| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Stieb | TOR | 8.28 | 198307100_TEX_TOR |
| Mario Soto | CIN | 7.95 | 198307100_PHI_CIN |
| Rick Honeycutt | TEX | 6.71 | 198307100_TEX_TOR |
| Steve Carlton | PHI | 6.6 | 198307090_PHI_CIN |
| Steve Rogers | WAS | 4.6 | 198307090_ATL_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | KCA | -2.42 | 198307110_TOR_KCA |
| Albert Williams | MIN | -2.41 | 198307100_CLE_MIN |
| Dennis Martinez | BAL | -2.39 | 198307110_OAK_BAL |
| Len Barker | CLE | -2.24 | 198307110_CLE_CHA |
| Mike Moore | SEA | -1.41 | 198307110_SEA_BOS |
Based on accumulated WAA for this season up to 1983-07-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 6.18 | Atlee Hammaker | 125.3 | SFN |
| +003+ | 5.96 | Rick Honeycutt | 136 | TEX |
| +004+ | 5.65 | Mario Soto | 145.7 | CIN |
| +005+ | 4.75 | Dave Stieb | 155.3 | TOR |
| +007+ | 4.56 | John Denny | 119.3 | PHI |
| +013+ | 3.7 | Matt Young | 123 | SEA |
| +015+ | 3.62 | Pascual Perez | 115.7 | ATL |
| +019+ | 3.48 | Nolan Ryan | 82.3 | HOU |
| +020+ | 3.43 | Jerry Reuss | 125.7 | LAN |
| +028+ | 3.06 | Steve Carlton | 156.7 | PHI |
| +034+ | 2.76 | Steve Rogers | 150 | WAS |
| +037+ | 2.68 | Larry McWilliams | 134 | PIT |
| +039+ | 2.62 | Joe Price | 110 | CIN |
| +040+ | 2.55 | Alejandro Pena | 75.7 | LAN |
| +041+ | 2.51 | Craig McMurtry | 117.3 | ATL |
| +042+ | 2.46 | Bob Welch | 100.7 | LAN |
| +043+ | 2.46 | Ron Guidry | 112.7 | NYA |
| +046+ | 2.36 | Frank Tanana | 53.7 | TEX |
| +048+ | 2.29 | Ray Burris | 84.3 | WAS |
| +049+ | 2.26 | Dave Righetti | 129 | NYA |
| +066+ | 1.93 | Dave Dravecky | 136.7 | SDN |
| +068+ | 1.92 | Storm Davis | 112 | BAL |
| +069+ | 1.88 | Andy Hawkins | 83 | SDN |
| +074+ | 1.82 | Charlie Lea | 112.7 | WAS |
| +079+ | 1.71 | Danny Darwin | 111.3 | TEX |
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