| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 11.29 | 197408240_CLE_CHA |
| Jon Matlack | NYN | 5.28 | 197408231_NYN_ATL |
| Jim Hunter | OAK | 4.16 | 197408240_OAK_BOS |
| Jim Barr | SFN | 3.77 | 197408230_CHN_SFN |
| Luis Tiant | BOS | 3.69 | 197408230_OAK_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Greif | SDN | -4.09 | 197408230_PIT_SDN |
| Ron Bryant | SFN | -3.84 | 197408240_CHN_SFN |
| Jim Slaton | MIL | -2.48 | 197408232_KCA_MIL |
| Steve Rogers | WAS | -2.08 | 197408240_CIN_WAS |
| Steve Hargan | TEX | -1.24 | 197408230_TEX_DET |
Based on accumulated WAA for this season up to 1974-08-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 6.94 | Gaylord Perry | 242.7 | CLE |
| +007+ | 6.23 | Andy Messersmith | 226.3 | LAN |
| +012+ | 5.41 | Jim Hunter | 247.7 | OAK |
| +017+ | 5.03 | Jim Barr | 181 | SFN |
| +018+ | 4.73 | Luis Tiant | 252.3 | BOS |
| +019+ | 4.71 | Jon Matlack | 200.3 | NYN |
| +023+ | 4.4 | Phil Niekro | 221.7 | ATL |
| +026+ | 4.06 | Buzz Capra | 155.3 | ATL |
| +027+ | 3.94 | Lynn McGlothen | 181.7 | SLN |
| +029+ | 3.77 | Tommy John | 153 | LAN |
| +032+ | 3.49 | Larry Dierker | 175.3 | HOU |
| +034+ | 3.46 | Ken Brett | 168.3 | PIT |
| +038+ | 3.37 | Bert Blyleven | 216.3 | MIN |
| +041+ | 3.24 | Nolan Ryan | 257 | ANA |
| +042+ | 3.23 | Don Gullett | 197.3 | CIN |
| +045+ | 3.15 | Steve Carlton | 224 | PHI |
| +047+ | 3.09 | Jim Perry | 192.3 | CLE |
| +050+ | 3.03 | Jim Lonborg | 225 | PHI |
| +057+ | 2.81 | Dave Roberts | 174.7 | HOU |
| +062+ | 2.72 | Doug Rau | 160.3 | LAN |
| +063+ | 2.71 | Pat Dobson | 214.3 | NYA |
| +064+ | 2.65 | Steve Busby | 230.7 | KCA |
| +066+ | 2.58 | Ed Sprague | 91 | MIL |
| +069+ | 2.55 | Al Fitzmorris | 137.3 | KCA |
| +070+ | 2.52 | Vida Blue | 226.3 | OAK |
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