HomeBelts and Cooling > Gaskets and Sealing SystemsFel-Pro 35806 Engine Coolant Thermostat Seal
Part #: 35806

Fel-Pro 35806 Engine Coolant Thermostat Seal

⚙️ 12 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Kia, Magentis and Optima
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Reliable Engine Coolant Thermostat Seal for Kia Magentis and Optima

The Fel-Pro 35806 engine coolant thermostat seal is designed to provide a precise and durable seal for your Kia Magentis or Optima. Engineered with premium-grade materials, this seal ensures optimal performance and helps maintain proper engine temperature regulation.

  • Inside diameter options: 1.960 inches (49.7 mm)
  • Thickness: 0.203 inches (5.1 mm)
  • Premium grade type for enhanced durability
  • Zero mounting holes for a secure fit
  • Compatible with Kia Magentis and Optima models

Detailed Product Description

The Fel-Pro 35806 thermostat seal is manufactured to meet strict quality standards, providing a reliable seal between the engine coolant thermostat and housing. With an inside diameter of 1.960 inches (49.7 mm) and a thickness of 0.203 inches (5.1 mm), this seal fits precisely to prevent coolant leaks and maintain engine efficiency. The premium grade material ensures resistance to heat and pressure, which is critical for the cooling system's longevity and performance. This part is specifically designed for Kia Magentis and Optima vehicles, ensuring compatibility and proper fitment.

Common Applications and Issues Addressed

  • Prevents coolant leaks around the thermostat housing
  • Maintains proper engine temperature regulation
  • Reduces risk of engine overheating due to seal failure
  • Helps avoid coolant contamination and loss
  • Supports efficient engine cooling system operation

Installation Notes and Tips

When installing the Fel-Pro 35806 thermostat seal, ensure the mating surfaces are clean and free of old gasket material or debris. Proper alignment of the seal is essential to avoid leaks. Since this seal has no mounting holes, carefully position it to fit snugly within the thermostat housing. Follow the vehicle manufacturer’s torque specifications when reassembling components to prevent damage.

Quality Assurance and Warranty

Fel-Pro is known for producing high-quality gaskets and sealing systems. The 35806 engine coolant thermostat seal is made from premium-grade materials to withstand the demanding conditions of engine cooling systems. While specific warranty details are not provided, Fel-Pro products typically meet or exceed OEM standards, offering reliable performance for Kia Magentis and Optima vehicles.

BrandFel-Pro
Part Number35806
Inside Diameter1.960
Inside Diameter49.7
Thickness0.203
Thickness5.1
Grade TypePremium
Mounting Hole Quantity0

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006KiaMagentis2.4LL4N/A
2006KiaOptima2.4LL4N/A
2005KiaMagentis2.4LL4N/A
2005KiaOptima2.4LL4N/A
2004KiaMagentis2.4LL4N/A
2004KiaOptima2.4LL4N/A
2003KiaMagentis2.4LL4N/A
2003KiaOptima2.4LL4N/A
2002KiaMagentis2.4LL4N/A
2002KiaOptima2.4LL4N/A
2001KiaMagentis2.4LL4N/A
2001KiaOptima2.4LL4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

2550038001

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.