Engines & Maintenance

Sierra Thermostat Kit - Johnson/Evinrude, V4 Crossflow Use With: 18-3543 :Thermostat Kit Contains: Contents Part Gasket, Thermostat Cover 18-0977 Gasket, Thermostat 18-0675 Grommet (V4 Crossflow) 18-2391 Poppet Relief Valve (V4...

Sierra Thermostat Kit - Mercruiser Temperature Rating: 160°F Kit Contains:18-2555  Gasket, Thermostat Housing18-3555  Thermostat Interchangeable with the following:GLM13420Mercruiser Stern Drive99155T2

Sierra Thermostat Kit - Mercruiser Temperature Rating: 142°FFits: 1983 & newer GM V-6 & V-8 engines with standard cooling Kit Contains: Contents Part Gasket, Thermostat 18-2917-9 Gasket, Thermostat Cover 18-2554-9 Gasket,...

Sierra Thermostat Kit - Mercruiser - S-18-3644. Contains:Sierra CodeDescriptionO. E #S-18-3649Thermostat 160deg807252T2S-18-2553Thermostat Cover Gasket27-47510S-18-2917Thermostat Cover Gasket27-53045-1  Part Number SRA-S-18-3644

Sierra Thermostat Kit - Mercruiser - S-18-3646. Replaces: 807252Q3, 807252T6Contains:Sierra CodeDescriptionO. E #S-18-3551Thermostat59137S-18-2917Thermostat Housing Gasket27-53045-1, 27-33918S-18-2844Thermostat Cover Gasket27-48818-1S-18-2553Thermostat...

Sierra Thermostat Kit - Mercruiser - S-18-3651. Replaces: 59078T3Contains:Sierra CodeDescriptionO. E #S-18-2554Thermostat Cover Gasket27-90556S-18-2553Thermostat Cover Gasket27-47510S-18-2834Thermostat Cover Gasket27-60208S-18-2844Thermostat Cover...

Sierra Thermostat Kit - Mercruiser - S-18-3652. Contains:Sierra CodeDescriptionO. E #S-18-2555Thermostat Cover Gasket27-89656-1S-18-2843Thermostat Cover Gasket27-74830S-18-3552Thermostat76270  Part Number SRA-S-18-3652

Sierra Thermostat Kit - Mercruiser 18-3648 Temperature Rating: 160°F Kit Contains:18-2917-9  Gasket, Thermostat Housing18-2553-9  Gasket, Thermostat18-3649     Thermostat

Sierra Thermostat Kit - Mercruiser 18-3650 Temperature Rating: 140° FFits: 1998 & older MCM GM in-line 4 & 6 cyl. engines Kit Contains:18-2831-9   Gasket, Thermostat Cover18-3550     ...

Sierra Thermostat Kit - Mercury/ Mariner - S-18-3605Fits: 75-115HP (1B366823-2B094995), 150 EFI (1B905505 & Up) Part Number SRA-S-18-3605

Sierra Thermostat Kit 130 Degrees - Mercury/ Mariner Replaces 855676002 Fits: Mercury 15 Carb(2cyl) 4-Stroke(R235949& Up), 15 SeaPro 4-Stroke(R051685 & Up), 20 Carb(2cyl) 4-Stroke(R235168 & Up), 25 EFI(3cyl) 4-Stroke(R106999 & Up),...

Sierra Thermostat Kit 18-3653 Part#: S-18-3653 Temperature to 160° OMC I/O's 1992 & earlier except 2.5l & 3.0l 1980 & later Interchange: GLM - 13430 Mallory - 9-43156