If were talking about hawker fury's here something intresting :-
=================================
The Sabre VII-powered Fury was perhaps
the fastest piston-engine aircraft ever built by Hawker, possessing a maximum
speed of 485 mph at 18,500 feet and 457
mph at 8000 feet. Range with two drop
tanks was 1480 miles. Initial climb rate
was 5240 feet, and an altitude of 24,000 feet could be attained in 6 minutes.
Service ceiling was 41,500 feet.
Weights were 9350 lbs empty, 12,130 lbs loaded. Armament consisted of four
20-mm Hispano Mk. V cannon in the
wings.
===================================
yes 457mph at 8,000ft and if you wondering about the engine :-
==================================
3055 hp Napier Sabre VII twenty-four-cylinder liquid-cooled horizontal-H
engine.
==================================
Of course this was no where near making the war.