| Starter | Tm | Tier | Game |
|---|---|---|---|
| John Denny | PHI | 7.97 | 198308280_LAN_PHI |
| Mario Soto | CIN | 6.59 | 198308290_PIT_CIN |
| Dave Stieb | TOR | 4.95 | 198308300_BOS_TOR |
| Alejandro Pena | LAN | 3.56 | 198308301_LAN_NYN |
| Steve Rogers | WAS | 2.99 | 198308280_SDN_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Viola | MIN | -6.59 | 198308290_MIN_DET |
| Frank Pastore | CIN | -4.34 | 198308280_SLN_CIN |
| Jerry Koosman | CHA | -2.19 | 198308280_BOS_CHA |
| Mike Caldwell | MIL | -2.02 | 198308280_MIL_OAK |
| Craig Swan | NYN | -1.66 | 198308280_SFN_NYN |
Based on accumulated WAA for this season up to 1983-08-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 6.86 | Rick Honeycutt | 190.7 | TOT |
| +004+ | 6.79 | Mario Soto | 226.3 | CIN |
| +006+ | 6.35 | Atlee Hammaker | 152.7 | SFN |
| +008+ | 6.15 | John Denny | 192.7 | PHI |
| +012+ | 5.95 | Dave Stieb | 230.7 | TOR |
| +017+ | 5.17 | Steve Carlton | 240.3 | PHI |
| +021+ | 4.85 | Alejandro Pena | 143.3 | LAN |
| +023+ | 4.73 | Nolan Ryan | 153.3 | HOU |
| +025+ | 4.56 | Steve Rogers | 227.3 | WAS |
| +027+ | 4.3 | Bob Welch | 165.3 | LAN |
| +034+ | 3.91 | Scott McGregor | 214 | BAL |
| +038+ | 3.8 | Matt Young | 175 | SEA |
| +040+ | 3.64 | Joe Price | 140.3 | CIN |
| +042+ | 3.48 | Bryn Smith | 113 | WAS |
| +043+ | 3.46 | Frank Tanana | 119.3 | TEX |
| +045+ | 3.42 | Larry McWilliams | 193.7 | PIT |
| +052+ | 3.15 | Dave Righetti | 197.7 | NYA |
| +055+ | 2.97 | Jerry Reuss | 176.3 | LAN |
| +056+ | 2.97 | Jose DeLeon | 71 | PIT |
| +058+ | 2.93 | Charlie Lea | 178 | WAS |
| +060+ | 2.91 | Mark Thurmond | 79 | SDN |
| +063+ | 2.72 | Rick Rhoden | 200 | PIT |
| +074+ | 2.48 | Mike Boddicker | 130.3 | BAL |
| +075+ | 2.47 | Storm Davis | 174.7 | BAL |
| +078+ | 2.46 | Juan Berenguer | 129.7 | DET |
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