The Continental IO-346 engine is a

fuel-injected Fuel injection is the introduction of fuel in an internal combustion engine, most commonly automotive engines, by the means of an injector. This article focuses on fuel injection in reciprocating piston and Wankel rotary engines. All compr ...

four-cylinder aircraft engine that was developed especially for the Beechcraft Musketeer Custom III by Continental Motors. It was produced for that aircraft between 1965 and 1969.Christy, Joe: ''Engines for Homebuilt Aircraft & Ultralights'', pages 63. TAB Books, 1983.

Design and development

There is no carbureted version of the engine, which would have been designated O-346 and therefore the base model is the IO-346. The IO-346 was designed to run on 91-98

avgas Avgas (aviation gasoline, also known as aviation spirit in the UK) is an aviation fuel used in aircraft with spark-ignited internal combustion engines. ''Avgas'' is distinguished from conventional gasoline (petrol) used in motor vehicles, w ...

. The engine has a dry weight of 269¾ lb or 297 lb including the generator and starter. The ignition system consists of dual

magneto A magneto is an electrical generator that uses permanent magnets to produce periodic pulses of alternating current. Unlike a dynamo, a magneto does not contain a commutator to produce direct current. It is categorized as a form of alternator, ...

s, one Scintilla S4RN-201 and one S4RN-205 or, alternatively, two Slick Electro 449 magnetos.

Variants

;IO-346-A :Base model, certified 27 July 1962 ;IO-346-B :Identical to IO-346-A except it incorporates provisions for a hydraulic propeller control. Certified 23 June 1964.

Applications

Beechcraft Musketeer The Beechcraft Musketeer is a family of single-engined, low-wing, light aircraft that was produced by Beechcraft. The line includes the Model 19 Musketeer Sport, the Model 23 Musketeer, Custom and Sundowner, the Model 23-24 Musketeer Super III ...

* Gadfly E.S 102 *

Piel Emeraude The Piel CP-30 Emeraude (French: ''émeraude'' = "emerald") is an aircraft designed in France in the mid-1950s and widely built both by factories and homebuilders. Design and development The Emeraude is a low-wing cantilever monoplane with fixed ...

* Stampe SV-4D

Specifications (IO-346)

Reference: ''Engines for Homebuilt Aircraft & Ultralights''

References

{{Continental aeroengines 1960s aircraft piston engines Boxer engines IO-346

Design and development

Variants

Applications

Specifications (IO-346)

See also

References