| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Messersmith | LAN | 7.5 | 197408250_SLN_LAN |
| Phil Niekro | ATL | 3.58 | 197408250_NYN_ATL |
| Bert Blyleven | MIN | 2.19 | 197408250_MIN_BAL |
| Nolan Ryan | ANA | 2.13 | 197408250_ANA_NYA |
| Jim Perry | CLE | 2.09 | 197408260_CLE_KCA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Arlin | CLE | -5.76 | 197408252_CLE_CHA |
| Stan Bahnsen | CHA | -4.55 | 197408252_CLE_CHA |
| Jim Bibby | TEX | -4.52 | 197408250_TEX_DET |
| Reggie Cleveland | BOS | -2.83 | 197408270_BOS_CHA |
| Randy Jones | SDN | -1.92 | 197408251_PIT_SDN |
Based on accumulated WAA for this season up to 1974-08-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 6.99 | Gaylord Perry | 242.7 | CLE |
| +007+ | 6.02 | Andy Messersmith | 231.3 | LAN |
| +013+ | 5.42 | Jim Hunter | 247.7 | OAK |
| +019+ | 5.02 | Jim Barr | 181 | SFN |
| +020+ | 4.88 | Phil Niekro | 229.7 | ATL |
| +022+ | 4.72 | Luis Tiant | 252.3 | BOS |
| +023+ | 4.7 | Jon Matlack | 200.3 | NYN |
| +024+ | 4.33 | Buzz Capra | 163.3 | ATL |
| +028+ | 3.96 | Lynn McGlothen | 181.7 | SLN |
| +029+ | 3.92 | Bert Blyleven | 225.3 | MIN |
| +031+ | 3.77 | Tommy John | 153 | LAN |
| +035+ | 3.69 | Jim Perry | 201.3 | CLE |
| +038+ | 3.5 | Larry Dierker | 175.3 | HOU |
| +040+ | 3.48 | Nolan Ryan | 265.3 | ANA |
| +045+ | 3.42 | Ken Brett | 168.3 | PIT |
| +049+ | 3.24 | Don Gullett | 197.3 | CIN |
| +051+ | 3.16 | Steve Carlton | 224 | PHI |
| +059+ | 2.82 | Dave Roberts | 174.7 | HOU |
| +060+ | 2.79 | Clay Kirby | 182 | CIN |
| +062+ | 2.74 | Bruce DalCanton | 152 | KCA |
| +064+ | 2.72 | Pat Dobson | 214.3 | NYA |
| +065+ | 2.69 | Jim Rooker | 194.3 | PIT |
| +067+ | 2.65 | Vida Blue | 232.7 | OAK |
| +069+ | 2.6 | Ferguson Jenkins | 258.3 | TEX |
| +070+ | 2.58 | Ed Sprague | 91 | MIL |
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