| 摘要 |
PURPOSE: Combining structure of an expansion pipe and an intake port member is provided to easily separate the intake port member from the expansion pipe. CONSTITUTION: A holding portion(50) having a guide rail(51) is formed in the girth of an intake port member pipe. A pressing portion(60) is installed inside the holding portion(50). The pressing portion(60) presses a pressing protrusion to be protruded through a combining slot of the intake port member pipe by guiding through the guide rail. By simply pressing the pressing portion, a separation and a replacement of the expansion pipe and the intake port member are performed smoothly.
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