| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Hunter | OAK | 5.52 | 197409010_OAK_DET |
| Buzz Capra | ATL | 2.77 | 197408300_ATL_NYN |
| Jim Perry | CLE | 2.64 | 197408310_CLE_TEX |
| Bert Blyleven | MIN | 2.45 | 197408300_BOS_MIN |
| Pat Dobson | NYA | 2.13 | 197409010_NYA_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Coleman | DET | -2.77 | 197408310_OAK_DET |
| Reggie Cleveland | BOS | -1.99 | 197409010_BOS_MIN |
| Lowell Palmer | SDN | -1.54 | 197408302_CHN_SDN |
| Rick Reuschel | CHN | -1.3 | 197409010_CHN_SDN |
| Jim Slaton | MIL | -0.9 | 197409010_ANA_MIL |
Based on accumulated WAA for this season up to 1974-09-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 7.56 | Gaylord Perry | 251.7 | CLE |
| +007+ | 6.39 | Andy Messersmith | 238.3 | LAN |
| +011+ | 5.92 | Jim Hunter | 263.3 | OAK |
| +016+ | 5.27 | Jim Barr | 192 | SFN |
| +017+ | 5.14 | Jon Matlack | 208.3 | NYN |
| +019+ | 5.09 | Phil Niekro | 236.7 | ATL |
| +023+ | 4.81 | Luis Tiant | 260.3 | BOS |
| +024+ | 4.67 | Bert Blyleven | 234.3 | MIN |
| +026+ | 4.53 | Lynn McGlothen | 190.7 | SLN |
| +028+ | 4.23 | Buzz Capra | 169.3 | ATL |
| +029+ | 4.06 | Jim Perry | 208 | CLE |
| +031+ | 3.99 | Larry Dierker | 183.3 | HOU |
| +033+ | 3.86 | Nolan Ryan | 274.3 | ANA |
| +034+ | 3.76 | Tommy John | 153 | LAN |
| +043+ | 3.39 | Don Gullett | 211.7 | CIN |
| +044+ | 3.38 | Ken Brett | 168.3 | PIT |
| +046+ | 3.35 | Ferguson Jenkins | 267.3 | TEX |
| +048+ | 3.31 | Steve Carlton | 231 | PHI |
| +055+ | 3.08 | Pat Dobson | 231 | NYA |
| +056+ | 3.04 | Carl Morton | 232.3 | ATL |
| +061+ | 2.73 | Jim Rooker | 202.7 | PIT |
| +067+ | 2.59 | Mike Caldwell | 151.3 | SFN |
| +068+ | 2.57 | Ed Sprague | 91 | MIL |
| +075+ | 2.4 | Ross Grimsley | 239.7 | BAL |
| +078+ | 2.33 | Fred Norman | 149.3 | CIN |
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