Water-cooled vertical engine, outboard motor equipped with water-cooled vertical engine, and outboard motor

摘要

A cooling path supplies cooling water from a cooling water pump (46) to a cylinder block cooling water jacket via an exhaust passage cooling water jacket. Another cooling path supplies cooling water from the cooling water pump to a cylinder head cooling water jacket. Thermostats are individually provided in the cylinder block cooling water jacket and cylinder head cooling water jacket. An independent claim is also included for an outboard motor.