F.Mk 45
Engine: Griffon 61
Wing: Revised
Armament: Four 20mm cannon
FR.Mk 45
Engine: Griffon 61
Wing: Revised
Cameras: Two fuselage-mounted cameras
Armament: Four 20mm cannon
Notes: The Seafire Mk 45 was developed from the Spitfire Mk 21. The wings did not fold.