| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 23.14 | 197407030_CLE_MIL |
| Buzz Capra | ATL | 3.68 | 197407030_HOU_ATL |
| Tommy John | LAN | 2.99 | 197407031_LAN_CIN |
| Nolan Ryan | ANA | 2.82 | 197407010_OAK_ANA |
| Mickey Lolich | DET | 2.01 | 197407030_NYA_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Reggie Cleveland | BOS | -3.75 | 197407032_BAL_BOS |
| Ron Bryant | SFN | -3.11 | 197407030_SDN_SFN |
| Dick Bosman | CLE | -1.6 | 197407011_MIL_CLE |
| Randy Jones | SDN | -1.31 | 197407020_SDN_SFN |
| Mike Torrez | WAS | -1.3 | 197407020_WAS_PIT |
Based on accumulated WAA for this season up to 1974-07-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.95 | Gaylord Perry | 164.7 | CLE |
| +002+ | 5.53 | Buzz Capra | 107 | ATL |
| +004+ | 4.94 | Andy Messersmith | 145 | LAN |
| +008+ | 4.24 | Larry Dierker | 109.7 | HOU |
| +014+ | 3.68 | Tommy John | 137.7 | LAN |
| +018+ | 3.54 | Lynn McGlothen | 115.3 | SLN |
| +021+ | 3.15 | Jon Matlack | 113 | NYN |
| +022+ | 3.14 | Jim Lonborg | 147.3 | PHI |
| +024+ | 3.02 | Jim Perry | 122 | CLE |
| +025+ | 2.92 | Jim Barr | 105.3 | SFN |
| +026+ | 2.9 | Luis Tiant | 160.3 | BOS |
| +027+ | 2.9 | Paul Lindblad | 53 | OAK |
| +028+ | 2.87 | Jim Hunter | 152.3 | OAK |
| +029+ | 2.86 | Jim Rooker | 117.7 | PIT |
| +031+ | 2.69 | Fred Norman | 95.3 | CIN |
| +032+ | 2.66 | Ed Sprague | 64.7 | MIL |
| +033+ | 2.66 | Carl Morton | 152.3 | ATL |
| +037+ | 2.52 | Ken Brett | 111.3 | PIT |
| +038+ | 2.47 | Jackie Brown | 100 | TEX |
| +056+ | 1.97 | Paul Splittorff | 130 | KCA |
| +059+ | 1.89 | Steve Carlton | 145 | PHI |
| +062+ | 1.84 | Phil Niekro | 142.7 | ATL |
| +064+ | 1.8 | Bill Singer | 108.7 | ANA |
| +066+ | 1.79 | Don Gullett | 116.7 | CIN |
| +067+ | 1.78 | Steve Busby | 142.7 | KCA |
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