| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mario Soto | CIN | 8.45 | 198309080_CIN_LAN |
| John Denny | PHI | 7.13 | 198309070_PHI_NYN |
| Nolan Ryan | HOU | 5.29 | 198309070_HOU_SDN |
| Scott McGregor | BAL | 4.82 | 198309090_BAL_NYA |
| Alejandro Pena | LAN | 4.15 | 198309090_ATL_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Pastore | CIN | -4.19 | 198309070_CIN_LAN |
| Jerry Koosman | CHA | -3.08 | 198309070_OAK_CHA |
| Bob Shirley | NYA | -1.89 | 198309080_NYA_MIL |
| Mike Witt | ANA | -1.54 | 198309080_ANA_CHA |
| Mike Caldwell | MIL | -1.29 | 198309080_NYA_MIL |
Based on accumulated WAA for this season up to 1983-09-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 6.97 | Mario Soto | 243.3 | CIN |
| +004+ | 6.96 | John Denny | 208.7 | PHI |
| +008+ | 6.25 | Dave Stieb | 240.7 | TOR |
| +009+ | 6.24 | Atlee Hammaker | 164.7 | SFN |
| +013+ | 5.72 | Alejandro Pena | 157.3 | LAN |
| +015+ | 5.65 | Rick Honeycutt | 199.7 | TOT |
| +017+ | 5.41 | Bob Welch | 179.7 | LAN |
| +024+ | 5.09 | Steve Rogers | 242.3 | WAS |
| +026+ | 4.72 | Nolan Ryan | 166.3 | HOU |
| +027+ | 4.7 | Steve Carlton | 253.7 | PHI |
| +031+ | 4.42 | Scott McGregor | 230.3 | BAL |
| +041+ | 3.82 | Jerry Reuss | 192.3 | LAN |
| +042+ | 3.67 | Matt Young | 189 | SEA |
| +045+ | 3.61 | Dave Righetti | 213.3 | NYA |
| +048+ | 3.47 | Joe Price | 144.7 | CIN |
| +051+ | 3.4 | Jack Morris | 247.7 | DET |
| +053+ | 3.28 | Larry McWilliams | 203 | PIT |
| +055+ | 3.23 | Mark Thurmond | 92 | SDN |
| +056+ | 3.21 | Bryn Smith | 126.3 | WAS |
| +057+ | 3.19 | Frank Tanana | 134.7 | TEX |
| +059+ | 3.13 | Mike Boddicker | 146.3 | BAL |
| +060+ | 3.09 | Charlie Lea | 189 | WAS |
| +075+ | 2.61 | Jose DeLeon | 76 | PIT |
| +076+ | 2.57 | Tom Candiotti | 35.7 | MIL |
| +079+ | 2.55 | Rick Rhoden | 211.3 | PIT |
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