
FACET 7.8420 - Engine Thermostat for VW Golf, Polo, Ibiza & More
In stock, ready to ship
In stock now — leaves the warehouse in 1–2 business days
Fitment
Listed for Golf, Ibiza, Polo
Check this part against your vehicle
Options come from the vehicles named on the parts we stock.
Product details
Get optimal performance for your VW with the FACET 7.8420 Thermostat, designed specifically for various models including the Golf, Polo, and Ibiza. This essential component ensures your engine runs at the right temperature, ultimately prolonging its life and enhancing efficiency.
Key Benefits:
- Compatible with multiple models including Golf V, VI, Polo, Altea, Ibiza, Leon, Toledo, Fabia, Octavia, and Roomster.
- Opening temperature of 187°F (87°C) to ensure your engine operates under optimal conditions.
- Includes gasket and does not require additional connection parts for installation.
Technical Specifications:
- Opening Temperature: 87 °C (187 °F)
- Additional Product Info: Gasket included
- Product Numbers: 7.8559K, 7.8561K, 7.8420S, 7.9538
How to Use:
To install the FACET 7.8420 Thermostat, ensure that the cooling system is cool before removing the old thermostat. Replace it with the new unit, ensuring that the gasket is correctly positioned for a leak-free seal. Refill the cooling system with the appropriate coolant and check for leaks.
Checking fitment
Match the part number above against the part you are replacing, or check the models and engines named on this page against your vehicle. If the number matches, the part matches.
Shipping
Orders leave the warehouse in 1–2 business days. Free shipping on every US order.
Returns & warranty
30 days to return an unused part in its original packaging. Manufacturer warranty of 12 months against defects.









