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Armstrong Siddeley Lynx

The Armstrong Siddeley Lynx is a British seven-cylinder aero engine developed by Armstrong Siddeley. Testing began in 1920 and 6,000 had been produced by 1939. In Italy Alfa Romeo built a 200 horsepower (150 kW) licensed version of this engine named the Alfa Romeo Lynx.[1]

Lynx
Armstrong Siddeley Lynx fitted to the Shuttleworth Collection's airworthy Avro Tutor
Type Radial aero engine
National origin United Kingdom
Manufacturer Armstrong Siddeley
First run 1920
Number built 6,000
Developed from Armstrong Siddeley Jaguar
Developed into Armstrong Siddeley Cheetah

Variants

Lynx I
1920, 150 hp (110 kW).
Lynx II
1920, 184 hp (137 kW).
Lynx III
1924, 200 hp (150 kW).
Lynx IV
1929, 180 hp (130 kW).
Lynx IVA
1930, 188 hp (140 kW).
Lynx IVC
1929, 208 / 225 hp (155 / 168 kW).
Lynx IV(G)
1929, Geared propeller drive.
Lynx IV(MOD)
1929, 188 hp (140 kW), reconditioned and modified Lynx IV.
Lynx IV(S)
1928, 200 hp (150 kW), fully supercharged.
Lynx V (Lynx Major)
1930, increased bore and stroke, name changed from Lynx V to Lynx Major then Cheetah. Effectively half a Panther[2]
Piaggio P.II
Licence production in Italy by Piaggio.

Applications

Alfa Romeo Lynx

Survivors

  • Avro Tutor, K3215, powered by a Lynx IV, flies regularly at the Shuttleworth Collection and can be viewed in the museum at other times.[3]

Specifications (Lynx IV)

 
Armstrong Siddeley Lynx 7-cylinder radial from the Avro 618 Ten aircraft, Southern Cloud

Data from Lumsden[4]

General characteristics

  • Type: 7-cylinder air-cooled radial engine
  • Bore: 5.0 in (127 mm )
  • Stroke: 5.5 in (140 mm)
  • Displacement: 756 cu in (12.4 L)
  • Length: 45.6 in (1,158 mm)
  • Diameter: 42 in (1,067 mm)
  • Dry weight: 525 lb (238 kg )

Components

Performance

  • Power output: 187 hp (139 kW) at 1,700 rpm cruise / 215 hp (160 kW) at 1,900 rpm max
  • Power-to-weight ratio: 0.35 hp/lb (0.6 kW/kg)

See also

Related development

Comparable engines

Related lists

References

Notes

  1. ^ . aroca-qld.com. Archived from the original on 8 October 2007. Retrieved 25 August 2007.
  2. ^ Lumsden 2003, p.74.
  3. ^ The Shuttleworth Collection - Avro Tutor Retrieved: 11 February 2009
  4. ^ Lumsden 2003, p.66-67.

Bibliography

  • Lumsden, Alec. British Piston Engines and their Aircraft. Marlborough, Wiltshire: Airlife Publishing, 2003. ISBN 1-85310-294-6.

armstrong, siddeley, lynx, british, seven, cylinder, aero, engine, developed, armstrong, siddeley, testing, began, 1920, been, produced, 1939, italy, alfa, romeo, built, horsepower, licensed, version, this, engine, named, alfa, romeo, lynx, lynx, fitted, shutt. The Armstrong Siddeley Lynx is a British seven cylinder aero engine developed by Armstrong Siddeley Testing began in 1920 and 6 000 had been produced by 1939 In Italy Alfa Romeo built a 200 horsepower 150 kW licensed version of this engine named the Alfa Romeo Lynx 1 LynxArmstrong Siddeley Lynx fitted to the Shuttleworth Collection s airworthy Avro TutorType Radial aero engineNational origin United KingdomManufacturer Armstrong SiddeleyFirst run 1920Number built 6 000Developed from Armstrong Siddeley JaguarDeveloped into Armstrong Siddeley Cheetah Contents 1 Variants 2 Applications 2 1 Alfa Romeo Lynx 3 Survivors 4 Specifications Lynx IV 4 1 General characteristics 4 2 Components 4 3 Performance 5 See also 6 References 6 1 Notes 6 2 BibliographyVariants EditLynx I 1920 150 hp 110 kW Lynx II 1920 184 hp 137 kW Lynx III 1924 200 hp 150 kW Lynx IV 1929 180 hp 130 kW Lynx IVA 1930 188 hp 140 kW Lynx IVC 1929 208 225 hp 155 168 kW Lynx IV G 1929 Geared propeller drive Lynx IV MOD 1929 188 hp 140 kW reconditioned and modified Lynx IV Lynx IV S 1928 200 hp 150 kW fully supercharged Lynx V Lynx Major Main article Armstrong Siddeley Cheetah 1930 increased bore and stroke name changed from Lynx V to Lynx Major then Cheetah Effectively half a Panther 2 Piaggio P II Licence production in Italy by Piaggio Applications EditAirspeed Courier Airspeed Envoy Albatros L 68 Avro 504 Avro 618 Ten Avro Avocet Avro 641 Commodore Avro 626 Avro 642 4m Eighteen Avro Sea Tutor Avro Tutor BAT Bantam Blackburn Lincock Boulton Paul Bittern Canadian Vickers Vanessa Canadian Vickers Varuna Canadian Vickers Vedette Cierva C 8 de Havilland Hawk Moth Preserved Lynx fitted to an Avro 504N Fairchild FC 2 Fokker C VII Fokker F VIIA Gloster Grouse Messerschmitt M 18 Morane Saulnier MS 230 Nieuport Delage NiD 39 Larynx Parnall Parasol Raab Katzenstein RK 26 Wackett Warrigal Saro Cloud Saro Cutty Sark Supermarine Seamew Vickers Vireo VL Tuisku Westland Wagtail Alfa Romeo Lynx Edit Breda Ba 19 Breda Ba 25 IMAM Ro 10Survivors EditAvro Tutor K3215 powered by a Lynx IV flies regularly at the Shuttleworth Collection and can be viewed in the museum at other times 3 Specifications Lynx IV Edit Armstrong Siddeley Lynx 7 cylinder radial from the Avro 618 Ten aircraft Southern Cloud Data from Lumsden 4 General characteristics Type 7 cylinder air cooled radial engine Bore 5 0 in 127 mm Stroke 5 5 in 140 mm Displacement 756 cu in 12 4 L Length 45 6 in 1 158 mm Diameter 42 in 1 067 mm Dry weight 525 lb 238 kg Components Valvetrain Overhead valve 2 valves per cylinder Fuel system Carburettor Cooling system Air cooledPerformance Power output 187 hp 139 kW at 1 700 rpm cruise 215 hp 160 kW at 1 900 rpm max Power to weight ratio 0 35 hp lb 0 6 kW kg See also EditRelated development Armstrong Siddeley Cheetah Armstrong Siddeley JaguarComparable engines Jacobs R 755 Siemens Halske Sh 14 Walter Castor Warner Scarab Wright R 760Related lists List of aircraft enginesReferences Edit Wikimedia Commons has media related to Armstrong Siddeley Lynx Notes Edit Alfa Aero Engines aroca qld com Archived from the original on 8 October 2007 Retrieved 25 August 2007 Lumsden 2003 p 74 The Shuttleworth Collection Avro Tutor Retrieved 11 February 2009 Lumsden 2003 p 66 67 Bibliography Edit Lumsden Alec British Piston Engines and their Aircraft Marlborough Wiltshire Airlife Publishing 2003 ISBN 1 85310 294 6 Retrieved from https en wikipedia org w index php title Armstrong Siddeley Lynx amp oldid 1124718287, wikipedia, wiki, book, books, library,

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