| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Messersmith | LAN | 7.79 | 197406300_LAN_SFN |
| Luis Tiant | BOS | 4.61 | 197406290_BOS_CLE |
| Jim Hunter | OAK | 4.29 | 197406300_OAK_KCA |
| Jon Matlack | NYN | 3.9 | 197406290_SLN_NYN |
| Mickey Lolich | DET | 3.05 | 197406290_MIL_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Arlin | CLE | -7.14 | 197406300_BOS_CLE |
| Bill Greif | SDN | -3.82 | 197406302_HOU_SDN |
| Jim Bibby | TEX | -3.32 | 197406300_TEX_ANA |
| Bill Stoneman | ANA | -2.63 | 197406300_TEX_ANA |
| Dick Tidrow | NYA | -1.59 | 197406290_NYA_BAL |
Based on accumulated WAA for this season up to 1974-07-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.63 | Gaylord Perry | 155.7 | CLE |
| +002+ | 5.59 | Buzz Capra | 102.3 | ATL |
| +004+ | 4.93 | Andy Messersmith | 145 | LAN |
| +007+ | 4.28 | Larry Dierker | 109.7 | HOU |
| +016+ | 3.56 | Jim Lonborg | 142.7 | PHI |
| +019+ | 3.19 | Tommy John | 129.3 | LAN |
| +020+ | 3.16 | Jon Matlack | 113 | NYN |
| +023+ | 2.95 | Jim Barr | 105.3 | SFN |
| +024+ | 2.92 | Luis Tiant | 160.3 | BOS |
| +025+ | 2.9 | Jim Hunter | 152.3 | OAK |
| +026+ | 2.88 | Paul Lindblad | 52.7 | OAK |
| +028+ | 2.79 | Jim Perry | 116.7 | CLE |
| +029+ | 2.78 | Lynn McGlothen | 106.3 | SLN |
| +030+ | 2.72 | Carl Morton | 152.3 | ATL |
| +031+ | 2.71 | Fred Norman | 95.3 | CIN |
| +032+ | 2.66 | Ed Sprague | 64.7 | MIL |
| +036+ | 2.54 | Ken Brett | 111.3 | PIT |
| +037+ | 2.52 | Jim Rooker | 108.7 | PIT |
| +038+ | 2.48 | Jackie Brown | 100 | TEX |
| +049+ | 2.09 | Paul Splittorff | 124 | KCA |
| +054+ | 1.99 | Mickey Lolich | 163.7 | DET |
| +060+ | 1.89 | Phil Niekro | 142.7 | ATL |
| +062+ | 1.88 | Steve Carlton | 145 | PHI |
| +067+ | 1.81 | Bill Singer | 108.7 | ANA |
| +069+ | 1.78 | Steve Busby | 142.7 | KCA |
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