| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mario Soto | CIN | 8.45 | 198309080_CIN_LAN |
| Dave Stieb | TOR | 5.62 | 198309100_OAK_TOR |
| Scott McGregor | BAL | 4.82 | 198309090_BAL_NYA |
| Steve Carlton | PHI | 4.25 | 198309090_PHI_PIT |
| Alejandro Pena | LAN | 4.15 | 198309090_ATL_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Shirley | NYA | -1.89 | 198309080_NYA_MIL |
| Mike Witt | ANA | -1.54 | 198309080_ANA_CHA |
| Mike Caldwell | MIL | -1.29 | 198309080_NYA_MIL |
| Charlie Puleo | CIN | -1.13 | 198309090_CIN_SDN |
| Gaylord Perry | KCA | -0.97 | 198309090_KCA_MIN |
Based on accumulated WAA for this season up to 1983-09-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 6.99 | Mario Soto | 243.3 | CIN |
| +004+ | 6.98 | John Denny | 208.7 | PHI |
| +008+ | 6.26 | Atlee Hammaker | 164.7 | SFN |
| +011+ | 5.85 | Dave Stieb | 247.7 | TOR |
| +013+ | 5.72 | Alejandro Pena | 157.3 | LAN |
| +015+ | 5.68 | Rick Honeycutt | 199.7 | TOT |
| +018+ | 5.42 | Bob Welch | 179.7 | LAN |
| +023+ | 5.11 | Steve Rogers | 242.3 | WAS |
| +026+ | 4.73 | Nolan Ryan | 166.3 | HOU |
| +027+ | 4.72 | Steve Carlton | 253.7 | PHI |
| +031+ | 4.43 | Scott McGregor | 230.3 | BAL |
| +040+ | 3.83 | Jerry Reuss | 192.3 | LAN |
| +042+ | 3.81 | Mike Boddicker | 153.7 | BAL |
| +044+ | 3.69 | Matt Young | 189 | SEA |
| +047+ | 3.64 | Dave Righetti | 213.3 | NYA |
| +050+ | 3.48 | Joe Price | 144.7 | CIN |
| +051+ | 3.42 | Jack Morris | 247.7 | DET |
| +055+ | 3.24 | Mark Thurmond | 92 | SDN |
| +057+ | 3.22 | Frank Tanana | 134.7 | TEX |
| +056+ | 3.22 | Bryn Smith | 126.3 | WAS |
| +059+ | 3.11 | Charlie Lea | 189 | WAS |
| +066+ | 2.98 | Larry McWilliams | 209 | PIT |
| +068+ | 2.87 | Juan Berenguer | 142.3 | DET |
| +077+ | 2.61 | Jose DeLeon | 76 | PIT |
| +083+ | 2.56 | Rick Rhoden | 211.3 | PIT |
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