| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mario Soto | CIN | 8 | 198307251_WAS_CIN |
| Dave Stieb | TOR | 6.87 | 198307250_CHA_TOR |
| Nolan Ryan | HOU | 4.78 | 198307260_PHI_HOU |
| Rick Honeycutt | TEX | 4.25 | 198307240_TOR_TEX |
| Steve Rogers | WAS | 4.06 | 198307240_HOU_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Brad Havens | MIN | -8.2 | 198307242_MIN_CLE |
| Doug Bird | BOS | -4.42 | 198307262_BOS_OAK |
| Lary Sorensen | CLE | -1.52 | 198307260_CLE_KCA |
| Rich Gale | CIN | -1.41 | 198307252_WAS_CIN |
| Mike Torrez | NYN | -1.22 | 198307260_ATL_NYN |
Based on accumulated WAA for this season up to 1983-07-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 6.22 | Rick Honeycutt | 153 | TEX |
| +003+ | 6.21 | Atlee Hammaker | 140.7 | SFN |
| +005+ | 5.95 | Mario Soto | 170.3 | CIN |
| +008+ | 4.76 | John Denny | 141 | PHI |
| +010+ | 4.61 | Dave Stieb | 175.3 | TOR |
| +014+ | 4.24 | Joe Price | 133.3 | CIN |
| +020+ | 3.7 | Nolan Ryan | 109.3 | HOU |
| +026+ | 3.38 | Pascual Perez | 135 | ATL |
| +027+ | 3.34 | Matt Young | 141.3 | SEA |
| +031+ | 3.27 | Steve Rogers | 174 | WAS |
| +034+ | 3.17 | Alejandro Pena | 95.7 | LAN |
| +035+ | 3.15 | Larry McWilliams | 155 | PIT |
| +037+ | 2.99 | Scott McGregor | 159.3 | BAL |
| +041+ | 2.88 | Ron Guidry | 137.7 | NYA |
| +044+ | 2.86 | Jerry Reuss | 143.3 | LAN |
| +046+ | 2.78 | Craig McMurtry | 135.3 | ATL |
| +050+ | 2.64 | Ray Burris | 98.3 | WAS |
| +054+ | 2.6 | Storm Davis | 136.7 | BAL |
| +057+ | 2.43 | Bob Knepper | 139.7 | HOU |
| +060+ | 2.35 | Dave Righetti | 150.3 | NYA |
| +062+ | 2.31 | Bob Welch | 121 | LAN |
| +063+ | 2.31 | Danny Darwin | 135 | TEX |
| +064+ | 2.3 | Dan Schatzeder | 59 | WAS |
| +066+ | 2.26 | Steve Carlton | 173.7 | PHI |
| +068+ | 2.21 | Dave Rozema | 88.3 | DET |
_