| Starter | Tm | Tier | Game |
|---|---|---|---|
| Alejandro Pena | LAN | 5.13 | 198309150_LAN_HOU |
| Dave Stieb | TOR | 4.75 | 198309150_TOR_MIN |
| Nolan Ryan | HOU | 3.9 | 198309150_LAN_HOU |
| Steve Carlton | PHI | 3.78 | 198309141_WAS_PHI |
| Charlie Lea | WAS | 2.52 | 198309160_WAS_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Pastore | CIN | -3.38 | 198309140_ATL_CIN |
| Dennis Martinez | BAL | -3.32 | 198309140_BAL_BOS |
| Tommy John | ANA | -2.23 | 198309140_KCA_ANA |
| Gaylord Perry | KCA | -1.57 | 198309160_OAK_KCA |
| Bob Forsch | SLN | -1.3 | 198309150_SLN_NYN |
Based on accumulated WAA for this season up to 1983-09-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 7.7 | Mario Soto | 252.3 | CIN |
| +003+ | 7.34 | John Denny | 216.7 | PHI |
| +008+ | 6.48 | Alejandro Pena | 166.3 | LAN |
| +009+ | 6.47 | Atlee Hammaker | 172.3 | SFN |
| +019+ | 5.27 | Bob Welch | 188 | LAN |
| +022+ | 5.18 | Dave Stieb | 255 | TOR |
| +026+ | 4.9 | Rick Honeycutt | 203.3 | TOT |
| +028+ | 4.58 | Jerry Reuss | 201.3 | LAN |
| +029+ | 4.52 | Steve Rogers | 247.7 | WAS |
| +030+ | 4.51 | Scott McGregor | 237.3 | BAL |
| +032+ | 4.32 | Mike Boddicker | 162.7 | BAL |
| +036+ | 4.21 | Steve Carlton | 261.7 | PHI |
| +037+ | 4.16 | Nolan Ryan | 179.3 | HOU |
| +044+ | 3.8 | Charlie Lea | 204 | WAS |
| +047+ | 3.72 | Jack Morris | 256.7 | DET |
| +048+ | 3.69 | Matt Young | 194 | SEA |
| +052+ | 3.42 | Joe Price | 144.7 | CIN |
| +054+ | 3.29 | Jose DeLeon | 91 | PIT |
| +055+ | 3.28 | Rick Rhoden | 220.3 | PIT |
| +061+ | 3.12 | Mark Thurmond | 98 | SDN |
| +068+ | 2.86 | Larry McWilliams | 218 | PIT |
| +072+ | 2.79 | Craig McMurtry | 204 | ATL |
| +074+ | 2.77 | Charlie Hough | 226.7 | TEX |
| +075+ | 2.73 | Bryn Smith | 130.3 | WAS |
| +078+ | 2.65 | Dave Righetti | 215 | NYA |
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