Archive digitization



Aviation and Diplomacy

Frank Piasecki

NATO 1949-2009 Projekt ekspozycji w Muzeum Lotnictwa Polskiego w Krakowie



Polish Aviation Museum

31-864 Kraków,
al. Jana Pawła II 39
phone: (12) 640 99 60,
(12) 642 40 70
e-mail: info@muzeumlotnictwa.pl

a cultural institution of the Malopolska Region

Małopolska – Kraków Region


Patronage

Kraków Airport







Aircraft engine: Rolls-Royce Merlin Mk XX

Rolls-Royce Merlin Mk XX
Great Britain
inline engine



Configuration12-cylinder V
Coolingliquid-cooled (etylene glycol)
Displacement27 l (1,647 cu in)
Compression ratio6.0
Propeller reduction gear ratio0.69
Weight660 kg (1,455 lb)
Maximum power1,390 hp at 3,000 RPM at sea level
Climb power1,300 hp at 3,000 RPM at 9,500 ft

The most famous of Rolls-Royce piston engines, the powerplant of the Hurricane, the Spitfire, the Lancaster and the Mustang.

A V engine with a single-stage two-speed supercharger and reduction gear. Various versions of the Merlin (named after a species of falcon) powered the Hawker Huricane, Supermarine Spitfire, Fairey Battle, Fairey Barracuda, De Havilland Mosquito, Avro Lancaster, Handley Page Halifax and many other aircraft. 168,040 Merlin engines were built, among them 28,021 in the Mk XX variant. Variants manufactured on licence in the USA by the Packard company were used in the Curtiss P-40 Kittyhawk, North American P-51 Mustang and Supermarine Spitfire Mk XVI fighters. The Merlin Mk XX version powered the Avro Lancaster Mk I, III, VII, Boulton Paul Defiant Mk II, and Bristol Beaufighter Mk II aircraft.

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Dofinansowano ze środków Ministra Kultury i Dziedzictwa Narodowego
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