Grace's Guide

British Industrial History

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Rolls-Royce Engines: Hawk

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Note: This is a sub-section of Rolls-Royce

The Rolls-Royce Hawk was an aero engine built by Rolls-Royce, similar to one bank of six cylinders from the Rolls-Royce Eagle.


  • Layout: Water cooled in-line 6 cylinder
  • Power output: 75 hp @ 1350 rpm 7.4 litre
  • Bore: 4 inches
  • Stroke: 6 inches
  • Weight: 387 lbs

It was produced between 1914 and 1918, during which 204 were built at Brazil, Straker and Co and one by Rolls-Royce. Many were used to power SSZ blimps; coastal patrol airships.

The Rolls-Royce Hawk engine was used in the British-Built SS "Zero" (Submarine Scout, Zero) airship of which 76 were built.

See Also


Sources of Information

  • Wikipedia