Pearl Harbor Aviation Museum - #FascinatingFact: Did you know the P-51 Mustang was modified by the British to use Rolls-Royce Merlin engines? This modified version, the P-51D, provided the US Army Air
![P-51 Mustang's Switch to Merlin Engine Made it the World-beater of World War II | Defense Media Network P-51 Mustang's Switch to Merlin Engine Made it the World-beater of World War II | Defense Media Network](https://i0.wp.com/www.defensemedianetwork.com/wp-content/uploads/2012/10/P-51s_361st_FG_July_1944.jpg?fit=720%2C518&ssl=1)
P-51 Mustang's Switch to Merlin Engine Made it the World-beater of World War II | Defense Media Network
![ROLLS-ROYCE MERLIN ENGINE USED IN A P-51 MUSTANG - Picture of Rolls-Royce Heritage Trust, Indianapolis - Tripadvisor ROLLS-ROYCE MERLIN ENGINE USED IN A P-51 MUSTANG - Picture of Rolls-Royce Heritage Trust, Indianapolis - Tripadvisor](https://media-cdn.tripadvisor.com/media/photo-s/06/ba/77/7f/rolls-royce-heritage.jpg)
ROLLS-ROYCE MERLIN ENGINE USED IN A P-51 MUSTANG - Picture of Rolls-Royce Heritage Trust, Indianapolis - Tripadvisor
![P-51 Mustang's Switch to Merlin Engine Made it the World-beater of World War II | Defense Media Network P-51 Mustang's Switch to Merlin Engine Made it the World-beater of World War II | Defense Media Network](https://i0.wp.com/www.defensemedianetwork.com/wp-content/uploads/2012/10/P-51D.jpg?ssl=1)
P-51 Mustang's Switch to Merlin Engine Made it the World-beater of World War II | Defense Media Network
![Rolls-Royce Merlin engine cutaway on display (as fitted to the iconic P51 Mustang) [4272x2828] : r/MachinePorn Rolls-Royce Merlin engine cutaway on display (as fitted to the iconic P51 Mustang) [4272x2828] : r/MachinePorn](https://external-preview.redd.it/9m6EVKiUFLD_lH2TayZIN_RTEA5p6izrQ8x74EAUhcI.jpg?auto=webp&s=ab26d045a059516b7d4e8210d3058c3ea1515243)
Rolls-Royce Merlin engine cutaway on display (as fitted to the iconic P51 Mustang) [4272x2828] : r/MachinePorn
![Detail of the Rolls-Royce Merlin Engine used in the Spitfire fighter planes in the second world war Stock Photo - Alamy Detail of the Rolls-Royce Merlin Engine used in the Spitfire fighter planes in the second world war Stock Photo - Alamy](https://c8.alamy.com/comp/BHA206/detail-of-the-rolls-royce-merlin-engine-used-in-the-spitfire-fighter-BHA206.jpg)