| 摘要 |
<p>PURPOSE: To easily remove bubbles in cooling water by arranging a passage up to reaching a flood part in a flange so as to be opened on its installing surface. CONSTITUTION: An intake manifold is provided with a branch pipe 2 to introduce sucking air up to an intake air port 3 and a branch pipe installing flange 4 arranged in an intake air port side end part of the branch pipe 2. A groove 8 which is communicated with a water jacket 6 arranged in a cylinder head 5 and is communicated with a flood part of cooling water, is arranged so as to be opened on an installing surface brought into close contact with the cylinder head 5 of the flange 4.</p> |
