| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 10.97 | 197409031_CLE_DET |
| Andy Messersmith | LAN | 6.81 | 197409020_SFN_LAN |
| Jon Matlack | NYN | 4.99 | 197409031_NYN_CHN |
| Jim Barr | SFN | 4.34 | 197409020_SFN_LAN |
| Luis Tiant | BOS | 4.08 | 197409021_BOS_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Bibby | TEX | -4.86 | 197409020_MIN_TEX |
| Bill Greif | SDN | -4.5 | 197409022_SDN_ATL |
| Steve Rogers | WAS | -3.51 | 197409032_WAS_SLN |
| Ron Bryant | SFN | -3.48 | 197409030_SFN_LAN |
| Jim Colborn | MIL | -2.49 | 197409021_MIL_NYA |
Based on accumulated WAA for this season up to 1974-09-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 8.03 | Gaylord Perry | 260.7 | CLE |
| +012+ | 5.86 | Jon Matlack | 217.3 | NYN |
| +013+ | 5.85 | Jim Hunter | 263.3 | OAK |
| +015+ | 5.76 | Andy Messersmith | 244.3 | LAN |
| +017+ | 5.38 | Phil Niekro | 245.7 | ATL |
| +018+ | 5.34 | Jim Barr | 201 | SFN |
| +020+ | 5.28 | Luis Tiant | 268.3 | BOS |
| +021+ | 5.04 | Lynn McGlothen | 199.7 | SLN |
| +024+ | 4.79 | Buzz Capra | 176.3 | ATL |
| +026+ | 4.65 | Bert Blyleven | 234.3 | MIN |
| +031+ | 4.08 | Jim Perry | 214 | CLE |
| +032+ | 4.06 | Ferguson Jenkins | 276.3 | TEX |
| +034+ | 3.86 | Larry Dierker | 189.7 | HOU |
| +038+ | 3.71 | Tommy John | 153 | LAN |
| +043+ | 3.57 | Nolan Ryan | 278.7 | ANA |
| +046+ | 3.36 | Don Gullett | 211.7 | CIN |
| +047+ | 3.34 | Ken Brett | 168.3 | PIT |
| +053+ | 3.11 | Ross Grimsley | 248.7 | BAL |
| +056+ | 3.02 | Jim Rooker | 211.7 | PIT |
| +057+ | 3.02 | Pat Dobson | 231 | NYA |
| +059+ | 3 | Carl Morton | 232.3 | ATL |
| +063+ | 2.9 | Mike Caldwell | 158 | SFN |
| +069+ | 2.66 | Ron Reed | 153.7 | ATL |
| +073+ | 2.56 | Ed Sprague | 91 | MIL |
| +075+ | 2.53 | Bruce DalCanton | 162.7 | KCA |
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