| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bert Blyleven | MIN | 7.63 | 197505150_CLE_MIN |
| Tom Seaver | NYN | 6.61 | 197505160_NYN_HOU |
| Don Sutton | LAN | 6.51 | 197505160_PIT_LAN |
| Jim Palmer | BAL | 5.03 | 197505161_ANA_BAL |
| Gaylord Perry | CLE | 3.9 | 197505140_CLE_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| J.R. Richard | HOU | -2.06 | 197505150_HOU_CHN |
| Joe Coleman | DET | -1.86 | 197505140_KCA_DET |
| Roric Harrison | ATL | -1.29 | 197505140_ATL_WAS |
| Rick Reuschel | CHN | -1.11 | 197505150_HOU_CHN |
| Clyde Wright | TEX | -1.03 | 197505140_MIL_TEX |
Based on accumulated WAA for this season up to 1975-05-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.49 | Don Sutton | 81.7 | LAN |
| +002+ | 2.92 | Jim Palmer | 67.7 | BAL |
| +003+ | 2.84 | Vida Blue | 78 | OAK |
| +005+ | 2.4 | Jim Lonborg | 59.7 | PHI |
| +006+ | 2.37 | Tom Seaver | 64 | NYN |
| +007+ | 2.34 | Joe McIntosh | 54.7 | SDN |
| +008+ | 2.31 | Nolan Ryan | 65 | ANA |
| +009+ | 2.27 | Don Gullett | 66.3 | CIN |
| +011+ | 2.19 | Steve Stone | 39 | CHN |
| +012+ | 2.19 | Steve Busby | 75.3 | KCA |
| +014+ | 1.97 | Andy Messersmith | 73 | LAN |
| +016+ | 1.86 | Woodie Fryman | 44.7 | WAS |
| +020+ | 1.77 | Jim Kern | 41.7 | CLE |
| +021+ | 1.74 | Randy Jones | 55 | SDN |
| +023+ | 1.63 | Pete Broberg | 62.3 | MIL |
| +025+ | 1.5 | Ken Holtzman | 61.7 | OAK |
| +026+ | 1.46 | Jim Hughes | 32.3 | MIN |
| +028+ | 1.44 | Jerry Reuss | 43.7 | PIT |
| +031+ | 1.31 | Mike Norris | 16 | OAK |
| +032+ | 1.26 | Bill Hands | 46.7 | TEX |
| XXXXX | 1.22 | Steve Hargan | 43.7 | TEX |
| XXXXX | 1.21 | Phil Niekro | 62.3 | ATL |
| XXXXX | 1.2 | Frank Tanana | 35.7 | ANA |
| XXXXX | 1.08 | Pete Falcone | 44 | SFN |
| XXXXX | 0.93 | Tom Underwood | 47 | PHI |
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