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

1M views · 22K reactions | The Rolls-Royce Merlin wasn’t just an engine—it was a turning point in the history of aviation. Developed in the 1930s, the Merlin became the beating heart of some of the most iconic aircraft of World War II, including the Supermarine Spitfire, Hawker Hurricane, and the legendary P-51 Mustang. #ww2 #aviation #military #aircraft | World War II Aircraft | Facebook