Operating the Merlin

INSIGHTS ROLLS-ROYCE MERLIN The Merlin was, by wartime standards, a reliable engine. To quote the Spitfire’s chief test pilot Jeffrey Quill, “I learned to be meticulous in the matter of correct engine handling at all times, and although I never hesitated to run a Merlin to the absolute limit of its capabilities, I was careful never to exceed those limits except when unavoidable. In return the engine hardly ever let me down and such total power failures as I experienced