A variant of this famous fighting aeroplane which was the result of a desire to produce a 'Super Spitfire', the F Mk.XVIII was a further refinement of the Rolls Royce Griffon powered Mk.XIV, but one...
The Mk XII was the first production version of the Spitfire to use the Rolls-Royce Griffon engine. The Griffon was a devlopment of the 'R' sprint engine used in the Supermarine Schneider Trophy...