| Starter | Tm | Tier | Game |
|---|---|---|---|
| Phil Niekro | ATL | 5.82 | 197507060_HOU_ATL |
| Jim Kaat | CHA | 2.45 | 197507070_CHA_DET |
| Jim Barr | SFN | 2.41 | 197507050_SFN_LAN |
| Steve Rogers | WAS | 2.29 | 197507070_WAS_HOU |
| Jon Matlack | NYN | 2.16 | 197507060_NYN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Stan Bahnsen | OAK | -3.76 | 197507050_ANA_OAK |
| Roric Harrison | CLE | -2.43 | 197507050_BOS_CLE |
| Burt Hooton | LAN | -2.07 | 197507050_SFN_LAN |
| Jim Slaton | MIL | -1.95 | 197507070_MIL_KCA |
| Lerrin LaGrow | DET | -1.39 | 197507062_MIL_DET |
Based on accumulated WAA for this season up to 1975-07-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.74 | Andy Messersmith | 177 | LAN |
| +002+ | 6.46 | Jim Palmer | 160 | BAL |
| +003+ | 6.25 | Tom Seaver | 146.3 | NYN |
| +004+ | 5.97 | Randy Jones | 137 | SDN |
| +006+ | 5 | Don Sutton | 164 | LAN |
| +010+ | 4.06 | Ed Figueroa | 104 | ANA |
| +011+ | 3.99 | Steve Busby | 161.7 | KCA |
| +013+ | 3.88 | Jerry Reuss | 121 | PIT |
| +014+ | 3.69 | Phil Niekro | 149.7 | ATL |
| +016+ | 3.67 | Jim Kaat | 157 | CHA |
| +019+ | 3.41 | Bob Forsch | 127.7 | SLN |
| +024+ | 3.06 | Jim Hunter | 166.3 | NYA |
| +025+ | 3.05 | Jim Barr | 117 | SFN |
| +042+ | 2.56 | John Montefusco | 109 | SFN |
| +043+ | 2.54 | Ken Holtzman | 146.7 | OAK |
| +045+ | 2.51 | Brent Strom | 44.3 | SDN |
| +046+ | 2.46 | Steve Rogers | 116.3 | WAS |
| +049+ | 2.35 | Bill Castro | 67.7 | MIL |
| +051+ | 2.29 | Dennis Eckersley | 83.7 | CLE |
| +055+ | 2.14 | Vida Blue | 156.7 | OAK |
| +061+ | 2.01 | Gary Nolan | 121 | CIN |
| +066+ | 1.89 | Steve Stone | 95.3 | CHN |
| +070+ | 1.83 | Nolan Ryan | 134.3 | ANA |
| +073+ | 1.8 | Tom Underwood | 116.3 | PHI |
| +079+ | 1.7 | Dennis Blair | 95.3 | WAS |
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