1.9K views · 87 reactions | The development of the Merlin engine continued throughout the Second World War, from the original 1,000 horsepower design, to the 2,050 horsepower variant in the North American P-51D Mustang. Find out more about the Merlin engine and watch in full: https://bit.ly/3Cjp91s | Imperial War Museum London | Facebook

114K views · 3.6K reactions | The beautiful sound of a merlin engine  Ig/ Spitfires.com #Airfix #ScaleModelling #ScaleModels #Spitfire | Airfix | Facebook

Is there a sound more iconic than the roar of a Rolls-Royce Merlin engine? We don’t think so — nothing else comes close. 🇬🇧 #yorkshire #warbird #realaeroplanes #breighton #breightonairfield #avgeek #selby #flyin #pilot #aircraft | Real Aeroplane Club

12M views · 73K reactions | This Merlin 25 engine lay dormant for 50 years before this guy put the key in the ignition ✈勞 Classic Aircraft Photography | UNILAD Tech | Facebook