| Starter | Tm | Tier | Game |
|---|---|---|---|
| John Denny | PHI | 7.97 | 198308280_LAN_PHI |
| Atlee Hammaker | SFN | 6.53 | 198308270_SFN_NYN |
| Rick Honeycutt | LAN | 5.98 | 198308270_LAN_PHI |
| Nolan Ryan | HOU | 3.97 | 198308260_CHN_HOU |
| Steve Rogers | WAS | 2.99 | 198308280_SDN_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Pastore | CIN | -4.34 | 198308280_SLN_CIN |
| Jerry Koosman | CHA | -2.19 | 198308280_BOS_CHA |
| Bob Ojeda | BOS | -2.04 | 198308270_BOS_CHA |
| Mike Caldwell | MIL | -2.02 | 198308280_MIL_OAK |
| Doyle Alexander | TOR | -1.72 | 198308270_TOR_DET |
Based on accumulated WAA for this season up to 1983-08-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 6.83 | Rick Honeycutt | 190.7 | TOT |
| +005+ | 6.48 | Mario Soto | 218.3 | CIN |
| +007+ | 6.33 | Atlee Hammaker | 152.7 | SFN |
| +008+ | 6.14 | John Denny | 192.7 | PHI |
| +011+ | 5.78 | Dave Stieb | 223.7 | TOR |
| +015+ | 5.07 | Steve Carlton | 232.3 | PHI |
| +020+ | 4.72 | Nolan Ryan | 153.3 | HOU |
| +021+ | 4.69 | Alejandro Pena | 137 | LAN |
| +023+ | 4.55 | Steve Rogers | 227.3 | WAS |
| +034+ | 3.81 | Matt Young | 175 | SEA |
| +035+ | 3.8 | Bob Welch | 157.7 | LAN |
| +039+ | 3.64 | Joe Price | 140.3 | CIN |
| +043+ | 3.51 | Scott McGregor | 205 | BAL |
| +044+ | 3.43 | Frank Tanana | 119.3 | TEX |
| +045+ | 3.41 | Larry McWilliams | 193.7 | PIT |
| +051+ | 3.14 | Dave Righetti | 197.7 | NYA |
| +052+ | 3.08 | Juan Berenguer | 127 | DET |
| +055+ | 2.98 | Craig McMurtry | 178.7 | ATL |
| +056+ | 2.92 | Charlie Lea | 178 | WAS |
| +059+ | 2.89 | Mark Thurmond | 79 | SDN |
| +061+ | 2.86 | Jerry Reuss | 175.3 | LAN |
| +066+ | 2.68 | Bryn Smith | 104 | WAS |
| +067+ | 2.65 | Jose DeLeon | 65 | PIT |
| +070+ | 2.59 | Mike Madden | 67.3 | HOU |
| +075+ | 2.47 | Mike Boddicker | 130.3 | BAL |
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