Patent ID: 6752239
Filing Date: 2004-06-22
Classification: F01N

Abstract:
A muffler arrangement structure for a vehicle comprising:an engine suspended at a longitudinal midsection of a vehicle body; a front wheel suspended on a front portion of the vehicle body; a rear swing arm unit provided adjacent to a rear portion of the vehicle body so as to be pivotable about an axis extending in the lateral direction thereof; a rear wheel suspended on the rear swing arm unit and driven by a driving force of the engine; and two mufflers for reducing the exhaust sound generated by the engine, said mufflers being disposed one over the other and extending from the engine rearwardly of the vehicle body and a lower muffler of the two mufflers being disposed directly below the rear swing arm unit and wherein the engine includes a first cylinder block and a second cylinder block with the lower muffler being operatively connected to the first cylinder block and the second muffler being operatively connected to the second cylinder block.