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Prototipo Moto Guzzi V 50 aeronautico
Anni '70



This is a mockup manufactured by Moto Guzzi in the 1970s for the development of an aircraft engine for unmanned or ultralight aircrafts. Strictly derived from the Moto Guzzi V50 motorcycle engine, it has never entered into production.

Technical specifications

ManufacturerMoto Guzzi, Mandello del Lario (Lecco), Italy, 1970s
Typemock-up prototype derived from the Moto Guzzi V50 motorcycle engine
DescriptionV-2-cylinder engine (V 90°), with crankcase, cylinders and heads made of aluminium-alloy
Stroke57 mm
Bore74 mm
Displacement490 cm³
Compression ratio10.5
Power47 hp at 7500 rpm
Valvetrain system2 overhead valves per cylinder, operated by pushrods and rocker arms
Fuel feeding systemwith one single-barrel gasoline carburetor Dell'Orto OVC-40-37-A
Ignition systemwith one spark plug per cylinder fed by a high-voltage distributor
Cooling systemair-fed
Lubrication systemforced by a pump
Propeller transmissionby means of a reduction drive with a pair of spur gears


Designed for unmanned or ultralight aircrafts.


Kind donation of Mr. Girolamo Di Giovanni.

Testi e immagini di Giuseppe Genchi
Sito realizzato da Pasquale Pillitteri