| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Messersmith | LAN | 14.32 | 197508210_LAN_CHN |
| Tom Seaver | NYN | 10.39 | 197508220_NYN_SFN |
| Jim Palmer | BAL | 10.02 | 197508210_BAL_TEX |
| Jim Hunter | NYA | 4.87 | 197508220_ANA_NYA |
| Don Gullett | CIN | 3.22 | 197508230_CIN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Broberg | MIL | -1.81 | 197508210_OAK_MIL |
| Claude Osteen | CHA | -1.73 | 197508220_CHA_BOS |
| Stan Bahnsen | OAK | -1.66 | 197508232_OAK_MIL |
| J.R. Richard | HOU | -1.04 | 197508220_HOU_CHN |
| Fritz Peterson | CLE | -0.93 | 197508220_CLE_KCA |
Based on accumulated WAA for this season up to 1975-08-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.49 | Jim Palmer | 245 | BAL |
| +002+ | 8.46 | Andy Messersmith | 262.3 | LAN |
| +003+ | 7.85 | Randy Jones | 214.7 | SDN |
| +004+ | 7.77 | Tom Seaver | 226.3 | NYN |
| +010+ | 5.85 | Jerry Reuss | 183.3 | PIT |
| +011+ | 5.79 | Don Sutton | 226.3 | LAN |
| +013+ | 5.57 | Jim Hunter | 258 | NYA |
| +017+ | 4.91 | Steve Busby | 219 | KCA |
| +018+ | 4.67 | Jim Barr | 185.7 | SFN |
| +020+ | 4.6 | Frank Tanana | 180.3 | ANA |
| +027+ | 4.05 | Don Gullett | 120.7 | CIN |
| +030+ | 3.94 | Jim Kaat | 239.7 | CHA |
| +031+ | 3.94 | Bob Forsch | 182.7 | SLN |
| +033+ | 3.88 | Ed Figueroa | 179.3 | ANA |
| +038+ | 3.58 | Bert Blyleven | 213 | MIN |
| +042+ | 3.5 | Steve Rogers | 197.7 | WAS |
| +044+ | 3.41 | Dennis Eckersley | 137.7 | CLE |
| +056+ | 2.92 | Vida Blue | 220.3 | OAK |
| +058+ | 2.8 | Gaylord Perry | 243.3 | TOT |
| +059+ | 2.8 | Gary Nolan | 167.3 | CIN |
| +061+ | 2.71 | Ron Reed | 197.7 | TOT |
| +070+ | 2.53 | John Montefusco | 180.3 | SFN |
| +071+ | 2.47 | Phil Niekro | 219.3 | ATL |
| +074+ | 2.41 | Rudy May | 164.3 | NYA |
| +075+ | 2.39 | Rick Reuschel | 195.7 | CHN |
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