18-3668 - Thermostat Kit

List Price

Your Price

Add to shopping cart

10+ in stock. Help

Part Number

Sierra Marine

18-3668 - THERMOSTAT KIT Replaces: Mercury #807252T4, #807252Q4


Part # Description O.E.#
18-2552 Thermostat Cover Gasket 27-33179-2
18-2553 Thermostat Cover Gasket 27-47510
18-2554 Thermostat Cover Gasket 27-41812
18-3551 Thermostat 59137
18-7173 O-Ring 25-30224
18-2917 Thermostat Housing Gasket 27-53045-1, 27-3391

Warranty (PDF)
Enlarge photo

Sierra Marine Thermostat Kit is equivalent to parts:

Sierra Marine is the market leader for aftermarket marine engine parts. Sierra products cover every major engine brand. Sierra offers a comprehensive product line and an unsurpassed customer satisfaction warranty covering parts and labor.