| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mario Soto | CIN | 9.57 | 198309180_HOU_CIN |
| John Denny | PHI | 8.28 | 198309170_SLN_PHI |
| Bob Welch | LAN | 4.53 | 198309190_HOU_LAN |
| Scott McGregor | BAL | 3.79 | 198309190_MIL_BAL |
| Steve Rogers | WAS | 3.45 | 198309170_WAS_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dennis Eckersley | BOS | -10.56 | 198309170_DET_BOS |
| Frank Viola | MIN | -5.65 | 198309190_MIN_CHA |
| Jerry Koosman | CHA | -3.59 | 198309170_SEA_CHA |
| Len Barker | ATL | -3.37 | 198309170_SDN_ATL |
| Mike Witt | ANA | -2.78 | 198309180_TEX_ANA |
Based on accumulated WAA for this season up to 1983-09-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.12 | John Denny | 224.7 | PHI |
| +004+ | 7.56 | Mario Soto | 259.3 | CIN |
| +009+ | 6.55 | Alejandro Pena | 166.3 | LAN |
| +010+ | 6.52 | Atlee Hammaker | 172.3 | SFN |
| +018+ | 5.47 | Bob Welch | 194 | LAN |
| +020+ | 5.26 | Dave Stieb | 255 | TOR |
| +027+ | 4.67 | Scott McGregor | 243.3 | BAL |
| +028+ | 4.62 | Steve Rogers | 255.7 | WAS |
| +029+ | 4.52 | Rick Honeycutt | 207.7 | TOT |
| +032+ | 4.34 | Mike Boddicker | 162.7 | BAL |
| +033+ | 4.29 | Steve Carlton | 268.7 | PHI |
| +034+ | 4.23 | Nolan Ryan | 179.3 | HOU |
| +037+ | 4.18 | Jerry Reuss | 205.3 | LAN |
| +044+ | 3.91 | Jack Morris | 264.7 | DET |
| +046+ | 3.81 | Charlie Lea | 204 | WAS |
| +049+ | 3.68 | Matt Young | 200 | SEA |
| +050+ | 3.54 | Bryn Smith | 139.3 | WAS |
| +055+ | 3.46 | Joe Price | 144.7 | CIN |
| +056+ | 3.45 | Mark Thurmond | 104 | SDN |
| +059+ | 3.29 | Jose DeLeon | 91 | PIT |
| +060+ | 3.28 | Rick Rhoden | 227.3 | PIT |
| +073+ | 2.86 | Larry McWilliams | 218 | PIT |
| +074+ | 2.85 | Dave Stewart | 118.3 | TOT |
| +075+ | 2.84 | Charlie Hough | 226.7 | TEX |
| +077+ | 2.78 | Craig McMurtry | 204 | ATL |
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