 85.3 | ATL |
| +034+ | 2.85 | Ricky Horton | 50.7 | SLN |
| +035+ | 2.83 | Charlie Lea | 124 | WAS |
| +044+ | 2.46 | Jaime Cocanower | 108.7 | MIL |
| +046+ | 2.38 | Rick Rhoden | 117.3 | PIT |
| +045+ | 2.38 | Frank Viola | 119 | MIN |
| +047+ | 2.35 | John Candelaria | 90.3 | PIT |
| +050+ | 2.32 | Bob Knepper | 124 | HOU |
| +052+ | 2.29 | Rick Honeycutt | 113.3 | LAN |
| +053+ | 2.29 | Jim Beattie | 106.7 | SEA |
| +054+ | 2.28 | Dave Dravecky | 75.3 | SDN |
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