| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an exhaust device for a vehicle improving a rider's feeling in a high speed region of an engine while securing performance in a medium speed region of the engine by maintaining the length of a region of two exhaust pipes. <P>SOLUTION: The exhaust device for exhausting exhaust gas from a four-cylinder engine E mounted to the vehicle includes four exhaust pipes 32 connected one by one to the respective cylinders of the engine E to form part of an exhaust passage; a partitioned exhaust pipe part 35 having four passages partitioned and connected to the downstream ends of the four exhaust pipes 32; and a partition plate 51 partitioning an exhaust passage downstream of outlets of the collected four exhaust pipes 32 into two catalyst lead-in passages 36a, 36a. The partition plate 51 is set not to overlap with a partition wall 53 partitioning four outlets longitudinally and laterally viewed from the flow direction of exhaust gas. <P>COPYRIGHT: (C)2010,JPO&INPIT |
