Mercury Outboard Thermostats & Gaskets

      • Sierra 18-3553 Thermostat Replaces 75692
        List Price: $14.99
        Starting At: $10.47

        Sierra 18-3553 Mercury Thermostat Sierra 18-3553 Thermostats have a 143°F temperature rating. For use on Mercury Marine engines. Interchangeable with: GLM 13010 Mallory 9-43019 Mercury Marine 75692 62981 66850 75692B  

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      • Sierra 18-3569 Thermostat Kit Replaces 803061T1
        List Price: $20.99
        Starting At: $14.20

        Sierra 18-3569 Mercury Thermostat Kit  Sierra replacement thermostat kits are designed to meet OEM specifications. This kit fits various Mercury/Mariner 70-125 HP 2 cycle outboards (1987 and newer). Temperature rating: 120°F Kit...

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      • Sierra 18-3549 Thermostat Replaces 14586
        List Price: $24.99
        Starting At: $19.19

        Sierra 18-3549 Thermostat for Mercury Sierra replacement thermostat for Mercury Marine engines. Temperature Rating: 120°F Use with: 18-3569 Thermostat Kit 18-43052 Thermostat Kit Interchangeable...

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      • Sierra 18-3606 Thermostat Kit
        List Price: $222.99
        Starting At: $153.95

        Sierra 18-3606 Mercury Thermostat Kit Sierra high quality replacement engine parts are designed to meet OEM specifications. Temperature Rating: 130° F Kit Includes: (2) 18-3535 Thermostat (2) 18-3675 Thermostat Cover Gasket

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