The Hawk 4 is powered by a 420 shp Rolls-Royce Model 250 series gas turbine engine.
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The Hawk 4 is a gyroplane. -
The Hawk 4 is powered by a 420 shp Rolls-Royce Model 250 series gas turbine... -
The turbine powered Hawk 4's first experimental flight was on 7 July 2000. -
The original Hawk 4 used a piston engine, but a turbine was found to be more...