- After the 1975 season Fergie Jenkins was traded to the Boston Red Sox for Juan Beniquez, Steve Barr, and Craig Skok.
- In 1976 Fergie was 12-11 with a 3.27 ERA in 29 starts for the Red Sox in 1976.
- Jenkins pitched for the Red Sox in 1977 (10-10, 3.68 ERA in 28 starts).
- Fergie was traded back to the Rangers after the 1977 season for John Poloni and $25,000. The Rangers planned to use him as a long reliever, but after making four April relief appearances Jenkins was back in the starting rotation.