| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mario Soto | CIN | 6.85 | 198309030_CIN_SLN |
| John Denny | PHI | 5.8 | 198309020_SFN_PHI |
| Dave Stieb | TOR | 5 | 198309040_DET_TOR |
| Alejandro Pena | LAN | 3.93 | 198309040_LAN_WAS |
| Steve Rogers | WAS | 3.77 | 198309020_LAN_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Viola | MIN | -6.37 | 198309020_BAL_MIN |
| Frank Pastore | CIN | -4.93 | 198309020_CIN_SLN |
| Tommy John | ANA | -2.03 | 198309040_MIL_ANA |
| Jerry Koosman | CHA | -1.78 | 198309020_CHA_BOS |
| Gaylord Perry | KCA | -1.61 | 198309031_KCA_TEX |
Based on accumulated WAA for this season up to 1983-09-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 7.3 | Mario Soto | 236.3 | CIN |
| +006+ | 6.42 | Rick Honeycutt | 194.7 | TOT |
| +007+ | 6.38 | John Denny | 199.7 | PHI |
| +011+ | 6.21 | Dave Stieb | 240.7 | TOR |
| +012+ | 6.18 | Atlee Hammaker | 159.7 | SFN |
| +016+ | 5.4 | Nolan Ryan | 160.3 | HOU |
| +020+ | 5.08 | Alejandro Pena | 150.3 | LAN |
| +023+ | 4.89 | Bob Welch | 171.7 | LAN |
| +024+ | 4.76 | Scott McGregor | 223 | BAL |
| +025+ | 4.69 | Steve Carlton | 246.3 | PHI |
| +032+ | 4.24 | Steve Rogers | 233.3 | WAS |
| +037+ | 3.9 | Larry McWilliams | 200.7 | PIT |
| +039+ | 3.8 | Jerry Reuss | 185.3 | LAN |
| +041+ | 3.53 | Matt Young | 181 | SEA |
| +043+ | 3.48 | Dave Righetti | 205.7 | NYA |
| +044+ | 3.46 | Bryn Smith | 120 | WAS |
| +045+ | 3.42 | Joe Price | 144.7 | CIN |
| +046+ | 3.39 | Frank Tanana | 125.3 | TEX |
| +060+ | 2.94 | Jack Morris | 232 | DET |
| +061+ | 2.94 | Charlie Lea | 183 | WAS |
| +062+ | 2.93 | Mark Thurmond | 84 | SDN |
| +066+ | 2.82 | Rick Rhoden | 205 | PIT |
| +070+ | 2.71 | Mike Boddicker | 137.3 | BAL |
| +075+ | 2.61 | Jose DeLeon | 76 | PIT |
| +095+ | 2.2 | Pat Zachry | 48 | LAN |
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