| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Stieb | TOR | 9.61 | 198306170_ANA_TOR |
| Mario Soto | CIN | 7.22 | 198306170_CIN_LAN |
| Fernando Valenzuela | LAN | 5.28 | 198306180_CIN_LAN |
| Nolan Ryan | HOU | 3.93 | 198306170_HOU_SDN |
| Rick Honeycutt | TEX | 2.99 | 198306170_MIN_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | SEA | -3.25 | 198306170_SEA_KCA |
| Frank Pastore | CIN | -1.98 | 198306160_CIN_SDN |
| Tim Lollar | SDN | -1.98 | 198306160_CIN_SDN |
| Moose Haas | MIL | -1.93 | 198306160_BAL_MIL |
| Dennis Martinez | BAL | -1.23 | 198306170_BOS_BAL |
Based on accumulated WAA for this season up to 1983-06-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.65 | Rick Honeycutt | 109 | TEX |
| +003+ | 5.02 | Dave Stieb | 124.7 | TOR |
| +004+ | 4.93 | Atlee Hammaker | 97.7 | SFN |
| +005+ | 4.53 | Mario Soto | 112.3 | CIN |
| +007+ | 3.65 | Matt Young | 100.7 | SEA |
| +012+ | 3.27 | John Denny | 92.7 | PHI |
| +015+ | 3.07 | Dave Dravecky | 115.7 | SDN |
| +019+ | 2.72 | Jerry Reuss | 102.7 | LAN |
| +024+ | 2.52 | Tom Seaver | 97.7 | NYN |
| +031+ | 2.32 | Pascual Perez | 86.3 | ATL |
| +033+ | 2.24 | Steve Rogers | 110.3 | WAS |
| +034+ | 2.23 | Alejandro Pena | 51.7 | LAN |
| +036+ | 2.2 | Eric Show | 92 | SDN |
| +039+ | 2.09 | Steve Carlton | 119.3 | PHI |
| +040+ | 2.08 | Joe Price | 85.3 | CIN |
| +042+ | 2.04 | Ron Guidry | 103.7 | NYA |
| +045+ | 1.98 | Larry McWilliams | 98.7 | PIT |
| +047+ | 1.95 | Frank Tanana | 34.7 | TEX |
| +048+ | 1.93 | Milt Wilcox | 116 | DET |
| +049+ | 1.89 | Bob Welch | 83.7 | LAN |
| +056+ | 1.84 | Andy Hawkins | 76.3 | SDN |
| +055+ | 1.84 | Dave Rozema | 51.3 | DET |
| +059+ | 1.8 | Danny Darwin | 86.3 | TEX |
| +061+ | 1.76 | Fernando Valenzuela | 115.7 | LAN |
| +063+ | 1.73 | Willie Hernandez | 37.7 | TOT |
_