Engine with primary and secondary intake passages

摘要

The present invention relates to an engine having an intake passage, comprising a primary intake passage being branched into branched passages at its downstream end for each intake valve, and being provided with an intake control valve adapted to control an opening of the primary intake passage, wherein secondary intake passages are provided for each of the intake valves, each of said secondary intake passages extending to one of the branched passages from a vicinity of a mounting section of the intake control valve.