Victor Reinz 71-36584-00 Engine Coolant Thermostat Gasket - Inner

OE-Style Thermostat Seal for Mazda and Ford

Victor Reinz 71-36584-00 is an engine coolant thermostat gasket made from molded rubber for a precise seal at the thermostat housing or cover. It is built for applications across Mazda, Ford, Mercury, and related platforms where a reliable coolant seal is needed during thermostat service.

Key Features

• Molded rubber construction for consistent sealing performance
• OE-quality gasket technology from Victor Reinz
• Direct-fit thermostat gasket for selected Mazda 3, Mazda 5, Mazda MX-5 Miata, Ford Focus, and Ford Ranger applications
• Supports thermostat housing to block and thermostat to cover seal locations
• Part number 71-36584-00 for easy identification

Product Details

Victor Reinz 71-36584-00 is engineered as a thermostat gasket for cooling system repairs where the seal between the thermostat housing, cover, or block must remain secure. Victor Reinz supplies sealing components to vehicle manufacturers, and this gasket reflects that OE-focused engineering approach. It is a practical choice for service work on Mazda 3, Mazda 5, Mazda MX-5 Miata, Ford Escape, Ford Focus, Ford Ranger, Mercury Mariner, Mercury Milan, and related vehicles listed in the fitment data. This part cross-references FEL-PRO 35776 for the same application.

Vehicle Fitment

• Fits 2012-2016 Mazda 5, thermostat to cover seal.
• Fits 2010 Mazda 5, thermostat to cover seal.
• Fits 2014-2015 Mazda MX-5 Miata.
• Fits 2004-2013 Mazda 3, thermostat housing to block.
• Fits 2010-2013 Mazda 3, thermostat to cover seal.
• Fits 2012-2013 Mazda 3 Sport, thermostat housing to block.
• Fits 2009-2010 Mazda 3 Sport, thermostat housing to block.
• Fits 2011-2013 Mazda 3 Sport, thermostat to cover seal.
• Fits 2012-2013 Mazda 6, thermostat to cover seal.
• Fits 2006-2013 Mazda MX-5 Miata, thermostat housing to block.
• Fits 2005-2012 Ford Escape, thermostat housing to block.
• Fits 2010-2012 Mazda CX-7, thermostat to cover seal.
• Fits 2004-2011 Ford Focus, thermostat housing to block.
• Fits 2001-2011 Ford Ranger, inner, located on thermostat housing.
• Fits 2009-2011 Mazda 6.
• Fits 2007-2011 Mazda CX-7.
• Fits 2009-2011 Mazda Tribute.
• Fits 2005-2011 Mercury Mariner, thermostat housing to block.
• Fits 2010 Mazda 3 Sport.
• Fits 2001-2010 Mazda B2300, thermostat housing to block.
• Fits 2006-2009 Mazda 5, thermostat housing to block.
• Fits 2003-2008 Mazda 6, thermostat housing to block.
• Fits 2008 Mazda Tribute, thermostat housing to block.
• Fits 2005-2006 Mazda Tribute, thermostat housing to block.
• Fits 2007 Ford Fusion, to 12/03/2006.
• Fits 2007 Mercury Milan, to 12/03/2006.
• Fits 2006 Ford Fusion, located on water inlet.
• Fits 2006 Mercury Milan, thermostat housing to block.
• Fits 2003 Ford Focus, thermostat to cover seal.

Common Repair Uses

• Replacing a leaking thermostat housing seal
• Repairing coolant seepage at the thermostat cover
• Restoring a proper seal after thermostat service
• Addressing coolant loss around the housing-to-block joint
• Fixing seepage on Mazda 3, Mazda 5, and Ford Focus cooling system repairs

Installation Notes

Clean the sealing surfaces thoroughly before installation and inspect the thermostat housing or cover for corrosion, warpage, or damage. Verify the gasket orientation and match the part to the exact engine and housing style listed in the fitment data, especially on Mazda 3, Mazda 5, and Ford Ranger applications where multiple thermostat seal locations are shown.

Quality Assurance

Victor Reinz is an original equipment supplier known for OE-level gasket engineering and broad coverage for foreign and domestic vehicles. Part number 71-36584-00 is built as a molded rubber sealing solution for dependable thermostat service.