The thermostat in the car regulates the temperature of the fluid in the engine cooling system, maintaining optimal thermal conditions for operation and accelerating the initial warm-up of the engine at start.

The usage of the thermostat gasket

The gasket is a sealing element designed to seal the thermostat housing / cover. Due to its elasticity, the gasket prevents leaks and maintains operating pressure in the cooling system. Depending on the place of application and the type of thermostat, the consumable has a different shape and material of manufacture.

1. 3 (E21)
2. 3 Saloon (E21)
3. 3 (E30)
4. 3 Saloon (E30)
5. 3 Touring (E30)
6. 3 (E36)
7. 3 Saloon (E36)
8. 3 Coupe (E36)
9. 5 (E12)
10. 5 Saloon (E12)
11. 5 (E28)
12. 5 Saloon (E28)
13. 5 (E34)
14. 5 Saloon (E34)
15. 5 Touring (E34)
16. 7 (E32)
17. 7 Saloon (E32)
18. Z1 Roadster
19. 3 Convertible (E30)
20. 3 Convertible (E36)
21. See more in applications

Each car and body type has its own gasket with a specific shape. Often made from the following materials:

1. nitrile butadiene rubber;
2. ethylene-propylene terpolymer;
3. rubber.

The DT Spare Parts brand Gasket, thermostat can be made in a more complex shape or in the form of a ring. Some models have holes in the gasket for fasteners. O-rings are installed in a special groove in the cover, after which the part is mounted and sealed.