| 摘要 |
<p>A method of manufacturing a motorcycle adopting a dry sump type lubrication system and having a tank-in frame utilizing a part of a body frame as an oil tank, comprising the step (a) of forming an oil tank assembly (100) from a head pipe (10), a down tube (12), and a gusset (14), the step (b) of performing a leak test for a space formed of the head pipe (10), the down tube (12), and the gusset (14), and the step (c) of connecting, after the step (b), a main frame (30) to the head pipe (10) of the oil tank assembly (100).</p> |
