Blackburne Thrush

1920s British aircraft piston engine

Thrush
Blackburne Thrush engine preserved at the Shuttleworth Collection
Type Air-cooled radial
National origin United Kingdom
Manufacturer Burney and Blackburne Limited
First run 1924

The Blackburne Thrush was a 1,500 cc three-cylinder radial aero-engine for light aircraft produced by Burney and Blackburne Limited. Burney and Blackburne were based at Bookham, Surrey, England and was a former motorcycle manufacturer.

First produced in 1926 the engine was based on an earlier 1924 design with improvements to allow use on light aircraft.

Applications

  • ANEC IV
  • Blackburn Bluebird
  • Clarke Cheetah
  • Cranwell CLA.4
  • Parnall Pixie
  • Supermarine Sparrow
  • Vickers Vagabond
  • Westland Widgeon

Specifications (Thrush)

Data from Lumsden[1]

General characteristics

  • Type: 3-cylinder air-cooled radial
  • Bore: 3.16 in (81 mm)
  • Stroke: 3.78 in (96.8 mm)
  • Displacement: 88.97 cu in (1.5 L)
  • Dry weight: 132 lb (60 kg)

Components

  • Valvetrain: Overhead poppet valve
  • Cooling system: Air-cooled

Performance

  • Power output: 35 hp (26 kW)
  • Power-to-weight ratio: 0.26 hp/lb

See also

Related development

  • Blackburne Tomtit

Comparable engines

  • Bristol Lucifer
  • Salmson AD.3

Related lists

References

Notes

  1. ^ Lumsden 2003, p. 91.

Bibliography

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

External links

Wikimedia Commons has media related to Blackburne Thrush.
  • Flight, 7 January 1926 - The Blackburne "Thrush" Light 'plane engine