| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tommy John | NYA | 8.81 | 197906190_TOR_NYA |
| Gaylord Perry | SDN | 5.46 | 197906200_SLN_SDN |
| Steve Carlton | PHI | 4.8 | 197906200_PHI_ATL |
| Craig Swan | NYN | 3.46 | 197906200_NYN_HOU |
| Pete Vuckovich | SLN | 2.94 | 197906200_SLN_SDN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Odell Jones | SEA | -4.7 | 197906200_SEA_CHA |
| Moose Haas | MIL | -2.68 | 197906190_MIN_MIL |
| Mickey Mahler | ATL | -2.16 | 197906210_LAN_ATL |
| Phil Huffman | TOR | -1.87 | 197906190_TOR_NYA |
| Matt Keough | OAK | -1.5 | 197906190_KCA_OAK |
Based on accumulated WAA for this season up to 1979-06-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.01 | Tommy John | 122 | NYA |
| +003+ | 4.6 | Ron Guidry | 97.7 | NYA |
| +004+ | 4.39 | Gaylord Perry | 122 | SDN |
| +006+ | 4.27 | Dave Lemanczyk | 104.7 | TOR |
| +007+ | 3.79 | Mike LaCoss | 98.7 | CIN |
| +008+ | 3.73 | Jim Slaton | 91.7 | MIL |
| +014+ | 3.5 | Steve Rogers | 111.3 | WAS |
| +016+ | 3.39 | Nolan Ryan | 95 | ANA |
| +020+ | 3.06 | Lary Sorensen | 117.7 | MIL |
| +021+ | 3.01 | Mike Caldwell | 119.3 | MIL |
| +027+ | 2.73 | Bill Travers | 85.7 | MIL |
| +028+ | 2.71 | Ken Kravec | 112 | CHA |
| +030+ | 2.69 | Jack Billingham | 85.7 | DET |
| +034+ | 2.59 | Joe Niekro | 114 | HOU |
| +035+ | 2.55 | Burt Hooton | 111 | LAN |
| +036+ | 2.54 | Dennis Eckersley | 109 | BOS |
| +042+ | 2.36 | Ken Forsch | 73 | HOU |
| +049+ | 2.22 | Steve Carlton | 118.7 | PHI |
| +048+ | 2.22 | Dennis Martinez | 125 | BAL |
| +055+ | 2.16 | Craig Swan | 116.7 | NYN |
| +054+ | 2.16 | Jim Palmer | 88.3 | BAL |
| +065+ | 1.93 | Steve McCatty | 57.3 | OAK |
| +066+ | 1.92 | Rick Williams | 57 | HOU |
| +069+ | 1.87 | Mike Parrott | 76.7 | SEA |
| +072+ | 1.81 | Nino Espinosa | 83.3 | PHI |
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