| 摘要 |
The invention provides ascooter-type motorcycle, wherein an engine including an engine main body disposed with the axial line of a cylinder bore directed forwardly is mounted on a body frame and a rear wheel is rotatably supported by a transmission case of a transmission provided between the engine and the rear wheel, which motorcycle is intended to mount a seat at a lower position and to enhance the durability of parts associated with an intake system. <??>To achieve this, an engine main body 16 is non-swingably supported, at a position under a seat 10, by a body frame F, and a transmission case 18 is swingably supported by said engine main body 16. An intake port is provided in the engine main body 16 in such a manner as to be opened upwardly, and a throttle body 78 disposed with its axial line extending substantially in the horizontal direction is connected, at a position under said seat 10, to said intake port via an intake pipe. Further, a fuel injection valve 79 is mounted to the intake pipe 76. <IMAGE> |
