A straddled vehicle (1) includes an engine (8), an intake flow rate control device (38) that adjusts a flow rate of intake air to be supplied to the engine (8), and an intake member (50) that is made of resin and includes an inner wall (51) defining a flow...

An intake manifold for an internal combustion engine, comprises an upstream unit of molded resin, the upstream unit including an elongate collector portion that has an inlet opening for introducing cleaned air, and a manifold portion that includes a plural...

A fuel manifold (11) for an internal combustion engine (1) provided with a supply duct (16) which is adapted to distribute the fuel under pressure to the injectors (12) and is made by a first material (B), and a connection body (15) which internally incorp...

The present invention concerns a mechanical pump group (1) for a fuel feeding system for four-stroke injection engines, mounted at the power unit (100) to carry out feeding with variable flow rate according to the revolutions of the engine.

An intake manifold (10) includes a lower manifold assembly (12) that includes fuel injectors (16), an electrical conductor assembly (18) for the fuel injectors (16), and a fuel rail (26) retained between the lower manifold (12) and an upper manifold (14). ...

A fuel manifold (11) for the direct injection of fuel into an internal combustion engine (1) comprising a head (2) provided with a number of cylinders (3), a number of injectors (12), each of which is connected to the fuel manifold (11) and is adapted dire...

It is an object of the present invention to provide an intake passage member that can be formed by die casting or injection molding of a synthetic resin which allows the removal of cores from the mold without destruction of the cores even in cases where th...

A fuel module carrier assembly mounted between an intake manifold (10) and an internal combustion engine (12) includes an electrical lead (30), coil assemblies (32), fuel modules (34), fuel module seals (36), a molded carrier (38) and runner seals (40). Th...

A cylinder head flange attached to a cylinder head of the combustion engine machine has outlets for the combustion-air. The interface for attachment to a suction-pipe has combustion air inlets in front o f which are suction-ducts. The duct-system for press...

To promote atomization of fuel in an engine fuel supply system, a fuel injection valve (24) fitted in an intake path organizer (23) forming an intake path communicating with an air cleaner has a fuel passage for guiding fuel from the fuel injection valve (...