| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 12.78 | 197509160_BAL_BOS |
| Randy Jones | SDN | 9.41 | 197509140_HOU_SDN |
| Tom Seaver | NYN | 9.24 | 197509140_NYN_SLN |
| Jim Hunter | NYA | 8.35 | 197509140_CLE_NYA |
| Jerry Reuss | PIT | 6.11 | 197509151_PIT_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| J.R. Richard | HOU | -2.71 | 197509140_HOU_SDN |
| Bill Bonham | CHN | -2.61 | 197509151_PIT_CHN |
| Bill Butler | MIN | -2.05 | 197509140_OAK_MIN |
| Jim Slaton | MIL | -1.49 | 197509140_MIL_BOS |
| Stan Bahnsen | OAK | -1.47 | 197509162_OAK_TEX |
Based on accumulated WAA for this season up to 1975-09-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.2 | Jim Palmer | 298 | BAL |
| +002+ | 9.49 | Andy Messersmith | 301 | LAN |
| +003+ | 8.93 | Randy Jones | 263 | SDN |
| +004+ | 8.62 | Jim Hunter | 310 | NYA |
| +006+ | 8.23 | Tom Seaver | 258.3 | NYN |
| +012+ | 6.38 | Jerry Reuss | 223.3 | PIT |
| +014+ | 5.82 | Frank Tanana | 228 | ANA |
| +015+ | 5.69 | Dennis Eckersley | 176.3 | CLE |
| +023+ | 4.82 | Don Sutton | 254 | LAN |
| +032+ | 4.16 | Phil Niekro | 256.3 | ATL |
| +033+ | 4.12 | Jim Kaat | 283.3 | CHA |
| +037+ | 4.01 | Ed Figueroa | 221.7 | ANA |
| +039+ | 3.96 | Steve Busby | 253 | KCA |
| +047+ | 3.78 | Vida Blue | 259 | OAK |
| +048+ | 3.71 | Don Gullett | 147.7 | CIN |
| +049+ | 3.58 | Bob Forsch | 214 | SLN |
| +050+ | 3.55 | John Montefusco | 225.7 | SFN |
| +053+ | 3.44 | Jim Barr | 224.3 | SFN |
| +055+ | 3.38 | Bert Blyleven | 249.7 | MIN |
| +065+ | 3.09 | Paul Splittorff | 150.3 | KCA |
| +066+ | 3.05 | Gaylord Perry | 287.7 | TOT |
| +067+ | 3.04 | Brent Strom | 106.3 | SDN |
| +070+ | 2.97 | Rudy May | 197.3 | NYA |
| +073+ | 2.93 | Burt Hooton | 214.7 | TOT |
| +075+ | 2.8 | Doug Rau | 242.7 | LAN |
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