| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mario Soto | CIN | 10.87 | 198404180_ATL_CIN |
| Steve Carlton | PHI | 8.53 | 198404200_NYN_PHI |
| Dave Stieb | TOR | 8.34 | 198404180_BAL_TOR |
| Nolan Ryan | HOU | 5.32 | 198404200_HOU_ATL |
| Bob Welch | LAN | 5.15 | 198404180_LAN_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Viola | MIN | -7 | 198404200_MIN_BAL |
| Lary Sorensen | OAK | -5.11 | 198404180_OAK_SEA |
| Chuck Rainey | CHN | -4.35 | 198404181_SLN_CHN |
| Mike Witt | ANA | -3 | 198404200_ANA_TOR |
| Len Barker | ATL | -2.62 | 198404180_ATL_CIN |
Based on accumulated WAA for this season up to 1984-04-20.
| Rank | WAA | Name | IP | Tm |
|---|
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