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Fel-Pro 35806 Engine Coolant Thermostat Seal
| Brand | Fel-Pro 35806 |
|---|---|
| Inside Diameter | 1.960 |
| Inside Diameter | 49.7 |
| Thickness | 0.203 |
| Thickness | 5.1 |
| Grade Type | Premium |
| Mounting Hole Quantity | 0 |
| Fits | Kia · 12 vehicles |
Premium grade. Application-specific materials deliver dependable sealing performance.
Engine coolant thermostat seal. Built for a precise seal in cooling system service.
Cross-references 2550038001 for the same application. See all 1.
Fel-Pro 35806 Engine Coolant Thermostat Seal
Fel-Pro 35806 is an engine coolant thermostat seal built for a precise sealing fit in select Kia cooling system applications. With a 1.960-inch inside diameter and 0.203-inch thickness, it is sized for thermostat sealing service where consistent material compression matters.
Key Features
- Inside diameter: 1.960 in. (49.7 mm)
- Thickness: 0.203 in. (5.1 mm)
- Premium grade sealing material
- 0 mounting holes for a simple seal-only design
- Application-specific Fel-Pro sealing construction
- Fits 2001-2006 Kia Magentis and 2001-2006 Kia Optima
Detailed Description
Fel-Pro 35806 is an engine coolant thermostat seal engineered for thermostat housing sealing in cooling system service. Fel-Pro gaskets are known for application-specific materials and vehicle-focused sealing dimensions, and this seal follows that approach with a 1.960-inch inside diameter and 0.203-inch thickness for proper fit and compression. It is a direct-fit sealing component for 2001-2006 Kia Magentis and 2001-2006 Kia Optima thermostat applications. This part cross-references Hyundai/Kia OE number 2550038001 for the same application.
What It Helps Address
- Coolant seepage at the thermostat seal area
- Loss of sealing integrity after thermostat service
- Improper seal compression from worn or flattened gaskets
- Cooling system leaks traced to the thermostat housing
- Repeat repairs caused by an incorrect seal size
Installation Notes and Tips
Inspect the thermostat housing and mating surfaces before installation. Remove old gasket material, corrosion, and coolant residue so the new seal can seat evenly. Verify the seal dimensions against the original part and confirm the application matches your Kia Magentis or Kia Optima year before reassembly.
Quality Assurance
Fel-Pro sealing products are built with application-specific materials and dimensional accuracy for professional repair use. Fel-Pro 35806 is made to deliver vehicle-specific sealing performance in thermostat service for select Kia cooling systems.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Kia | Magentis | 2.4L | L4 | N/A | — |
| 2006 | Kia | Optima | 2.4L | L4 | N/A | — |
| 2005 | Kia | Magentis | 2.4L | L4 | N/A | — |
| 2005 | Kia | Optima | 2.4L | L4 | N/A | — |
| 2004 | Kia | Magentis | 2.4L | L4 | N/A | — |
| 2004 | Kia | Optima | 2.4L | L4 | N/A | — |
| 2003 | Kia | Magentis | 2.4L | L4 | N/A | — |
| 2003 | Kia | Optima | 2.4L | L4 | N/A | — |
| 2002 | Kia | Magentis | 2.4L | L4 | N/A | — |
| 2002 | Kia | Optima | 2.4L | L4 | N/A | — |
| 2001 | Kia | Magentis | 2.4L | L4 | N/A | — |
| 2001 | Kia | Optima | 2.4L | L4 | N/A | — |
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