| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 23.43 | 197407180_OAK_CLE |
| Andy Messersmith | LAN | 10.53 | 197407180_WAS_LAN |
| Jim Hunter | OAK | 5.71 | 197407180_OAK_CLE |
| Jon Matlack | NYN | 5.03 | 197407190_NYN_SDN |
| Luis Tiant | BOS | 4.24 | 197407190_BOS_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Reggie Cleveland | BOS | -2.64 | 197407200_BOS_TEX |
| Jim Bibby | TEX | -1.47 | 197407200_BOS_TEX |
| Dick Tidrow | NYA | -1.47 | 197407180_KCA_NYA |
| Joe Coleman | DET | -1.13 | 197407180_MIN_DET |
| Dick Bosman | CLE | -0.5 | 197407190_OAK_CLE |
Based on accumulated WAA for this season up to 1974-07-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.61 | Gaylord Perry | 189.3 | CLE |
| +002+ | 6.43 | Andy Messersmith | 179 | LAN |
| +005+ | 5.16 | Buzz Capra | 124.7 | ATL |
| +007+ | 4.69 | Jim Hunter | 185.3 | OAK |
| +012+ | 4.19 | Larry Dierker | 129 | HOU |
| +016+ | 3.95 | Luis Tiant | 194 | BOS |
| +019+ | 3.88 | Jon Matlack | 148 | NYN |
| +020+ | 3.79 | Tommy John | 153 | LAN |
| +021+ | 3.74 | Ken Brett | 145.3 | PIT |
| +025+ | 3.45 | Paul Lindblad | 59.3 | OAK |
| +027+ | 3.33 | Jim Barr | 129.3 | SFN |
| +029+ | 3.16 | Phil Niekro | 172.7 | ATL |
| +031+ | 3.08 | Jim Perry | 144.7 | CLE |
| +032+ | 3.03 | Don Gullett | 141.3 | CIN |
| +033+ | 3.02 | Mike Cuellar | 155.7 | BAL |
| +037+ | 2.68 | Fred Norman | 120 | CIN |
| +038+ | 2.64 | Lynn McGlothen | 134 | SLN |
| +040+ | 2.6 | Ed Sprague | 91 | MIL |
| +043+ | 2.46 | Carl Morton | 176.7 | ATL |
| +044+ | 2.44 | Bruce DalCanton | 103.3 | KCA |
| +048+ | 2.4 | Steve Carlton | 174.7 | PHI |
| +050+ | 2.36 | Tom Griffin | 137 | HOU |
| +053+ | 2.32 | Bert Blyleven | 163.3 | MIN |
| +057+ | 2.26 | Clay Kirby | 147 | CIN |
| +059+ | 2.23 | Jim Rooker | 140 | PIT |
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