| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mario Soto | CIN | 9.42 | 198308040_CIN_LAN |
| John Denny | PHI | 5.27 | 198308050_PHI_SLN |
| Nolan Ryan | HOU | 5.11 | 198308030_HOU_SDN |
| Dave Stieb | TOR | 4.92 | 198308040_NYA_TOR |
| Rick Honeycutt | TEX | 4.78 | 198308040_BOS_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dennis Eckersley | BOS | -4.82 | 198308030_BOS_TEX |
| Frank Viola | MIN | -3.94 | 198308030_ANA_MIN |
| Lary Sorensen | CLE | -1.55 | 198308050_TEX_CLE |
| Rich Gale | CIN | -1.48 | 198308030_CIN_LAN |
| Keith Creel | KCA | -1.26 | 198308030_KCA_MIL |
Based on accumulated WAA for this season up to 1983-08-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 6.7 | Mario Soto | 187.3 | CIN |
| +004+ | 6.24 | Atlee Hammaker | 140.7 | SFN |
| +006+ | 6 | Rick Honeycutt | 163.3 | TEX |
| +012+ | 4.86 | John Denny | 160 | PHI |
| +014+ | 4.66 | Dave Stieb | 190.3 | TOR |
| +015+ | 4.64 | Nolan Ryan | 124.3 | HOU |
| +023+ | 3.93 | Alejandro Pena | 110.7 | LAN |
| +024+ | 3.85 | Joe Price | 138 | CIN |
| +026+ | 3.72 | Matt Young | 149.7 | SEA |
| +028+ | 3.64 | Steve Rogers | 189.3 | WAS |
| +034+ | 3.39 | Larry McWilliams | 170 | PIT |
| +038+ | 3.22 | Scott McGregor | 175.3 | BAL |
| +041+ | 3.15 | Pascual Perez | 146 | ATL |
| +047+ | 2.98 | Bob Welch | 137.3 | LAN |
| +049+ | 2.9 | Steve Carlton | 189.3 | PHI |
| +053+ | 2.82 | Storm Davis | 148 | BAL |
| +054+ | 2.71 | Craig McMurtry | 152.7 | ATL |
| +055+ | 2.7 | Ray Burris | 108 | WAS |
| +056+ | 2.62 | Danny Darwin | 144.3 | TEX |
| +059+ | 2.58 | Juan Berenguer | 96.7 | DET |
| +062+ | 2.49 | Mark Thurmond | 57 | SDN |
| +065+ | 2.36 | Mike Madden | 42.7 | HOU |
| +070+ | 2.25 | Jim Clancy | 152.7 | TOR |
| +080+ | 2.1 | Dave Righetti | 165.3 | NYA |
| +082+ | 2.08 | Rick Lysander | 82 | MIN |
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