| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 7.18 | 198308190_PHI_LAN |
| Nolan Ryan | HOU | 7.03 | 198308170_HOU_CIN |
| Mario Soto | CIN | 6.53 | 198308190_CIN_PIT |
| Steve Rogers | WAS | 4.14 | 198308170_WAS_SFN |
| Scott McGregor | BAL | 2.77 | 198308191_KCA_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Pastore | CIN | -3.34 | 198308170_HOU_CIN |
| Bob Ojeda | BOS | -2.23 | 198308171_BOS_MIL |
| Jerry Koosman | CHA | -1.75 | 198308192_CHA_TEX |
| Mike Caldwell | MIL | -1.67 | 198308171_BOS_MIL |
| Albert Williams | MIN | -1.65 | 198308170_MIN_SEA |
Based on accumulated WAA for this season up to 1983-08-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 6.61 | Mario Soto | 210.3 | CIN |
| +004+ | 6.42 | John Denny | 182.7 | PHI |
| +006+ | 6.23 | Atlee Hammaker | 140.7 | SFN |
| +010+ | 5.73 | Rick Honeycutt | 174.7 | TEX |
| +011+ | 5.57 | Dave Stieb | 207.3 | TOR |
| +012+ | 5.53 | Steve Carlton | 224 | PHI |
| +017+ | 4.9 | Nolan Ryan | 144.7 | HOU |
| +018+ | 4.58 | Alejandro Pena | 129.7 | LAN |
| +021+ | 4.29 | Steve Rogers | 213.3 | WAS |
| +029+ | 3.96 | Bob Welch | 157.7 | LAN |
| +032+ | 3.79 | Joe Price | 140.3 | CIN |
| +038+ | 3.37 | Scott McGregor | 196 | BAL |
| +046+ | 3.17 | Matt Young | 161.7 | SEA |
| +050+ | 2.91 | Larry McWilliams | 181.3 | PIT |
| +051+ | 2.9 | Pascual Perez | 164.7 | ATL |
| +052+ | 2.89 | Mark Thurmond | 69 | SDN |
| +055+ | 2.81 | Bryn Smith | 97.7 | WAS |
| +057+ | 2.81 | Frank Tanana | 104.3 | TEX |
| +060+ | 2.73 | Mike Madden | 61.3 | HOU |
| +068+ | 2.57 | Dave Righetti | 181.3 | NYA |
| +069+ | 2.54 | Craig McMurtry | 165.3 | ATL |
| +073+ | 2.46 | Rick Rhoden | 190.3 | PIT |
| +078+ | 2.35 | Juan Berenguer | 113 | DET |
| +079+ | 2.33 | Charlie Lea | 160.7 | WAS |
| +084+ | 2.25 | Jerry Reuss | 157.3 | LAN |
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