This is an original OEM Honda cast aluminum engine coolant thermostat cover designed for vintage Honda V-twin motorcycles. It serves as the outer cap for the thermostat assembly, holding the thermostat inside the lower housing and providing a secure barbed outlet for the upper radiator coolant hose. Technical Specifications Part Type: Engine Coolant Thermostat Cover / Housing Cap OEM Part Number: 19315-415-000 Casting Number: 415 Material: Cast Aluminum Mounting Structure: 2-Bolt Flange Compatibility List This thermostat cover fits classic Honda longitudinal V-twin cruiser and touring models from the late 1970s through early 1980s. Honda CX500 Models 1978–1979 Honda CX500 Standard 1979–1982 Honda CX500C Custom 1979–1981 Honda CX500D Deluxe 1981–1982 Honda CX500B Honda GL500 SilverWing Models 1981–1982 Honda GL500 SilverWing 1981–1982 Honda GL500I SilverWing Interstate Please verify lower thermostat housing layout, outlet angle, and bolt spacing before installation
Please verify compatibility with your specific motorcycle model before purchasing.
Cleaning Status
partially_cleaned
Cleaning Notes
Used degreaser
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Yes, all parts with OEM numbers are genuine manufacturer parts. Check the specifications tab for the OEM number.
We offer a 30-day return policy. Items must be in original condition. See the Shipping tab for complete details.
Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location.
Parts are sold separately. We recommend professional installation for safety and warranty purposes.
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