| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 10.95 | 197506210_BOS_BAL |
| Andy Messersmith | LAN | 10.31 | 197506210_LAN_SDN |
| Steve Rogers | WAS | 2.11 | 197506221_WAS_PHI |
| Jim Kaat | CHA | 1.66 | 197506210_MIN_CHA |
| Jim Rooker | PIT | 1.65 | 197506230_PIT_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Coleman | DET | -4.33 | 197506230_DET_MIL |
| Johnny Odom | ATL | -3.99 | 197506222_SFN_ATL |
| Jim Bibby | CLE | -2.96 | 197506220_MIL_CLE |
| Pete Broberg | MIL | -1.69 | 197506210_MIL_CLE |
| Wilbur Wood | CHA | -1.49 | 197506221_MIN_CHA |
Based on accumulated WAA for this season up to 1975-06-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.49 | Jim Palmer | 135 | BAL |
| +002+ | 5.53 | Andy Messersmith | 154 | LAN |
| +003+ | 5.4 | Don Sutton | 142.7 | LAN |
| +004+ | 5.35 | Tom Seaver | 121.7 | NYN |
| +005+ | 4.7 | Randy Jones | 112 | SDN |
| +008+ | 4.06 | Don Gullett | 112 | CIN |
| +009+ | 3.51 | Steve Busby | 136.7 | KCA |
| +013+ | 3.33 | Steve Rogers | 95.3 | WAS |
| +015+ | 3.3 | Ed Figueroa | 83 | ANA |
| +016+ | 3.27 | Jim Lonborg | 118.7 | PHI |
| +017+ | 3.13 | Phil Niekro | 120 | ATL |
| +021+ | 2.85 | Jerry Reuss | 94.7 | PIT |
| +025+ | 2.74 | Bob Forsch | 106.7 | SLN |
| +027+ | 2.68 | Bill Castro | 64.7 | MIL |
| +031+ | 2.59 | Jim Hunter | 141 | NYA |
| +033+ | 2.5 | Jim Barr | 109.7 | SFN |
| +034+ | 2.47 | Nolan Ryan | 120 | ANA |
| +040+ | 2.24 | Jim Kaat | 127 | CHA |
| +044+ | 2.07 | Pat Dobson | 115.7 | NYA |
| +045+ | 2.06 | Woodie Fryman | 83 | WAS |
| +051+ | 1.94 | Dennis Eckersley | 63 | CLE |
| +056+ | 1.88 | Larry Demery | 44 | PIT |
| +061+ | 1.78 | Gary Nolan | 105 | CIN |
| +070+ | 1.6 | Bill Hands | 64.7 | TEX |
| +077+ | 1.47 | Joe McIntosh | 86.3 | SDN |
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