| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 11.22 | 197409110_BOS_CLE |
| Jim Hunter | OAK | 7.15 | 197409130_OAK_TEX |
| Jon Matlack | NYN | 5.68 | 197409120_SLN_NYN |
| Jim Barr | SFN | 5.2 | 197409120_LAN_SFN |
| Phil Niekro | ATL | 3.94 | 197409110_ATL_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Bibby | TEX | -5.58 | 197409110_TEX_CHA |
| Stan Bahnsen | CHA | -5.44 | 197409120_TEX_CHA |
| Bill Greif | SDN | -4.64 | 197409120_HOU_SDN |
| Ron Bryant | SFN | -4.54 | 197409130_HOU_SFN |
| Steve Rogers | WAS | -3.97 | 197409130_PIT_WAS |
Based on accumulated WAA for this season up to 1974-09-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.86 | Gaylord Perry | 278.7 | CLE |
| +006+ | 7.3 | Jim Hunter | 289.3 | OAK |
| +012+ | 5.99 | Luis Tiant | 286.3 | BOS |
| +017+ | 5.66 | Jon Matlack | 231.3 | NYN |
| +018+ | 5.54 | Phil Niekro | 256.7 | ATL |
| +020+ | 5.21 | Jim Barr | 213 | SFN |
| +021+ | 5.17 | Andy Messersmith | 255.7 | LAN |
| +024+ | 5.02 | Buzz Capra | 190.3 | ATL |
| +025+ | 4.93 | Ferguson Jenkins | 294.3 | TEX |
| +027+ | 4.66 | Bert Blyleven | 249.3 | MIN |
| +029+ | 4.51 | Lynn McGlothen | 215.7 | SLN |
| +030+ | 4.45 | Nolan Ryan | 297.7 | ANA |
| +036+ | 3.92 | Jim Perry | 227.7 | CLE |
| +037+ | 3.91 | Pat Dobson | 249 | NYA |
| +038+ | 3.87 | Ross Grimsley | 270.7 | BAL |
| +039+ | 3.78 | Jim Rooker | 229 | PIT |
| +043+ | 3.66 | Tommy John | 153 | LAN |
| +046+ | 3.51 | Don Gullett | 227.7 | CIN |
| +047+ | 3.5 | Carl Morton | 247.3 | ATL |
| +051+ | 3.37 | Ken Brett | 174.3 | PIT |
| +064+ | 2.93 | Ken Holtzman | 233.3 | OAK |
| +065+ | 2.9 | Geoff Zahn | 69.3 | LAN |
| +069+ | 2.86 | Al Fitzmorris | 164.3 | KCA |
| +071+ | 2.75 | Ed Sprague | 94 | MIL |
| +072+ | 2.72 | Larry Dierker | 197 | HOU |
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