| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mario Soto | CIN | 10.1 | 198405220_CIN_PIT |
| Dave Stieb | TOR | 8.7 | 198405200_CHA_TOR |
| Nolan Ryan | HOU | 6.48 | 198405210_HOU_SLN |
| Mike Boddicker | BAL | 3.25 | 198405220_BAL_OAK |
| Charlie Lea | WAS | 2.51 | 198405220_SDN_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Torrez | NYN | -3.51 | 198405200_NYN_SDN |
| Lary Sorensen | OAK | -3.1 | 198405200_OAK_DET |
| Dennis Eckersley | BOS | -2.97 | 198405210_CLE_BOS |
| Frank Pastore | CIN | -2.77 | 198405200_CIN_SLN |
| Neal Heaton | CLE | -2.37 | 198405200_CLE_MIL |
Based on accumulated WAA for this season up to 1984-05-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.43 | Phil Niekro | 68 | NYA |
| +002+ | 3.28 | Storm Davis | 69.3 | BAL |
| +003+ | 2.84 | Rick Honeycutt | 66.3 | LAN |
| +005+ | 2.8 | John Denny | 60 | PHI |
| +008+ | 2.62 | Joaquin Andujar | 81 | SLN |
| +009+ | 2.61 | Jack Morris | 82.3 | DET |
| +010+ | 2.46 | Nolan Ryan | 67.3 | HOU |
| +012+ | 2.43 | Bruce Hurst | 68.7 | BOS |
| +015+ | 2.23 | Frank Viola | 72 | MIN |
| +018+ | 2.12 | Tommy John | 69 | ANA |
| +020+ | 2.06 | Ray Burris | 49.3 | OAK |
| +021+ | 2.03 | Geoff Zahn | 60.7 | ANA |
| +027+ | 1.95 | Dave Stieb | 69.7 | TOR |
| +029+ | 1.92 | Mario Soto | 79.3 | CIN |
| +030+ | 1.87 | Richard Dotson | 73.3 | CHA |
| +033+ | 1.8 | Bob Knepper | 67 | HOU |
| +034+ | 1.8 | Alejandro Pena | 59 | LAN |
| +036+ | 1.76 | Jaime Cocanower | 55.7 | MIL |
| +040+ | 1.66 | Eric Show | 66 | SDN |
| +041+ | 1.64 | Bret Saberhagen | 46.3 | KCA |
| +046+ | 1.58 | Scott Sanderson | 50 | CHN |
| +047+ | 1.57 | Steve Carlton | 60.3 | PHI |
| +048+ | 1.57 | Mike Mason | 44.7 | TEX |
| +050+ | 1.56 | Andy McGaffigan | 25.3 | WAS |
| +052+ | 1.55 | Chuck Porter | 40 | MIL |
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