Bristol Cherub
The Bristol Cherub is a British two-cylinder, air-cooled, aircraft engine designed and built by the Bristol Aeroplane Company. Introduced in 1923 it was a popular engine for ultralight and small aircraft in the 1930s.[1]
Variants
- Cherub I
- Initial direct drive version introduced in 1923. Bore and stroke of 3.35 by 3.8 inches (85 × 97 mm) for a displacement of 67 cu in (1.095 L). 32 horsepower (24 kW) at 2,500 rpm.[2]
- Cherub II
- Geared down (2:1) version of the Cherub I.
- Cherub III
- An improved and slightly larger (1.228 L) direct drive version introduced in 1925.
Applications
Survivors
An airworthy Messerschmitt M17 replica is owned and operated by the EADS Heritage Flight at Manching and is powered by an original Bristol Cherub III.[3]
Engines on display
A preserved Bristol Cherub is on static display at the Shuttleworth Collection, Old Warden, Bedfordshire.
Specifications (Cherub III)
Data from [4]
General characteristics
- Type: 2-cylinder air-cooled, horizontally opposed, left-hand tractor
- Bore: 3.54 in (90 mm)
- Stroke: 3.8 in (96.5 mm)
- Displacement: 75 in³ (1.228 L)
- Width: 25.6 in (650 mm)
- Dry weight: 98 lb (39.5 kg)
Components
- Valvetrain: Overhead valve
- Oil system: Dry sump
- Cooling system: Air-cooled
Performance
See also
- Comparable engines
- Related lists
References
Notes
Bibliography
- Guttery, T.E. The Shuttleworth Collection. London: Wm. Carling & Co, 1969. ISBN 901319-01-5
- Lumsden, Alec. British Piston Engines and their Aircraft. Marlborough, Wiltshire: Airlife Publishing, 2003. ISBN 1-85310-294-6.
External links
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