HomeBelts and Cooling > Thermostat and HousingRein CTN0044 Engine Coolant Thermostat
Part #: CTN0044

Rein CTN0044 Engine Coolant Thermostat

⚙️ 21 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 for Land Rover Vehicles

The Rein CTN0044 engine coolant thermostat is designed specifically for Land Rover models including the LR3, Range Rover, and Range Rover Sport. Engineered to meet original equipment specifications, this thermostat helps maintain optimal engine temperature for efficient performance.

Key Features of Rein CTN0044 Thermostat

  • Matches original equipment design specifications for precise fit and function
  • Includes all necessary gaskets and seals for straightforward installation
  • Manufactured under strict engineering standards in Germany
  • Thermostat calibrated to 88 degrees Celsius to ensure optimal engine running temperature
  • Compact dimensions: 3" length, 2" width, and 2" height for direct replacement

Detailed Product Description

The Rein CTN0044 thermostat insert is an application-specific component tailored for Land Rover LR3, Range Rover, and Range Rover Sport models. This OE quality thermostat is designed to regulate coolant flow by opening at 88 degrees Celsius, maintaining the engine within its ideal operating temperature range. Manufactured in Germany, it adheres to stringent quality and engineering standards, ensuring durability and reliable performance. The package includes all necessary gaskets and seals, facilitating a complete and secure installation without the need for additional parts.

Common Issues Addressed by This Thermostat

  • Engine overheating due to thermostat failure or sticking
  • Poor engine warm-up times affecting fuel efficiency
  • Erratic temperature gauge readings
  • Coolant leaks caused by worn or missing seals
  • Reduced heater performance in cold weather conditions

Installation Notes and Tips

  • Ensure the engine is cool before beginning installation to avoid burns
  • Replace all supplied gaskets and seals to prevent coolant leaks
  • Verify compatibility with Land Rover LR3, Range Rover, or Range Rover Sport before installation
  • Follow vehicle manufacturer torque specifications when securing the thermostat housing
  • Bleed the cooling system after installation to remove air pockets

Quality Assurance and Warranty

Rein CTN0044 thermostats are manufactured to meet or exceed original equipment standards, providing reliable temperature regulation for your Land Rover engine. Produced in Germany under strict quality controls, this thermostat comes with a limited warranty against manufacturing defects. Proper installation and use according to vehicle specifications will ensure long-lasting performance.

BrandRein
Part NumberCTN0044
Application TypeApplicationSpecific
Container TypeBX
Country of OriginDE
Item Height2.0000
Item Length3.0000
Item Level GTIN888544074288
Item Qty1
Item UOMEA
Item Weight0.1850
Item Weight Unit UOMLB
Item Width2.0000
Link to Manufacturer Pagewww.reinautomotive.com
Product Desc Extended 240Rein OE quality thermostat inserts are designed to be direct replacements for OE thermostat inserts. Rein thermostat inserts are manufactured with high-quality plastic or metal construction to ensure durability and long service life.
Product Desc Invoice 40Rein Thermostat Insert
Product Desc Long 80Rein OE Quality Thermostat Insert
Product Desc Short 20Thermostat Insert

This part fits 21 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009Land RoverLR34.4LV8N/Aw/o Housing Cover
2009Land RoverRange Rover4.2LV8N/A
2009Land RoverRange Rover4.4LV8N/A
2009Land RoverRange Rover Sport4.2LV8N/A
2009Land RoverRange Rover Sport4.4LV8N/Aw/o Housing Cover
2008Land RoverLR34.4LV8N/Aw/o Housing Cover
2008Land RoverRange Rover4.2LV8N/A
2008Land RoverRange Rover4.4LV8N/A
2008Land RoverRange Rover Sport4.2LV8N/A
2008Land RoverRange Rover Sport4.4LV8N/Aw/o Housing Cover
2007Land RoverLR34.4LV8N/Aw/o Housing Cover
2007Land RoverRange Rover4.2LV8N/A
2007Land RoverRange Rover4.4LV8N/A
2007Land RoverRange Rover Sport4.2LV8N/A
2007Land RoverRange Rover Sport4.4LV8N/Aw/o Housing Cover
2006Land RoverLR34.4LV8N/Aw/o Housing Cover
2006Land RoverRange Rover4.2LV8N/A
2006Land RoverRange Rover4.4LV8N/A
2006Land RoverRange Rover Sport4.2LV8N/A
2006Land RoverRange Rover Sport4.4LV8N/Aw/o Housing Cover
2005Land RoverLR34.4LV8N/Aw/o Housing Cover

* 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:

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