| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 7.18 | 198308190_PHI_LAN |
| Mario Soto | CIN | 6.53 | 198308190_CIN_PIT |
| Dave Stieb | TOR | 5.88 | 198308200_TOR_BOS |
| Atlee Hammaker | SFN | 5.85 | 198308210_NYN_SFN |
| Nolan Ryan | HOU | 5.15 | 198308210_HOU_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Viola | MIN | -6.93 | 198308200_DET_MIN |
| Dennis Eckersley | BOS | -5.81 | 198308200_TOR_BOS |
| Larry Gura | KCA | -2.95 | 198308200_KCA_BAL |
| Jerry Koosman | CHA | -1.75 | 198308192_CHA_TEX |
| Charlie Puleo | CIN | -1.04 | 198308210_CIN_PIT |
Based on accumulated WAA for this season up to 1983-08-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 6.57 | Mario Soto | 210.3 | CIN |
| +004+ | 6.53 | Atlee Hammaker | 146.7 | SFN |
| +005+ | 6.39 | John Denny | 182.7 | PHI |
| +007+ | 6.31 | Rick Honeycutt | 181.7 | TOT |
| +011+ | 5.5 | Steve Carlton | 224 | PHI |
| +014+ | 5.15 | Dave Stieb | 214.7 | TOR |
| +020+ | 4.58 | Nolan Ryan | 150.7 | HOU |
| +021+ | 4.54 | Alejandro Pena | 129.7 | LAN |
| +023+ | 4.25 | Steve Rogers | 213.3 | WAS |
| +030+ | 3.91 | Bob Welch | 157.7 | LAN |
| +032+ | 3.76 | Joe Price | 140.3 | CIN |
| +043+ | 3.31 | Scott McGregor | 196 | BAL |
| +044+ | 3.3 | Mark Thurmond | 76 | SDN |
| +050+ | 3.12 | Matt Young | 161.7 | SEA |
| +051+ | 3.1 | Charlie Lea | 169.7 | WAS |
| +052+ | 3.03 | Dave Righetti | 189.3 | NYA |
| +054+ | 2.95 | Larry McWilliams | 184.7 | PIT |
| +059+ | 2.79 | Bryn Smith | 97.7 | WAS |
| +061+ | 2.78 | Frank Tanana | 104.3 | TEX |
| +063+ | 2.75 | Juan Berenguer | 120 | DET |
| +065+ | 2.73 | Mike Madden | 61.3 | HOU |
| +072+ | 2.55 | Craig McMurtry | 170.7 | ATL |
| +073+ | 2.54 | Jose DeLeon | 56.3 | PIT |
| +077+ | 2.41 | Rick Rhoden | 190.3 | PIT |
| +087+ | 2.2 | Jerry Reuss | 157.3 | LAN |
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