HomeBelts and Cooling > Gaskets and Sealing SystemsGenuine 4413478 Engine Coolant Thermostat Seal
Part #: 4413478

Genuine 4413478 Engine Coolant Thermostat Seal

⚙️ 14 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Land Rover, LR3, Range Rover, and Range Rover Sport
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Reliable Engine Coolant Thermostat Seal for Land Rover Vehicles

The Genuine Engine Coolant Thermostat Seal, part number 4413478, is designed specifically for Land Rover models including the LR3, Range Rover, and Range Rover Sport. This seal ensures a secure and leak-free connection within the engine cooling system, maintaining optimal temperature regulation.

Key Features of the Genuine 4413478 Thermostat Seal

  • Precision-engineered to fit Land Rover LR3, Range Rover, and Range Rover Sport models
  • Durable material designed to withstand high engine temperatures and pressure
  • Ensures a tight seal to prevent coolant leaks and maintain engine efficiency
  • OEM quality for reliable performance and compatibility
  • Part number 4413478 for easy identification and replacement

Detailed Description of the Engine Coolant Thermostat Seal

This Genuine Engine Coolant Thermostat Seal (4413478) plays a critical role in the cooling system of Land Rover vehicles. It provides a secure seal around the thermostat housing, preventing coolant leaks that can lead to engine overheating or inefficient temperature control. Manufactured to meet original equipment specifications, this seal offers consistent performance and durability under demanding operating conditions. Compatible with Land Rover LR3, Range Rover, and Range Rover Sport models, it is an essential component for maintaining the integrity of the engine’s cooling system.

Common Applications and Issues Addressed

  • Prevents coolant leaks around the thermostat housing
  • Helps maintain proper engine operating temperature
  • Reduces risk of engine overheating due to seal failure
  • Supports efficient coolant flow within the engine cooling system
  • Replaces worn or damaged thermostat seals in Land Rover LR3, Range Rover, and Range Rover Sport

Installation Notes and Tips

  • Ensure the thermostat housing and surrounding surfaces are clean and free of debris before installation
  • Inspect the thermostat and housing for damage or wear during replacement
  • Apply the seal carefully to avoid misalignment or damage
  • Follow manufacturer torque specifications when securing the thermostat housing

Quality Assurance and Warranty Information

The Genuine Engine Coolant Thermostat Seal 4413478 is manufactured to meet strict quality standards for fit and function. While specific warranty details are not provided, Genuine parts typically adhere to OEM quality requirements, ensuring reliable performance and compatibility with Land Rover LR3, Range Rover, and Range Rover Sport models.

This part fits 14 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009Land RoverLR3N/AThermostat Housing
2009Land RoverRange RoverN/AThermostat Housing
2009Land RoverRange Rover SportN/AThermostat Housing
2008Land RoverLR3N/AThermostat Housing
2008Land RoverRange RoverN/AThermostat Housing
2008Land RoverRange Rover SportN/AThermostat Housing
2007Land RoverLR34.4LV8N/AThermostat Housing
2007Land RoverRange RoverN/AThermostat Housing
2007Land RoverRange Rover SportN/AThermostat Housing
2006Land RoverLR34.4LV8N/AThermostat Housing
2006Land RoverRange RoverN/AThermostat Housing
2006Land RoverRange Rover SportN/AThermostat Housing
2005Land RoverLR3N/AThermostat Housing
2005Land RoverLR34.4LV8N/AThermostat Housing

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