| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Stieb | TOR | 7.87 | 198405250_CLE_TOR |
| Nolan Ryan | HOU | 6.8 | 198405260_PIT_HOU |
| Storm Davis | BAL | 3.01 | 198405240_BAL_OAK |
| Jack Morris | DET | 2.91 | 198405240_DET_ANA |
| Phil Niekro | NYA | 2.81 | 198405240_NYA_SEA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chuck Rainey | CHN | -2.96 | 198405241_ATL_CHN |
| Mike Scott | HOU | -2.55 | 198405250_PIT_HOU |
| Lary Sorensen | OAK | -2.47 | 198405260_NYA_OAK |
| Neal Heaton | CLE | -2.14 | 198405250_CLE_TOR |
| Frank Pastore | CIN | -2.01 | 198405260_CIN_CHN |
Based on accumulated WAA for this season up to 1984-05-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.03 | Phil Niekro | 75 | NYA |
| +003+ | 3.4 | Jack Morris | 91.3 | DET |
| +004+ | 3.26 | Storm Davis | 76.3 | BAL |
| +005+ | 3.22 | Nolan Ryan | 76.3 | HOU |
| +006+ | 3.14 | John Denny | 64 | PHI |
| +007+ | 3.03 | Rick Honeycutt | 73.3 | LAN |
| +010+ | 2.56 | Bob Knepper | 76 | HOU |
| +014+ | 2.44 | Richard Dotson | 82.3 | CHA |
| +015+ | 2.41 | Bruce Hurst | 68.7 | BOS |
| +016+ | 2.41 | Dave Stieb | 77.7 | TOR |
| +018+ | 2.23 | Joaquin Andujar | 86 | SLN |
| +021+ | 2.18 | Fernando Valenzuela | 75.7 | LAN |
| +023+ | 2.11 | Tommy John | 74 | ANA |
| +026+ | 2.04 | Ray Burris | 49.3 | OAK |
| +027+ | 2.03 | Steve Carlton | 68.3 | PHI |
| +029+ | 2.02 | Geoff Zahn | 60.7 | ANA |
| +031+ | 1.94 | Mario Soto | 79.3 | CIN |
| +032+ | 1.93 | Larry McWilliams | 57 | PIT |
| +033+ | 1.91 | Frank Viola | 78 | MIN |
| +044+ | 1.71 | John Candelaria | 59.3 | PIT |
| +045+ | 1.69 | Frank Tanana | 65.7 | TEX |
| +048+ | 1.63 | Eric Show | 66 | SDN |
| +052+ | 1.59 | Chuck Porter | 40 | MIL |
| +055+ | 1.55 | Steve Trout | 59.7 | CHN |
| +057+ | 1.53 | Alejandro Pena | 63 | LAN |
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