作者: Yoshinori Narita , Hirohisa Makino
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摘要: A method for producing a cylinder head having tubular exhaust port liner made of ceramic material is disclosed. The comprises providing covering layer refractory fibers around the outer circumference liner, applying metal cap over each end covered and setting into mold. then cast so that portions caps contacting are fused to head. bored out open up after predetermined treatments performed on