| Starter | Tm | Tier | Game |
|---|---|---|---|
| John Denny | PHI | 9.65 | 198309300_PIT_PHI |
| Bob Welch | LAN | 4.18 | 198309291_LAN_SDN |
| Dave Stieb | TOR | 3.17 | 198309300_MIN_TOR |
| Jack Morris | DET | 2.69 | 198310010_MIL_DET |
| Scott McGregor | BAL | 2.66 | 198310010_NYA_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dennis Eckersley | BOS | -9.83 | 198309300_CLE_BOS |
| Frank Viola | MIN | -7.94 | 198309300_MIN_TOR |
| Frank Pastore | CIN | -3.28 | 198310010_CIN_HOU |
| Tommy John | ANA | -1.5 | 198309300_ANA_TEX |
| Rick Sutcliffe | CLE | -1.48 | 198309290_CLE_MIL |
Based on accumulated WAA for this season up to 1983-10-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.39 | John Denny | 244.7 | PHI |
| +006+ | 7.59 | Mario Soto | 274.3 | CIN |
| +013+ | 6.51 | Atlee Hammaker | 172.3 | SFN |
| +016+ | 5.59 | Bob Welch | 204.3 | LAN |
| +022+ | 5.42 | Dave Stieb | 278.3 | TOR |
| +028+ | 4.73 | Steve Carlton | 283.7 | PHI |
| +027+ | 4.73 | Bryn Smith | 155.3 | WAS |
| +030+ | 4.58 | Jerry Reuss | 223.7 | LAN |
| +031+ | 4.51 | Alejandro Pena | 178 | LAN |
| +037+ | 4.26 | Scott McGregor | 260.3 | BAL |
| +038+ | 4.25 | Craig McMurtry | 225.3 | ATL |
| +039+ | 4.18 | Rick Rhoden | 244.3 | PIT |
| +041+ | 4.16 | Mike Boddicker | 175 | BAL |
| +043+ | 3.98 | Matt Young | 203.7 | SEA |
| +044+ | 3.94 | Rick Honeycutt | 213.7 | TOT |
| +049+ | 3.88 | Nolan Ryan | 197 | HOU |
| +052+ | 3.78 | Charlie Hough | 251.7 | TEX |
| +054+ | 3.71 | Steve Rogers | 267 | WAS |
| +056+ | 3.66 | Dave Stewart | 135.3 | TOT |
| +064+ | 3.42 | Joe Price | 144.7 | CIN |
| +066+ | 3.32 | Richard Dotson | 234.7 | CHA |
| +067+ | 3.22 | Larry McWilliams | 238.3 | PIT |
| +070+ | 3.14 | Mark Thurmond | 115.7 | SDN |
| +071+ | 3.05 | Jack Morris | 285.7 | DET |
| +072+ | 3.03 | Charlie Lea | 214.3 | WAS |
_