This pair of Mk. V Hawker Tempest's demonstrate the two different power plants tried out. Nearest is an experimental machine fitted with an annular radiator for its Sabre engine, while EJ 823 was a standard in service version with a Napier Sabre engine with the well known "beard" radiator.
Hawker Tempest Mk V - something of the brute power of this aircraft comes over in this photo: it's 2235 hp was more than any other WW2 piston engined fighter, and it was capable of over 450 mph in level flight.
Le Hawker Tempest (tempête) chasseur-bombardier pourfendeur de V1 et de chasseurs à réaction allemands. Seul appareil à hélice allié, avec le P-47 Thunderbolt, à approcher le mur du son (800 km/h en piqué)