| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Messersmith | LAN | 6.44 | 197408290_CHN_LAN |
| Phil Niekro | ATL | 3.88 | 197408290_ATL_WAS |
| Jim Perry | CLE | 2.64 | 197408310_CLE_TEX |
| Bert Blyleven | MIN | 2.45 | 197408300_BOS_MIN |
| Nolan Ryan | ANA | 1.97 | 197408300_ANA_MIL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ron Bryant | SFN | -4.12 | 197408290_PIT_SFN |
| Jim Bibby | TEX | -3.93 | 197408290_BAL_TEX |
| Joe Coleman | DET | -2.77 | 197408310_OAK_DET |
| Steve Rogers | WAS | -2.56 | 197408290_ATL_WAS |
| Lowell Palmer | SDN | -1.54 | 197408302_CHN_SDN |
Based on accumulated WAA for this season up to 1974-08-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 7.56 | Gaylord Perry | 251.7 | CLE |
| +007+ | 6.4 | Andy Messersmith | 238.3 | LAN |
| +012+ | 5.93 | Jim Hunter | 256 | OAK |
| +016+ | 5.28 | Jim Barr | 192 | SFN |
| +017+ | 5.15 | Jon Matlack | 208.3 | NYN |
| +019+ | 5.08 | Phil Niekro | 236.7 | ATL |
| +023+ | 4.81 | Luis Tiant | 260.3 | BOS |
| +024+ | 4.68 | Bert Blyleven | 234.3 | MIN |
| +025+ | 4.53 | Lynn McGlothen | 190.7 | SLN |
| +027+ | 4.22 | Buzz Capra | 169.3 | ATL |
| +030+ | 4.05 | Jim Perry | 208 | CLE |
| +031+ | 3.98 | Larry Dierker | 183.3 | HOU |
| +033+ | 3.85 | Nolan Ryan | 274.3 | ANA |
| +035+ | 3.77 | Tommy John | 153 | LAN |
| +042+ | 3.48 | Pat Dobson | 223.3 | NYA |
| +045+ | 3.37 | Ken Brett | 168.3 | PIT |
| +046+ | 3.36 | Ferguson Jenkins | 267.3 | TEX |
| +049+ | 3.32 | Steve Carlton | 231 | PHI |
| +053+ | 3.14 | Don Gullett | 203.7 | CIN |
| +054+ | 3.13 | Carl Morton | 226 | ATL |
| +062+ | 2.72 | Jim Rooker | 202.7 | PIT |
| +067+ | 2.6 | Mike Caldwell | 151.3 | SFN |
| +068+ | 2.57 | Ed Sprague | 91 | MIL |
| +075+ | 2.4 | Ross Grimsley | 239.7 | BAL |
| +079+ | 2.33 | Fred Norman | 149.3 | CIN |
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