| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 11.29 | 197408240_CLE_CHA |
| Andy Messersmith | LAN | 7.5 | 197408250_SLN_LAN |
| Jon Matlack | NYN | 5.28 | 197408231_NYN_ATL |
| Jim Hunter | OAK | 4.16 | 197408240_OAK_BOS |
| Jim Barr | SFN | 3.77 | 197408230_CHN_SFN |
| 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 |
| Bill Greif | SDN | -4.09 | 197408230_PIT_SDN |
| Ron Bryant | SFN | -3.84 | 197408240_CHN_SFN |
Based on accumulated WAA for this season up to 1974-08-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 6.96 | Gaylord Perry | 242.7 | CLE |
| +008+ | 6.01 | Andy Messersmith | 231.3 | LAN |
| +014+ | 5.39 | Jim Hunter | 247.7 | OAK |
| +018+ | 5.01 | Jim Barr | 181 | SFN |
| +019+ | 4.85 | Phil Niekro | 229.7 | ATL |
| +020+ | 4.7 | Luis Tiant | 252.3 | BOS |
| +021+ | 4.69 | Jon Matlack | 200.3 | NYN |
| +026+ | 4.05 | Buzz Capra | 155.3 | ATL |
| +027+ | 3.93 | Lynn McGlothen | 181.7 | SLN |
| +028+ | 3.91 | Bert Blyleven | 225.3 | MIN |
| +031+ | 3.76 | Tommy John | 153 | LAN |
| +035+ | 3.52 | Nolan Ryan | 265.3 | ANA |
| +038+ | 3.48 | Larry Dierker | 175.3 | HOU |
| +041+ | 3.41 | Ken Brett | 168.3 | PIT |
| +045+ | 3.21 | Don Gullett | 197.3 | CIN |
| +048+ | 3.14 | Steve Carlton | 224 | PHI |
| +049+ | 3.1 | Jim Perry | 192.3 | CLE |
| +050+ | 3.02 | Jim Lonborg | 225 | PHI |
| +059+ | 2.79 | Dave Roberts | 174.7 | HOU |
| +061+ | 2.76 | Clay Kirby | 182 | CIN |
| +062+ | 2.72 | Bruce DalCanton | 152 | KCA |
| +063+ | 2.7 | Doug Rau | 160.3 | LAN |
| +064+ | 2.69 | Pat Dobson | 214.3 | NYA |
| +065+ | 2.68 | Jim Rooker | 194.3 | PIT |
| +067+ | 2.63 | Steve Busby | 230.7 | KCA |
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