| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Hunter | NYA | 4.23 | 197506240_NYA_BAL |
| Phil Niekro | ATL | 4.17 | 197506240_CIN_ATL |
| Randy Jones | SDN | 2.12 | 197506241_SFN_SDN |
| Steve Rogers | WAS | 2.11 | 197506221_WAS_PHI |
| Jim Barr | SFN | 2.1 | 197506241_SFN_SDN |
| 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 |
| Stan Bahnsen | OAK | -2.83 | 197506240_MIN_OAK |
| Jim Slaton | MIL | -2.32 | 197506241_DET_MIL |
Based on accumulated WAA for this season up to 1975-06-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.49 | Jim Palmer | 135 | BAL |
| +002+ | 5.52 | Andy Messersmith | 154 | LAN |
| +003+ | 5.4 | Don Sutton | 142.7 | LAN |
| +004+ | 5.34 | Tom Seaver | 121.7 | NYN |
| +005+ | 5.32 | Randy Jones | 122 | SDN |
| +008+ | 4.05 | Don Gullett | 112 | CIN |
| +010+ | 3.47 | Steve Busby | 136.7 | KCA |
| +013+ | 3.32 | Steve Rogers | 95.3 | WAS |
| +014+ | 3.28 | Ed Figueroa | 83 | ANA |
| +016+ | 3.27 | Jim Lonborg | 118.7 | PHI |
| +017+ | 3.19 | Phil Niekro | 128 | ATL |
| +019+ | 3.15 | Jim Hunter | 150 | NYA |
| +023+ | 2.84 | Jim Barr | 116 | SFN |
| +026+ | 2.75 | Bob Forsch | 106.7 | SLN |
| +028+ | 2.67 | Bill Castro | 64.7 | MIL |
| +031+ | 2.64 | Jerry Reuss | 101.7 | PIT |
| +038+ | 2.43 | Nolan Ryan | 120 | ANA |
| +043+ | 2.23 | Jim Kaat | 127 | CHA |
| +049+ | 2.06 | Woodie Fryman | 83 | WAS |
| +048+ | 2.06 | Pat Dobson | 115.7 | NYA |
| +050+ | 2 | Brent Strom | 26 | SDN |
| +052+ | 1.94 | Dennis Eckersley | 63 | CLE |
| +054+ | 1.89 | Larry Demery | 44 | PIT |
| +065+ | 1.78 | Gary Nolan | 105 | CIN |
| +069+ | 1.65 | Tom Underwood | 102.3 | PHI |
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