| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Stieb | TOR | 8.49 | 198405150_TOR_MIN |
| Bob Welch | LAN | 4.07 | 198405150_PHI_LAN |
| Jack Morris | DET | 2.88 | 198405150_SEA_DET |
| Phil Niekro | NYA | 2.18 | 198405140_OAK_NYA |
| Joaquin Andujar | SLN | 2.05 | 198405150_ATL_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Torrez | NYN | -4.26 | 198405130_NYN_LAN |
| Lary Sorensen | OAK | -3.54 | 198405140_OAK_NYA |
| Mike Scott | HOU | -2.31 | 198405150_HOU_PIT |
| Frank Pastore | CIN | -2.22 | 198405150_CHN_CIN |
| Neal Heaton | CLE | -1.82 | 198405150_BOS_CLE |
Based on accumulated WAA for this season up to 1984-05-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.47 | Phil Niekro | 60.7 | NYA |
| +002+ | 2.75 | Storm Davis | 60.3 | BAL |
| +005+ | 2.56 | Jack Morris | 75 | DET |
| +006+ | 2.53 | John Denny | 54 | PHI |
| +008+ | 2.33 | Rick Honeycutt | 57.3 | LAN |
| +009+ | 2.17 | Bob Knepper | 61 | HOU |
| +010+ | 2.15 | Joaquin Andujar | 72 | SLN |
| +013+ | 2.07 | Ray Burris | 42.7 | OAK |
| +014+ | 2.05 | Tommy John | 60.3 | ANA |
| +015+ | 2.01 | Dave Stieb | 62.7 | TOR |
| +022+ | 1.91 | Joe Niekro | 58 | HOU |
| +021+ | 1.91 | Bruce Hurst | 52.7 | BOS |
| +026+ | 1.73 | Eric Show | 51.7 | SDN |
| +028+ | 1.64 | Mario Soto | 61.3 | CIN |
| +029+ | 1.64 | John Butcher | 40.7 | MIN |
| +031+ | 1.6 | Scott Sanderson | 50 | CHN |
| +038+ | 1.47 | Frank Viola | 63 | MIN |
| +045+ | 1.38 | Mike Boddicker | 54 | BAL |
| +046+ | 1.37 | Andy McGaffigan | 23 | WAS |
| +047+ | 1.37 | Alejandro Pena | 51 | LAN |
| +049+ | 1.32 | Bill Laskey | 52.3 | SFN |
| +052+ | 1.31 | Danny Darwin | 58.3 | TEX |
| +051+ | 1.31 | Dan Petry | 52 | DET |
| +053+ | 1.3 | Nolan Ryan | 53.3 | HOU |
| +055+ | 1.27 | Geoff Zahn | 51.3 | ANA |
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