| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Messersmith | LAN | 10.75 | 197408120_LAN_NYN |
| Phil Niekro | ATL | 5.15 | 197408100_ATL_PHI |
| Jim Hunter | OAK | 3.64 | 197408120_NYA_OAK |
| Steve Carlton | PHI | 2.97 | 197408110_ATL_PHI |
| Nolan Ryan | ANA | 1.92 | 197408120_BOS_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Bibby | TEX | -6.53 | 197408110_DET_TEX |
| Jim Colborn | MIL | -2.79 | 197408120_MIL_TEX |
| Reggie Cleveland | BOS | -2.68 | 197408100_BOS_OAK |
| Bill Greif | SDN | -2.56 | 197408120_SDN_SLN |
| Dick Tidrow | NYA | -1.34 | 197408110_NYA_ANA |
Based on accumulated WAA for this season up to 1974-08-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.05 | Andy Messersmith | 212 | LAN |
| +007+ | 6.3 | Gaylord Perry | 218.7 | CLE |
| +009+ | 5.58 | Jim Barr | 169 | SFN |
| +012+ | 5.18 | Phil Niekro | 205.7 | ATL |
| +018+ | 4.6 | Buzz Capra | 142.3 | ATL |
| +019+ | 4.55 | Jim Hunter | 223.3 | OAK |
| +021+ | 4.31 | Jon Matlack | 176.3 | NYN |
| +023+ | 4 | Luis Tiant | 227 | BOS |
| +024+ | 3.88 | Tommy John | 153 | LAN |
| +026+ | 3.62 | Ken Brett | 168.3 | PIT |
| +033+ | 3.35 | Jim Lonborg | 209.7 | PHI |
| +034+ | 3.3 | Steve Carlton | 214 | PHI |
| +036+ | 3.18 | Bert Blyleven | 201 | MIN |
| +042+ | 3.08 | Lynn McGlothen | 165.7 | SLN |
| +043+ | 2.97 | Ron Reed | 118.3 | ATL |
| +044+ | 2.95 | Don Gullett | 174.3 | CIN |
| +046+ | 2.86 | Doug Rau | 146 | LAN |
| +053+ | 2.73 | Carl Morton | 196.7 | ATL |
| +054+ | 2.72 | Nolan Ryan | 238.7 | ANA |
| +056+ | 2.68 | Ed Sprague | 91 | MIL |
| +060+ | 2.55 | Larry Dierker | 160.3 | HOU |
| +062+ | 2.48 | Fred Norman | 144.3 | CIN |
| +063+ | 2.47 | Dennis Blair | 95.7 | WAS |
| +066+ | 2.42 | Vida Blue | 203.7 | OAK |
| +067+ | 2.39 | Pat Dobson | 191.3 | NYA |
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