| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 20.67 | 197406221_CLE_BOS |
| Jon Matlack | NYN | 3.98 | 197406240_NYN_CHN |
| Bert Blyleven | MIN | 3.66 | 197406240_MIN_TEX |
| Luis Tiant | BOS | 3.53 | 197406240_MIL_BOS |
| Nolan Ryan | ANA | 2.53 | 197406220_ANA_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Reggie Cleveland | BOS | -3.77 | 197406222_CLE_BOS |
| Ron Bryant | SFN | -2.71 | 197406240_SFN_SDN |
| Dick Tidrow | NYA | -2.11 | 197406220_DET_NYA |
| Woodie Fryman | DET | -1.42 | 197406220_DET_NYA |
| Rich Gossage | CHA | -1.36 | 197406232_CHA_MIN |
Based on accumulated WAA for this season up to 1974-06-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.09 | Gaylord Perry | 146.7 | CLE |
| +003+ | 4.74 | Buzz Capra | 92.3 | ATL |
| +004+ | 4.52 | Andy Messersmith | 130 | LAN |
| +005+ | 4.46 | Larry Dierker | 101.7 | HOU |
| +007+ | 4.25 | Jim Lonborg | 136.7 | PHI |
| +017+ | 3.03 | Paul Lindblad | 52 | OAK |
| +019+ | 2.91 | Tommy John | 123.3 | LAN |
| +021+ | 2.7 | Phil Niekro | 132.3 | ATL |
| +023+ | 2.63 | Carl Morton | 136.3 | ATL |
| +027+ | 2.59 | Luis Tiant | 154.3 | BOS |
| +026+ | 2.59 | Fred Norman | 81.7 | CIN |
| +029+ | 2.57 | Jim Barr | 91.3 | SFN |
| +030+ | 2.55 | Sonny Siebert | 91.3 | SLN |
| +033+ | 2.47 | Jon Matlack | 104 | NYN |
| +034+ | 2.46 | Ken Brett | 103 | PIT |
| +035+ | 2.46 | Jim Hunter | 137.7 | OAK |
| +041+ | 2.3 | Jim Perry | 108.3 | CLE |
| +043+ | 2.25 | Steve Carlton | 133 | PHI |
| +046+ | 2.24 | Lynn McGlothen | 97.3 | SLN |
| +050+ | 2 | Jackie Brown | 84.7 | TEX |
| +059+ | 1.81 | Bill Singer | 108.7 | ANA |
| +061+ | 1.77 | Mickey Lolich | 148.7 | DET |
| +062+ | 1.75 | Jim Rooker | 99.7 | PIT |
| +065+ | 1.62 | Jim Todd | 36 | CHN |
| +074+ | 1.45 | Ed Sprague | 48.3 | MIL |
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