| 摘要 |
PROBLEM TO BE SOLVED: To provide an intake system of a multi-cylinder engine, capable of suppressing intake noise.SOLUTION: An intake system of a multi-cylinder engine includes an intake distribution passage wall 2 attached to a cylinder head 1. The intake distribution passage wall 2 has a plurality of openings 4, 5, and 6 facing in different directions, and an intake supply pipe 8 led from an air cleaner 7 is connected to one opening 4 selected from the plurality of openings 4, 5, and 6. The openings 5 and 6 not connected to the intake supply pipe 8 are covered with rubber covers 5a and 6a. The insides of the rubber covers 5a and 6a may be configured as resonant chambers 5c and 6c communicating with the inside of the intake distribution passage wall 2 via orifices 5b and 6b. |
