HomeBelts and Cooling > Thermostat and HousingFacet 7.8738 Engine Coolant Thermostat
Part #: 7.8738

Facet 7.8738 Engine Coolant Thermostat

⚙️ 2 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Saturn, Astra
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Reliable Engine Coolant Thermostat for Saturn Astra

The Facet 7.8738 engine coolant thermostat is designed specifically for Saturn Astra models, ensuring precise temperature regulation for optimal engine performance. This thermostat helps maintain the correct operating temperature, contributing to efficient fuel consumption and reduced emissions.

  • Compatible with Saturn Astra vehicles
  • Part number 7.8738 for accurate identification
  • Engine coolant thermostat designed for reliable temperature control
  • Durable construction to withstand engine heat cycles
  • Direct replacement for factory-installed thermostats

Product Details and Specifications

The Facet 7.8738 engine coolant thermostat is engineered to meet the exact specifications required by Saturn Astra engines. It regulates coolant flow by opening and closing at the designated temperature, preventing engine overheating or overcooling. This thermostat is manufactured with quality materials to endure thermal stress and provide consistent performance over time. Its design ensures a proper fit within the cooling system housing, facilitating straightforward installation and reliable operation.

Purpose and Common Applications

  • Maintains optimal engine operating temperature
  • Prevents engine overheating by regulating coolant flow
  • Helps improve fuel efficiency by stabilizing engine temperature
  • Reduces emissions by ensuring proper combustion temperature
  • Replaces faulty or worn thermostats in Saturn Astra cooling systems

Installation Notes and Tips

When installing the Facet 7.8738 thermostat, ensure the engine is cool before beginning work. Drain the coolant system to avoid spills and contamination. Remove the old thermostat and clean the housing surface thoroughly to ensure a proper seal. Install the new thermostat in the correct orientation as specified by the vehicle manufacturer. Replace any gaskets or seals as needed to prevent leaks. After installation, refill the cooling system and bleed air pockets to maintain system efficiency.

Quality Assurance and Warranty Information

Facet engine coolant thermostats undergo rigorous quality control to meet industry standards for durability and performance. The 7.8738 thermostat is tested to ensure reliable operation under typical engine conditions. While specific warranty details may vary, Facet products generally come with a limited warranty covering manufacturing defects. Consult product documentation or the manufacturer for exact warranty terms.

This part fits 2 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2008SaturnAstraXRN/AHousing and thermostat both included.
2008SaturnAstraXEN/AHousing and thermostat both included.

* 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.