FUEL INJECTION UNIT AND SYSTEM

摘要

The fuel injection unit (1) for an internal combustion engine comprises a body (29), a first fuel gallery (31) and a second fuel gallery (32), a first fuel injection nozzle (3) and a second fuel injection nozzle (4), a first injector needle (7) for opening and closing flow communication between the first fuel gallery (31) and the first fuel injection nozzle (3), and a second injector needle (8) for opening and closing flow communication between the second fuel gallery (32) and the second fuel injection nozzle (4). The invention also concerns a fuel injection system.