Patent ID: 7316626

Claim:
An engine, comprising: a crankshaft supported for free rotation with an engine case, one end of the crankshaft projected from the engine case into a transmission case; and a drive pulley attached to the projected end of the crankshaft, a driven pulley attached to one end of a transmission shaft parallel to the crankshaft, a V-belt provided on one side of the engine case, wherein the transmission case is made as a component separate from or independent of the engine case and supported with the engine case so that a space is present between the engine case and the transmission case, wherein the drive pulley and the driven pulley are disposed adjacent to each other so as to generate a gap between outer circumferences thereof, wherein the V-belt is a resin belt comprising a plurality of connected blocks which are formed from a resin at portions thereof which are brought into contact with the drive pulley and the driven pulley.