Fel-Pro 35836 Engine Coolant Thermostat Seal

Brand Fel-Pro 35836
Grade Type Premium
Fits Ford and Mercury · 6 vehicles

Premium grade. Built for sealing-system service with professional repair standards.

Application-specific materials. Engineered for a precise sealing interface and consistent fit.

100% vehicle sealing. Designed to deliver dependable sealing performance in service.

Cross-references 5F9Z8575, 5F9Z8575AA and 4773495 for the same application. See all 5.

$12.48Free shipping
In stock · usually ships same day before 1pm CST
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Free returns within 60 days if it doesn't fit when fitment is verified.

Engine Coolant Thermostat Seal Overview

Fel-Pro 35836 is a premium engine coolant thermostat seal for sealing-system service. It is built for application-specific fitment and 100% vehicle sealing performance, making it a direct choice for cooling system repairs on compatible Ford and Mercury applications.

Key Features

  • Premium-grade thermostat seal for cooling system sealing service
  • Application-specific materials for a precise sealing interface
  • Engineered for 100% vehicle sealing performance
  • Compatible with Ford Five Hundred and Mercury Montego applications
  • Fel-Pro 35836 part number for easy identification

Detailed Description

Fel-Pro 35836 is an engine coolant thermostat seal designed for sealing-system maintenance where a reliable coolant seal is required. Fel-Pro uses application-specific materials to match the sealing demands of the part, helping maintain proper coolant containment and consistent thermostat housing sealing. This seal is listed for 2005-2007 Ford Five Hundred and 2005-2007 Mercury Montego applications, and the premium grade construction supports professional repair standards. The Fel-Pro 35836 part number is useful when matching the correct sealing component for these cooling system applications.

Common Issues This Part Can Address

  • Coolant seepage at the thermostat sealing surface
  • Loss of sealing integrity during thermostat service
  • Need for a replacement seal after cooling system disassembly
  • Improper sealing from a worn or flattened gasket surface

Installation Notes and Tips

Clean the mating surfaces thoroughly before installation and inspect the thermostat housing for corrosion, pitting, or debris that can affect sealing. Verify the correct application by part number 35836 before assembly. Follow the vehicle service procedure for torque sequence and coolant refill after the repair.

Quality Assurance

Fel-Pro gaskets are known for application-specific sealing materials and professional-grade sealing performance. Part number 35836 is built to support dependable sealing in cooling system service.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2007FordFive Hundred3.0LV6—
2007MercuryMontego3.0LV6—
2006FordFive Hundred3.0LV6—
2006MercuryMontego3.0LV6—
2005FordFive Hundred3.0LV6—
2005MercuryMontego3.0LV6—
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
5F9Z85755F9Z8575AA47734959118135XR85153