| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 11.71 | 198305040_CIN_PHI |
| Dave Stieb | TOR | 8.29 | 198305060_KCA_TOR |
| Fernando Valenzuela | LAN | 5.33 | 198305060_SLN_LAN |
| Steve Rogers | WAS | 3.96 | 198305040_ATL_WAS |
| Mario Soto | CIN | 3.38 | 198305060_CIN_NYN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | SEA | -5.71 | 198305060_SEA_BOS |
| Brad Havens | MIN | -2.58 | 198305050_CLE_MIN |
| Mike LaCoss | HOU | -2.04 | 198305040_HOU_NYN |
| Rich Gale | CIN | -1.47 | 198305040_CIN_PHI |
| Bob McClure | MIL | -1.16 | 198305040_MIL_CHA |
Based on accumulated WAA for this season up to 1983-05-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.65 | Dave Stieb | 57.7 | TOR |
| +005+ | 2.21 | Rick Honeycutt | 44 | TEX |
| +006+ | 2.2 | Atlee Hammaker | 36.3 | SFN |
| +007+ | 2.14 | Larry McWilliams | 44 | PIT |
| +008+ | 1.92 | Steve Carlton | 56.3 | PHI |
| +009+ | 1.89 | Dan Petry | 38.3 | DET |
| +010+ | 1.8 | John Denny | 48 | PHI |
| +012+ | 1.64 | Bruce Berenyi | 41 | CIN |
| +014+ | 1.6 | Pascual Perez | 31 | ATL |
| +016+ | 1.55 | Don Sutton | 39 | MIL |
| +019+ | 1.47 | Steve Rogers | 48.7 | WAS |
| +023+ | 1.46 | Joe Price | 41.3 | CIN |
| +024+ | 1.43 | Dave LaPoint | 33 | SLN |
| +030+ | 1.32 | Tom Seaver | 42.3 | NYN |
| +033+ | 1.29 | Eric Show | 38.7 | SDN |
| XXXXX | 1.23 | Bob Knepper | 50 | HOU |
| XXXXX | 1.18 | Rick Rhoden | 40.3 | PIT |
| XXXXX | 1.16 | Mario Soto | 47.3 | CIN |
| XXXXX | 1.08 | Rick Camp | 41.3 | ATL |
| XXXXX | 1.07 | Charlie Lea | 30.3 | WAS |
| XXXXX | 1.04 | Geoff Zahn | 39.7 | ANA |
| XXXXX | 1.01 | Chuck Rainey | 34.7 | CHN |
| XXXXX | 1.01 | Dennis Lamp | 31 | CHA |
| XXXXX | 0.99 | Rick Behenna | 15.3 | ATL |
| XXXXX | 0.94 | Bruce Hurst | 38.7 | BOS |
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