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 mm × 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.
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]