| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Messersmith | LAN | 10.59 | 197506260_LAN_SFN |
| Phil Niekro | ATL | 3.99 | 197506280_ATL_HOU |
| Steve Rogers | WAS | 2.83 | 197506271_SLN_WAS |
| Bert Blyleven | MIN | 2.57 | 197506271_MIN_TEX |
| Jim Rooker | PIT | 1.27 | 197506280_CHN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Coleman | DET | -5.75 | 197506280_DET_BAL |
| Jim Bibby | CLE | -2.89 | 197506270_CLE_MIL |
| Wilbur Wood | CHA | -1.71 | 197506260_TEX_CHA |
| Rick Wise | BOS | -1.7 | 197506270_NYA_BOS |
| Jim Slaton | MIL | -1.6 | 197506280_CLE_MIL |
Based on accumulated WAA for this season up to 1975-06-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.85 | Jim Palmer | 144 | BAL |
| +002+ | 5.85 | Tom Seaver | 130 | NYN |
| +003+ | 5.79 | Andy Messersmith | 161 | LAN |
| +004+ | 5.29 | Randy Jones | 122 | SDN |
| +005+ | 5.03 | Don Sutton | 149.7 | LAN |
| +008+ | 4.25 | Steve Busby | 148.7 | KCA |
| +010+ | 4.02 | Don Gullett | 112 | CIN |
| +012+ | 3.31 | Phil Niekro | 134 | ATL |
| +014+ | 3.18 | Jim Hunter | 150 | NYA |
| +019+ | 3.05 | Ed Figueroa | 88 | ANA |
| +020+ | 2.99 | Steve Rogers | 101.3 | WAS |
| +022+ | 2.94 | Bob Forsch | 113.7 | SLN |
| +027+ | 2.86 | Jim Barr | 116 | SFN |
| +031+ | 2.67 | Bill Castro | 64.7 | MIL |
| +032+ | 2.63 | Dennis Eckersley | 71 | CLE |
| +033+ | 2.59 | Jerry Reuss | 101.7 | PIT |
| +039+ | 2.42 | Jim Kaat | 134 | CHA |
| +040+ | 2.4 | Nolan Ryan | 120 | ANA |
| +043+ | 2.33 | Jim Lonborg | 120.3 | PHI |
| +044+ | 2.31 | Woodie Fryman | 91 | WAS |
| +052+ | 1.99 | Brent Strom | 26 | SDN |
| +064+ | 1.69 | John Montefusco | 100 | SFN |
| +067+ | 1.63 | Tom Underwood | 102.3 | PHI |
| +069+ | 1.59 | Pat Dobson | 122 | NYA |
| +071+ | 1.58 | Gary Nolan | 113 | CIN |
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