| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Messersmith | LAN | 2.91 | 197504090_LAN_CIN |
| Jon Matlack | NYN | 1.85 | 197504100_PHI_NYN |
| Ken Holtzman | OAK | 1.31 | 197504090_CHA_OAK |
| Jim Palmer | BAL | 1.01 | 197504100_BAL_DET |
| Bill Lee | BOS | 0.48 | 197504090_MIL_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Broberg | MIL | -4.71 | 197504090_MIL_BOS |
| Woodie Fryman | WAS | -3.53 | 197504100_WAS_SLN |
| Paul Splittorff | KCA | -2.75 | 197504090_KCA_ANA |
| Jim Bibby | TEX | -2.38 | 197504090_MIN_TEX |
| Stan Bahnsen | CHA | -1.31 | 197504100_CHA_OAK |
Based on accumulated WAA for this season up to 1975-04-10.
| Rank | WAA | Name | IP | Tm |
|---|
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