Fel-Pro 35853 Engine Coolant Thermostat Housing Gasket - Housing To Cylinder Head

Fel-Pro 35853 Thermostat Housing Gasket

Fel-Pro 35853 is a premium engine coolant thermostat housing gasket built for a precise seal between the thermostat housing and cylinder head. It is a direct-fit sealing solution for Nissan and INFINITI applications that need dependable coolant system sealing.

• Premium grade thermostat housing gasket for coolant sealing
• Application-specific materials for a vehicle-focused fit
• Engineered for 100% vehicle sealing performance
• Fits housing-to-cylinder-head mounting locations
• Direct replacement for select Nissan Armada, TITAN, Pathfinder, NV2500, NV3500, and INFINITI QX56 applications

Sealing Performance

Fel-Pro designs this gasket to match the sealing demands of the thermostat housing on the cylinder head. The material selection is tailored to the application, helping maintain a stable coolant seal on vehicles such as the Nissan TITAN, Nissan Armada, and INFINITI QX56. Part number 35853 is also a fitment match for select Nissan Pathfinder and NV-series vans.

This part cross-references MAHLE C32521 for the same application.

Vehicle Fitment

• Fits 2012-2017 Nissan NV2500, housing to cylinder head.
• Fits 2012-2017 Nissan NV3500, housing to cylinder head.
• Fits 2005-2015 Nissan Armada, housing to cylinder head.
• Fits 2004-2015 Nissan TITAN, housing to cylinder head.
• Fits 2008-2012 Nissan Pathfinder, housing to cylinder head.
• Fits 2004-2010 INFINITI QX56, housing to cylinder head.
• Fits 2004 Nissan Pathfinder Armada, housing to cylinder head.

Common Repair Uses

• Coolant seepage at the thermostat housing
• Loss of seal between the housing and cylinder head
• Coolant odor or visible residue around the housing
• Service replacement during thermostat housing repair
• Leak repair on Nissan Armada, TITAN, Pathfinder, and QX56 cooling systems

Installation Notes

Clean both sealing surfaces thoroughly before installation and remove all old gasket material, corrosion, and coolant residue. Verify the housing and cylinder head surfaces are flat and undamaged, then install the gasket in the correct orientation for the application. Refill and bleed the cooling system according to the vehicle service procedure after repair.

Quality Assurance

Fel-Pro gaskets are built around application-specific sealing materials and are trusted by professional technicians for coolant system repairs. Part number 35853 is a premium sealing component for select Nissan and INFINITI thermostat housing applications.