An internal combustion engine fuel pump (4) having at least one cylinder (11), in which a variable-volume pump chamber (22) is defined; a movable piston (12) defining the bottom of the pump chamber (22); at least one intake valve (26) communicating with th...

A fuel injector (1) having an injection nozzle (3); an injection valve (7) having a movable pin (20) for regulating fuel flow through the injection nozzle (3);an electromagnetic actuator (6) for moving the pin (20) between a closed position and an open pos...