| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Stieb | TOR | 8.42 | 198409050_TOR_NYA |
| Charlie Lea | WAS | 3.86 | 198409060_CHN_WAS |
| Joe Niekro | HOU | 3.51 | 198409070_HOU_SDN |
| John Candelaria | PIT | 3.44 | 198409050_NYN_PIT |
| Dave Dravecky | SDN | 2.66 | 198409050_CIN_SDN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Matt Young | SEA | -6.89 | 198409070_SEA_KCA |
| Mike Brown | BOS | -1.48 | 198409050_BOS_MIL |
| Bruce Berenyi | NYN | -1.3 | 198409050_NYN_PIT |
| LaMarr Hoyt | CHA | -0.94 | 198409060_OAK_CHA |
| Dick Ruthven | CHN | -0.72 | 198409070_CHN_NYN |
Based on accumulated WAA for this season up to 1984-09-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 7.41 | Dave Stieb | 231.3 | TOR |
| +007+ | 6.14 | Larry McWilliams | 197.7 | PIT |
| +014+ | 5.28 | Mike Boddicker | 220.3 | BAL |
| +017+ | 5.08 | Charlie Lea | 220.3 | WAS |
| +018+ | 5.07 | John Candelaria | 173.3 | PIT |
| +021+ | 4.85 | Joe Niekro | 217.7 | HOU |
| +026+ | 4.65 | John Denny | 119.7 | PHI |
| +028+ | 4.56 | Orel Hershiser | 152.7 | LAN |
| +031+ | 4.31 | Dwight Gooden | 193 | NYN |
| +032+ | 4.2 | Rick Rhoden | 206.7 | PIT |
| +034+ | 4.05 | Ricky Mahler | 185.3 | ATL |
| +035+ | 4.02 | Storm Davis | 194.3 | BAL |
| +036+ | 4 | Dan Schatzeder | 123 | WAS |
| +038+ | 3.94 | Phil Niekro | 204 | NYA |
| +044+ | 3.78 | Bob Knepper | 205.7 | HOU |
| +047+ | 3.74 | Bert Blyleven | 201.7 | CLE |
| +048+ | 3.7 | Fernando Valenzuela | 229 | LAN |
| +049+ | 3.69 | Rick Honeycutt | 181 | LAN |
| +050+ | 3.62 | Jerry Koosman | 196.3 | PHI |
| +054+ | 3.5 | Frank Tanana | 210.7 | TEX |
| +056+ | 3.47 | Joaquin Andujar | 224 | SLN |
| +058+ | 3.44 | Ray Burris | 179.7 | OAK |
| +065+ | 3.23 | Bryn Smith | 164 | WAS |
| +066+ | 3.19 | Frank Viola | 216.7 | MIN |
| +071+ | 2.98 | Nolan Ryan | 175.3 | HOU |
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