| 摘要 |
PROBLEM TO BE SOLVED: To enable a device to effectively prevent corrosion of an engine body, in an engine provided with a cooling water passage of the engine body individually in two systems. SOLUTION: In an engine for an outboard engine providing a cooling water passage P,S around an exhaust passage and around a combustion chamber formed individually in a cylinder head 5c and a cooling water passage Q,T around an exhaust passage and around a cylinder formed individually in a cylinder body 5b, and supplying cooling water successively to a cooling water passage inlet I formed in a lower part of the cylinder body 5b, cylinder head around the exhaust passage, cylinder body around the exhaust passage, cylinder head around the combustion chamber, and the cylinder body around the cylinder, a first anode 50 is mounted in the cooling water passage inlet I or the cooling water passage P,Q, and a second anode 51 is mounted in any of the cooling water passage T,S. |
