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Fel-Pro 35971 Engine Coolant Thermostat Seal
| Brand | Fel-Pro 35971 |
|---|---|
| Fits | Ford, Mazda, and Mercury · 15 vehicles |
Premium grade. Application-specific materials deliver dependable sealing performance.
Thermostat seal. Engine coolant sealing solution for the cooling system.
Fel-Pro gaskets. Trusted by professionals for sealing performance and durability.
Cross-references MAHLE C32668, 3L3Z8C387AC and 9L8Z8590A for the same application. See all 4.
Premium thermostat seal for Ford, Mazda, and Mercury
Fel-Pro 35971 is a premium engine coolant thermostat seal built for vehicle-specific sealing performance. It uses application-specific materials to help deliver the 100% vehicle sealing professionals expect from Fel-Pro.
Key features
- Premium-grade engine coolant thermostat seal
- Application-specific sealing material selection
- Built for dependable coolant system sealing
- Fits 2009-2012 Ford Escape, N/A
- Fits 2010-2012 Ford Fusion, N/A
- Fits 2009-2011 Mazda Tribute, N/A
- Fits 2009-2011 Mercury Mariner, N/A
- Fits 2010-2011 Mercury Milan, N/A
Detailed description
Fel-Pro 35971 thermostat seal is made for drivers and technicians servicing cooling system components on Ford Escape, Ford Fusion, Mazda Tribute, Mercury Mariner, and Mercury Milan models. The premium construction focuses on sealing integrity at the thermostat housing, helping maintain a secure coolant seal where temperature control is critical. This part cross-references MAHLE C32668 for the same application.
What it helps address
- Coolant seepage at the thermostat seal area
- Sealing issues after thermostat service
- Loss of coolant from a worn or flattened seal
- Cooling system leaks traced to the thermostat housing
- Repeat repairs caused by poor sealing material
Installation notes and tips
Clean the sealing surfaces thoroughly before installation and inspect the thermostat housing for corrosion, pitting, or distortion. Verify the thermostat and housing match the vehicle application before assembly. This part fits 2009-2012 Ford Escape, 2010-2012 Ford Fusion, 2009-2011 Mazda Tribute, 2009-2011 Mercury Mariner, and 2010-2011 Mercury Milan.
Quality assurance
Fel-Pro gaskets are engineered with vehicle-specific materials and sealing solutions trusted by professionals for cooling system and engine sealing service.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2012 | Ford | Escape | 3.0L | V6 | N/A | — |
| 2012 | Ford | Fusion | 3.0L | V6 | N/A | — |
| 2011 | Ford | Escape | 3.0L | V6 | N/A | — |
| 2011 | Ford | Fusion | 3.0L | V6 | N/A | — |
| 2011 | Mazda | Tribute | 3.0L | V6 | N/A | — |
| 2011 | Mercury | Mariner | 3.0L | V6 | N/A | — |
| 2011 | Mercury | Milan | 3.0L | V6 | N/A | — |
| 2010 | Ford | Escape | 3.0L | V6 | N/A | — |
| 2010 | Ford | Fusion | 3.0L | V6 | N/A | — |
| 2010 | Mazda | Tribute | 3.0L | V6 | N/A | — |
| 2010 | Mercury | Mariner | 3.0L | V6 | N/A | — |
| 2010 | Mercury | Milan | 3.0L | V6 | N/A | — |
| 2009 | Ford | Escape | 3.0L | V6 | N/A | — |
| 2009 | Mazda | Tribute | 3.0L | V6 | N/A | — |
| 2009 | Mercury | Mariner | 3.0L | V6 | N/A | — |
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