| 摘要 |
<p>PURPOSE:To facilitate mounting work of a reed valve and a throttle body to an engine main body, and improve responsiveness from fuel injection up to output. CONSTITUTION:A reed valve 48 and a throttle valve 49 are provided in order toward the upper stream side of intake air so as to be connected to the intake port 42 of an engine main body 20. A fuel injection value 88 is installed to the throttle body 83 of the throttle valve 49. Further, the read valve 48 and the throttle body 83 are fastened together to the engine main body 20.</p> |
