FLYING Classics: P-51 Mustangs Helped Win the Air During World War II

The versatile mount retains the title of best all-around piston-powered fighter of the period.

Friday, August 26, 2022 at 06:56 AM ET

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Mustangs, such as this P-51D City of Winnipeg, are widely regarded by many aviation historians as the finest all-around piston-engined fighter of World War II that was produced in significant numbers. [FLYING Magazine Photo: Paul Bowen]

Key Takeaways:

Originally designed for the British RAF, the P-51 Mustang became a dominant WWII fighter after switching from its initial Allison engine to the superior Rolls-Royce Merlin engine.
The Merlin-powered P-51, particularly the D model, was crucial for Allied victory in WWII, drastically reducing bomber losses by providing long-range escort and establishing air superiority over German fighters.
Post-WWII, the Mustang (redesignated F-51) served as the standard U.S. piston fighter and played a vital role in the Korean War for ground attack and reconnaissance missions due to its range and endurance.
Considered the finest combat fighter of its generation, the P-51 secured Allied air control during WWII and remained in service with some air forces until the early 1980s.

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Considered the finest combat fighter of its generation, the P-51 Mustang long-range fighter and fighter-bomber mastered the skies during World War II and the Korean War.

U.S.-based aircraft manufacturer North American Aviation originally designed and produced the P-51 Mustang for use by the British Royal Air Force (RAF) in World War II. A single-seat, single-engine fighter, the P-51 (“P” for pursuit) became a key aircraft for the U.S. Army Air Forces (USAAF). The P-51 is widely regarded by many aviation historians as the finest all-around piston-engined fighter of World War II that was produced in significant numbers.