Without question, the Rolls-Royce Merlin engine is one of the greatest piston pushers ever made. The 27-liter V12 was built in the 1930s and 1940s and would eventually go on to power allied ...

The engine in the Supermarine Spitfire was a Rolls-Royce Merlin that eventually went into America's P-51 Mustang, as well. It had a lot of power.

This fire-breathing 27-liter 1,800-horsepower Rolls-Royce Merlin aero engine famously powered the Spitfire, Hurricane, Mustang, Lancaster and Mosquito WW2 aircraft. It's been mounted on a trailer ...