| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mario Soto | CIN | 7.34 | 198407070_CIN_NYN |
| Geoff Zahn | ANA | 5.13 | 198407050_ANA_BOS |
| Joe Niekro | HOU | 4.22 | 198407061_HOU_WAS |
| Mike Boddicker | BAL | 3.55 | 198407060_KCA_BAL |
| Joaquin Andujar | SLN | 2.77 | 198407050_SLN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dennis Eckersley | CHN | -2.71 | 198407060_CHN_SFN |
| Tom Hume | CIN | -1.66 | 198407062_CIN_NYN |
| Larry Gura | KCA | -1.65 | 198407071_KCA_BAL |
| Mike Scott | HOU | -1.62 | 198407070_HOU_WAS |
| Jim Clancy | TOR | -1.47 | 198407070_SEA_TOR |
Based on accumulated WAA for this season up to 1984-07-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.71 | Phil Niekro | 132 | NYA |
| +005+ | 4.16 | Dave Stieb | 138 | TOR |
| +007+ | 4.05 | Alejandro Pena | 128.7 | LAN |
| +013+ | 3.65 | Nolan Ryan | 93.3 | HOU |
| +017+ | 3.51 | Geoff Zahn | 114 | ANA |
| +018+ | 3.47 | Richard Dotson | 136 | CHA |
| +019+ | 3.41 | Joaquin Andujar | 146 | SLN |
| +020+ | 3.37 | Ray Burris | 104 | OAK |
| +021+ | 3.36 | Ricky Mahler | 92.3 | ATL |
| +022+ | 3.33 | Joe Niekro | 130 | HOU |
| +023+ | 3.3 | John Denny | 64 | PHI |
| +025+ | 3.16 | Bruce Hurst | 121.3 | BOS |
| +029+ | 3.07 | Storm Davis | 119 | BAL |
| +030+ | 3.06 | Ricky Horton | 57.7 | SLN |
| +036+ | 2.91 | Bob Knepper | 130 | HOU |
| +039+ | 2.84 | Dave Dravecky | 81.3 | SDN |
| +040+ | 2.83 | Charlie Lea | 133 | WAS |
| +042+ | 2.7 | Mike Boddicker | 136.3 | BAL |
| +047+ | 2.54 | Fernando Valenzuela | 142.7 | LAN |
| +050+ | 2.43 | John Candelaria | 90.3 | PIT |
| +052+ | 2.4 | Jaime Cocanower | 114.7 | MIL |
| +051+ | 2.4 | Dwight Gooden | 111 | NYN |
| +053+ | 2.38 | Frank Viola | 128 | MIN |
| +055+ | 2.36 | Mike Mason | 106 | TEX |
| +057+ | 2.3 | Rick Honeycutt | 113.3 | LAN |
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