Paradoxically, the Mk.V, which ended up being the most numerous variant of the famous fighter built, was not even an intended development of the design. Indeed,

Paradoxically, the Mk.V, which ended up being the most numerous variant of the famous fighter built, was not even an intended development of the design. Indeed,

Once production of the Spitfire Mk.I was underway, an improved version was looked at based around the 1175hp Merlin XII. The Spitfire Mk.II, or Supermarine 329

Paradoxically, the Mk.V, which ended up being the most numerous variant of the famous fighter built, was not even an intended development of the design. Indeed,