F
- F&S
- Ranger — U.S.
- Fairdiesel
- Fairey
- Farcot
- Farina
- Farman Aviation Works — France
- Fiat — Italy
- Firewall Forward Aero Engines
- Flader
- Fletcher
- Ford Motor Company — U.S.
- Ford of Britain — UK
- Franklin Engine Company — U.S.
Read more about this topic: List Of Aircraft Engine Manufacturers