The Sierra 18-3630 Thermostat replaces Honda 19300-ZV5-013, Honda 19300-ZV5-023, Honda 19300-ZV5-043 for Honda Outboard applications. It regulates cooling-water flow as the engine warms and cools, helping maintain the intended operating temperature.
Temperature Rating: 72°C / 162°F
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
What is Sierra 18-3630?
Sierra 18-3630 is an aftermarket thermostat for Honda Outboard applications.
Which part numbers cross-reference Sierra 18-3630?
This listing cross-references Honda 19300-ZV5-043, Honda 19300-ZV5-013 and Honda 19300-ZV5-023. See the Cross References & Alternative Products section above for linked alternatives where available.
How can I check whether Sierra 18-3630 fits my Honda Outboard application?
Contact us with your engine model and serial number and we'll help check suitability.
Australian Dollars
