Do I need a gasket for thermostat housing?

Do I need a gasket for thermostat housing?

Since the thermostat in your car has a regular gasket, you can use RTV or not, at your pleasure. If you’ve had seepage issues in the past, it’s almost a given you’d use it. Even if you haven’t, it’s not going to hurt anything to use it now. If you do use it, only put a thin coat on it, covering both sides evenly.

Is there a gasket for thermostat housing?

Permatex Water Pump and Thermostat RTV Silicone Gasket is a non-corrosive, sensor-safe RTV silicone gasket material formulated specifically for water pumps and thermostat housings. Permatex always has the right gasket maker for your application.

Does the gasket go over or under the thermostat?

Gasket goes on after the thermostat.

How do you fix a thermostat housing leak?

How to Fix a Leaking Thermostat Gasket

  1. Set the shifter in park, for an automatic.
  2. Locate your thermostat housing by following the upper radiator hose to the engine block.
  3. Spray the thermostat mounting bolts with penetrating oil and let it soak for 15 minutes.
  4. Place the thermostat housing upside down in a bench vice.

Can I use gasket maker instead of a gasket?

Using a gasket maker to replace a head gasket. While today’s gasket makers and flange sealants can replace most conventional, formed, or multi-material gaskets, they should never be used to replace a head gasket.

What happens if thermostat housing is leaking?

With a leaking thermostat housing, the distribution of coolant throughout your engine will be severely compromised. With no coolant flowing or a significantly reduced amount, your engine is vulnerable to excessive heat and will produce high readings on your temperature gauge.

Can you use cork gasket on thermostat housing?

You should be able to use cork or a softer rubber gasket, but the gasket faces on the head and housing will need to be just about polished first and even then with coolant, it may not seal 100%.