| 摘要 |
PROBLEM TO BE SOLVED: To provide a cylinder head cooling structure capable of coping with increase of engine output. SOLUTION: Water sending holes 13, 14, 15 carrying out communication of water jackets 16, 2 of a cylinder block 11 and a cylinder head 1 are provided, and a cooling nozzle 17 sending cooling water W out of the water jacket 16 of the cylinder block 11 toward an exhaust gas passage wall 5 is installed in on the water sending hole 15. The exhaust gas passage wall 5 and a neighborhood thereof are intensively cooled by cooling water sent out from the cooling nozzle 17. COPYRIGHT: (C)2005,JPO&NCIPI
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