What is the construction and purpose of thermostats and housings in the cooling system?

Thermostats and housings in the cooling system are an assembly responsible for directing coolant flow between the engine and the radiator. A typical set consists of a thermostatic insert, a housing body, a gasket, and connection ports. This element is located in the engine compartment and is mounted in the location provided by the manufacturer for the given cooling circuit.

What is the construction and function of a thermostat gasket?

A thermostat gasket is a sealing element mounted between the housing and the contact surface in the cooling system. Its task is to maintain tightness during changes in temperature and operating pressure. In practice, one must pay attention to the gasket material, its profile, and compatibility with the specific body and OEM number.

How to choose a thermostat or housing for a specific car?

The safest way is to compare the OEM part number, interchangeable numbers, engine version, fuel type, and the layout of ports and mounts. In many cars, the presence of a temperature sensor and the type of seal also matter. When selecting, it is worth checking compatibility by VIN and comparing photos of the element with the removed part.

What symptoms indicate a problem with a thermostat or housing?

The most common symptoms are engine overheating, slow warm-up, fluctuations in temperature readings, and coolant leaks around the housing. Sometimes, weaker interior heating or traces of dried fluid near the ports also appear. Such symptoms should be assessed together with the condition of the hoses, gasket, and fluid level.

What does the proper installation of a thermostat and housing involve?

Installation involves cleaning the contact surfaces, installing the correct gasket, and securing the part without stressing the hoses. After replacement, the coolant must be topped up and the system bled according to the procedure for the specific car version. It is also worth checking for leaks after the engine has warmed up and verifying that the operating temperature returns to stable values.

Thermostats and housings in the cooling system

Q: What are thermostats and housings in the cooling system used for?

Thermostats and housings are used to maintain the proper operating temperature of the engine unit and to control the moment of fluid flow to the radiator. A functional thermostat accelerates reaching operating temperature, and a tight housing prevents fluid loss. Without these elements, the engine may run too cold or overheat, which affects fuel consumption, lubrication, and equipment durability.

At Global Parts, we offer a wide selection of original used car parts, including thermostats and housings for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Our thermostats and housings undergo quality control to ensure you receive a top-quality product.

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VW Polo 6R 1.2 CGPB Water Pump Thermostat Cover Housing 03C121121C

PLN 51.95

Delivery: Nov 10

If paid before 14:00

Part no. 059121111L

Audi A4 B7 2.7 TDI BPP Diesel Engine Thermostat Housing 059121111L

PLN 46.95

Delivery: Nov 10

If paid before 14:00

Part no. 94810601603

Porsche Cayenne 9PA Thermostat Housing Coolant Pipe 4.5 Petrol 94810601603

PLN 218.95

Free delivery: Nov 10

If paid before 14:00

Part no. 1096283

Ford Transit Mk7 MK8 Thermostat Coolant Housing 2.2 TDCi CYFB Diesel 1096283

PLN 66.95

Free delivery: Nov 10

If paid before 14:00

Part no. 82009543288

Nissan Qashqai Thermostat Housing Cover 1.5 DCi 82009543288

PLN 61.95

Free delivery: Nov 10

If paid before 14:00

Part no. 079121678K

Audi S6 C7 S7 4G Engine Coolant Thermostat Resonator Valve 4.0 TFSI 079121678K

PLN 379.95

Free delivery: Nov 10

If paid before 14:00

Part no. 03C121111B-1

Volkswagen VW Polo Mk5 6R Water Coolant Thermostat Housing 03C121111B

PLN 61.95

Free delivery: Nov 10

If paid before 14:00

Part no. 03H121121C

VW Passat CC Touareg 7L Thermostat Cover Coolant Pump Regulator 03H121121C

PLN 113.95

Free delivery: Nov 10

If paid before 14:00

Part no. 04L121111H

Audi A4 B8 TT FV Thermostat Coolant Housing Valve 2.0 TDI 04L121111H

PLN 42.95

Delivery: Nov 10

If paid before 14:00

Part no. A1645010265-3

Mercedes W164 W166 W463 Thermostat Oil Cooler Housing OM651.960 A1645010265

PLN 222.95

Free delivery: Nov 10

If paid before 14:00

Part no. YC1Q-9K478BB

Ford Transit Mk6 2.4 Diesel Oil Cooler Coolant Thermostat Housing YC1Q-9K478BB

PLN 123.95

Free delivery: Nov 10

If paid before 14:00

Part no. 06F121111F

VW Volkswagen Golf 5 2.0 TFSI BWA Coolant Thermostat Housing 06F121111F

PLN 42.95

Delivery: Nov 10

If paid before 14:00

Part no. XS4G9K478BD

Ford Transit Connect 1.8 Duratec Thermostat Coolant Housing Petrol XS4G9K478BD

PLN 94.95

Free delivery: Nov 10

If paid before 14:00

Part no. 03C121111P

Volkswagen Touran 1T Water Coolant Thermostat Housing 03C121111P

PLN 47.95

Delivery: Nov 10

If paid before 14:00

Part no. 044121113

Volkswagen Polo Mk4 Coolant Thermostat 044121113

PLN 61.95

Free delivery: Nov 10

If paid before 14:00

Part no. 03D121026F

VW Volkswagen Fox 5Z 1.2 CHFB Petrol Water Pipe Thermostat Housing 03D121026F

PLN 42.95

Delivery: Nov 10

If paid before 14:00

Part no. 1495275

Ford Kuga Mk1 Radiator Pipe Top Upper Coolant Hose Line Diesel 8V41-8286-AA

PLN 113.95

Free delivery: Nov 10

If paid before 14:00

Part no. A2538300101

Mercedes C253 GLC 350 d Coolant Hose Line Pipe Wire A2538300101

PLN 46.95

Delivery: Nov 10

If paid before 14:00

Part no. 03C121111T

Audi A1 8X 1.4 TSI Petrol Engine Water Coolant Thermostat Housing 03C121111T

PLN 75.95

Free delivery: Nov 10

If paid before 14:00

Part no. A2642001501

Mercedes W205 Thermostat Housing M264 Petrol Cooling Unit Pump A2642001501

PLN 569.95

Free delivery: Nov 10

If paid before 14:00

Part no. 6C1Q-8A586-BD

Ford Transit Mk7 TDCi Thermostat Coolant Housing Diesel 6C1Q-8A586-AC

PLN 94.95

Free delivery: Nov 10

If paid before 14:00

Part no. 03L121111AE

Volkswagen Sharan 7N Coolant Thermostat Housing Cover Cooling Unit 03L121111AE

PLN 47.95

Delivery: Nov 10

If paid before 14:00

Part no. 03C121111B

Volkswagen Polo Mk5 6R Water Coolant Thermostat Housing 03C121111B

PLN 42.95

Delivery: Nov 10

If paid before 14:00

Part no. 9091603147

Toyota Yaris P9 Thermostat Module Unit Housing Mount Bracket Petrol 9091603147

PLN 94.95

Free delivery: Nov 10

If paid before 14:00

Part no. 03G121113A

Audi A3 8P 1.9 TDI BLS Diesel Coolant Thermostat 03G121113A

PLN 42.95

Delivery: Nov 10

If paid before 14:00

Part no. C2S44028

Jaguar XF Thermostat Unint Module Housing Bracket Mount 6G9Q-8A586-AA

PLN 184.95

Free delivery: Nov 10

If paid before 14:00

Part no. 06F121111H

Audi A3 S3 8P 2.0 TFSI Coolant Thermostat Housing Unit 06F121111H

PLN 61.95

Free delivery: Nov 10

If paid before 14:00

Part no. 8472105

Mini F54 F55 F56 F60 B47 Thermostat Housing Engine Cooling 8472105

PLN 47.95

Delivery: Nov 10

If paid before 14:00

Part no. 170741R

Mercedes W415 109CDI Diesel Engine Cooling Thermostat Housing 170741R

PLN 56.95

Delivery: Nov 10

If paid before 14:00

Part no. 032121111CG

Seat Ibiza 6J Polo 6R Thermostat Housing Cover 1.4 Petrol CGGB 032121111CG

PLN 46.95

Delivery: Nov 10

If paid before 14:00

Part no. 1357091

Land Rover Discovery 4 L319 Thermostat Housing Water Outlet 2.7 TDV6 1357091

PLN 213.95

Free delivery: Nov 10

If paid before 14:00

Part no. 03L121132

Audi A3 8P 2.0 TDI CBAB Coolant Thermostat Housing Flange 03L121132DE

PLN 46.95

Delivery: Nov 10

If paid before 14:00

Part no. 1096283-1

Ford Transit Mk7 MK8 Thermostat Coolant Housing 2.2 TDCi PHFA Diesel 1096283

PLN 66.95

Free delivery: Nov 10

If paid before 14:00

Part no. 04L121026F

Audi A3 8V 2.0 TDI DGCA Diesel Engine Coolant Thermostat 04L121026F

PLN 56.95

Delivery: Nov 10

If paid before 14:00

Part no. 46338853

Fiat Ducato Mk3 Coolant Thermostat Housing Assembly 46338853

PLN 142.95

Free delivery: Nov 10

If paid before 14:00

Part no. 06M121115K

Thermostat Housing Audi A4 B9 A5 F5 Petrol Engine Water Coolant 06M121115K

PLN 151.95

Free delivery: Nov 10

If paid before 14:00

Part no. 059121111AA

Audi A5 8T Q5 8R 3.0 TDI Diesel Thermostat Coolant 059121111AA

PLN 43.95

Delivery: Nov 10

If paid before 14:00

Part no. 1890165

Ford Kuga C520 Coolant Thermostat Water Outlet Flange 1.5 EcoBoost DS7G-9K478-DB

PLN 75.95

Free delivery: Nov 10

If paid before 14:00

Part no. A6462000715

Mercedes W211 OM646 Diesel Radiator Coolant Thermostat Housing A6462000715

PLN 47.95

Delivery: Nov 10

If paid before 14:00

Part no. A2742000215-1

Mercedes W205 274920 Engine Coolant Thermostat Petrol Housing Unit A2742000215

PLN 113.95

Free delivery: Nov 10

If paid before 14:00

Part no. 99610601359

Porsche Cayman 987C Carrera 996 Coolant Regulator Thermostat Housing 99610601359

PLN 94.95

Free delivery: Nov 10

If paid before 14:00

Part no. 2152998

Ford Fiesta Mk7 Coolant Thermostat Housing EcoBoost Petrol CM5G-8575-HA

PLN 251.95

Free delivery: Nov 10

If paid before 14:00

Part no. 06E121111AD

Porsche Cayenne S 92A Thermostat Housing Assembly 3.0 TFSI 06E121111AD

PLN 46.95

Delivery: Nov 10

If paid before 14:00

Part no. HPLA-8575-AB

Range Rover Evoque L538 Thermostat Housing Cover 3.0 Diesel HPLA-8575-AB

PLN 75.95

Free delivery: Nov 10

If paid before 14:00

Part no. THE0040

Engine Cooling Coolant Thermostat DriveTec THE0040 Plastic Thermostat 105°C

PLN 46.95

Delivery: Nov 10

If paid before 14:00

Part no. LR001312-1

Land Rover Range Rover Evoque Freelander Thermostat Housing 2.2 LR001312

PLN 47.95

Delivery: Nov 10

If paid before 14:00

Part no. A1192000015

Mercedes C140 M119 Coolant Thermostat Housing Petrol A1192030175

PLN 61.95

Free delivery: Nov 10

If paid before 14:00

Part no. 1505640

Ford Mondeo Mk4 Coolant Thermostat Housing Cooling Unit 2.0 Petrol 8G9G-8575-AA

PLN 51.95

Delivery: Nov 10

If paid before 14:00

Part no. A1192011530

Mercedes C140 CL420 M119 Water Coolant Thermostat Housing Cover A1192011530

PLN 569.95

Free delivery: Nov 10

If paid before 14:00

Part no. AH22-8K515-AA

Land Rover Discovery 4 L319 Coolant Thermostat Housing 3.0 Diesel AH22-8K515-AA

PLN 80.95

Free delivery: Nov 10

If paid before 14:00

Part no. 022121121D

Volkswagen Touareg 7L Thermostat Housing 3.2 V6 Petrol 022121121D

PLN 94.95

Free delivery: Nov 10

If paid before 14:00

Part no. LR073694-1

Land Rover Discovery Sport L550 Coolant Thermostat Housing Box G4D3-8575-BC

PLN 251.95

Free delivery: Nov 10

If paid before 14:00

Part no. 06E121161BB

Audi A5 8T 3.0 TFSI V6 Engine Coolant Flange Housing Cover Trim 06E121161BB

PLN 94.95

Free delivery: Nov 10

If paid before 14:00

Part no. A2722000515

Mercedes W164 W212 C216 W221 W906 Thermostat Petrol Engine A2722000515

PLN 94.95

Free delivery: Nov 10

If paid before 14:00

Part no. 2271499

Ford Fiesta Mk8 ST Thermostat Housing 1.5 EcoBoost Petrol GN1G-8K556-BA

PLN 161.95

Free delivery: Nov 10

If paid before 14:00

Part no. 1767974

Ford Focus Mk3 Fiesta Mk7 Thermostat Housing 1.6 Petrol BM5G-9K478-AB

PLN 46.95

Delivery: Nov 10

If paid before 14:00

Part no. 06F121111G

VW Eos 1f Audi A3 8P Thermostat Housing Bracket Cover 2.0 FSI 06F121111G

PLN 51.95

Delivery: Nov 10

If paid before 14:00

Part no. 04L121113D

Audi A4 B9 Thermostat Housing Coolant Regulator 2.0 TDI DEUA 04L121113D

PLN 284.95

Free delivery: Nov 10

If paid before 14:00

Part no. 289355520R

Mercedes Vito W447 Engine Cooling Thermostat Water Coolant Pipe OM622 289355520R

PLN 89.95

Free delivery: Nov 10

If paid before 14:00

Part no. BBT487

Borg & Beck BMW Mini R55 R57 R58 R60 Thermostat Kit Thermostat Housing BBT487

PLN 118.95

Free delivery: Nov 10

If paid before 14:00

Part no. 06F121133H

Volkswagen Golf Mk5 Audi TT 8J Water Thermostat Housing 2.0 TFSI 06F121133H

PLN 51.95

Delivery: Nov 10

If paid before 14:00

Part no. 2126629

Ford Fiesta Mk8 Focus Mk4 Thermostat Housing 1.5 Petrol GN1G-9K478-BA 2126629

PLN 118.95

Free delivery: Nov 10

If paid before 14:00

Part no. A1122030275

Mercedes W208 W209 W220 Water Pump Thermostat Housing A1122030275

PLN 56.95

Delivery: Nov 10

If paid before 14:00

Part no. 2465016

Mini Cooper R50 R52 Thermostat Housing Water Pump Cooling System 2465016

PLN 170.95

Free delivery: Nov 10

If paid before 14:00

Part no. A2742000215-2

Thermostat Pipe Mercedes W205 Engine Coolant Hose Line Tube Pipe A2742000215

PLN 46.95

Delivery: Nov 10

If paid before 14:00

Part no. 2018382-1

Ford Focus St-2 Mk2 Thermostat Housing Water Outlet 2.5 DURATEC HYDA 2018382

PLN 70.95

Free delivery: Nov 10

If paid before 14:00

Part no. AL3Q-9K478-DB

Range Rover Vogue L405 Thermostat Housing 4.4 SDV8 Diesel AL3Q-9K478-DB

PLN 370.95

Free delivery: Nov 10

If paid before 14:00

Part no. A6082000700-1

Mercedes W177 Thermostat Coolant Housing Coupling Pipe Hose A6082000700

PLN 75.95

Free delivery: Nov 10

If paid before 14:00

Part no. A6082000015-1

Thermostat Mercedes W177 OM608 Thermostat Coolant Unit Housing A6082000015

PLN 61.95

Free delivery: Nov 10

If paid before 14:00

Part no. LR105975

Land Rover Discovery Sport L550 Thermostat Housing AJ200 204DT G4D3-8575-BE

PLN 379.95

Free delivery: Nov 10

If paid before 14:00

Part no. A2762000115

Mercedes C204 Engine Coolant Thermostat Housing M276 A2762000115

PLN 332.95

Free delivery: Nov 10

If paid before 14:00

Part no. 8631943-3

BMW X1 F48 Mini F56 Petrol Thermostat Actuator F-610472.07-0900

PLN 94.95

Free delivery: Nov 10

If paid before 14:00

Part no. 8631943-2

BMW X1 F48 Mini F56 Petrol Thermostat Housing 8631943

PLN 142.95

Free delivery: Nov 10

If paid before 14:00

Part no. 99610601355

Porsche Boxster 986 Engine Thermostat Housing 99610601355

PLN 142.95

Free delivery: Nov 10

If paid before 14:00

Part no. AH22-8575-AF

Land Rover Discovery 4 L319 Thermostat Housing 3.0 V6 Diesel AH22-8575-AF

PLN 61.95

Free delivery: Nov 10

If paid before 14:00

Part no. 5198498

Ford Focus Mk3 Coolant Thermostat Water Outlet Flange 2.0 Petrol CJ5E-8K556-AB

PLN 80.95

Free delivery: Nov 10

If paid before 14:00

Part no. 7H32-8575-AD

Land Rover Discovery 4 L319 Thermostat Housing 2.7 V6 Diesel 7H32-8575-AD

PLN 113.95

Free delivery: Nov 10

If paid before 14:00

Part no. 04L121111A

Volkswagen Audi Seat Skoda Coolant Thermostat Housing Pipe 2.0 TDI 04L121111A

PLN 85.95

Free delivery: Nov 10

If paid before 14:00

Part no. 8671517

BMW F01 F10 F11 Petrol Enigne Coolant Cooling System Thermostat Housing 8671517

PLN 118.95

Free delivery: Nov 10

If paid before 14:00

Part no. 95510611100

Porsche Cayenne 9PA Thermostat Housing 3.2 V6 Petrol 022121121D

PLN 132.95

Free delivery: Nov 10

If paid before 14:00

Part no. LR073694-2

Land Rover Discovery Sport L550 Coolant Thermostat Housing Box G4D3-8575-BC

PLN 417.95

Free delivery: Nov 10

If paid before 14:00

Part no. 03G121113

VW Volkswagen Golf Mk6 5K Coolant Thermostat 2.0 1.6 TDI Diesel Engine 03G121113

PLN 42.95

Delivery: Nov 10

If paid before 14:00

Part no. 07K121111C

Audi RS3 8V Engine Coolant Thermostat Housing 2.5 TFSI DAZA 07K121111C

PLN 1,424.95

Free delivery: Nov 10

If paid before 14:00

Part no. 1707050

Ford Fiesta Mk7 Focus Mk3 B-Max Thermostat Housing Coolant Flange 2S6G-9K478-BD

PLN 46.95

Delivery: Nov 10

If paid before 14:00

Part no. BK3Q-8A544-AC-1

Ford Transit Mk7 Thermostat Oil Cooler Housing Diesel BK3Q-8A544-AC

PLN 66.95

Free delivery: Nov 10

If paid before 14:00

Part no. 07K121115D

Audi RSQ3 8U Thermostat Housing Coolant Unit 2.5 TFSI Petrol 07K121115D

PLN 284.95

Free delivery: Nov 10

If paid before 14:00

Part no. 1566316

Ford Focus Mk2 Coolant Cooling Thermostat 2.0 Petrol Engine 4M5G-8575-GA

PLN 85.95

Free delivery: Nov 10

If paid before 14:00

Part no. LR001312

Land Rover Range Rover Evoque Freelander L359 Thermostat Housing 2.2 LR001312

PLN 113.95

Free delivery: Nov 10

If paid before 14:00

Part no. 04L121111H-1

Audi A4 B8 A5 F5 TT FV Thermostat Coolant Housing Valve 2.0 TDI 04L121111H

PLN 42.95

Delivery: Nov 10

If paid before 14:00

Part no. 022121111G

Volkswagen Touareg 7L Coolant Thermostat Housing Assembly 022121111G

PLN 127.95

Free delivery: Nov 10

If paid before 14:00

Part no. LR073694

Land Rover Discovery Sport L550 Thermostat Housing Box G4D3-8575-BE

PLN 246.95

Free delivery: Nov 10

If paid before 14:00

Part no. 06H121026AG

Audi A3 8P VW Passat B7 Water Pump Thermostat Coolant Regulator 06H121026AG

PLN 189.95

Free delivery: Nov 10

If paid before 14:00

Part no. LR125484

Range Rover Sport L494 Thermostat Housing Coolant Unit D300 AL3Q-9K478-DB

PLN 313.95

Free delivery: Nov 10

If paid before 14:00

Part no. 04L121071E

Audi A3 8V VW Golf Mk7 Thermostat Housing Coupling 2.0 TDI 04L121071E

PLN 42.95

Delivery: Nov 10

If paid before 14:00

Part no. A2812030161

Smart A453 Thermostat Flange Housing M281 Petrol A2812030161 110603999R

PLN 75.95

Free delivery: Nov 10

If paid before 14:00

Part no. 04L121026L

Volkswagen Transporter T6 Thermostat Coolant Housing 2.0 TDI CXGB 04L121026L

PLN 142.95

Free delivery: Nov 10

If paid before 14:00

Part no. 8631943-6

BMW X1 F48 Mini F56 Petrol Thermostat Housing Part F-610472.06-0091

PLN 42.95

Delivery: Nov 10

If paid before 14:00

Part no. 8631943-5

BMW X1 F48 Mini F56 Petrol Thermostat Housing Coolant Connector F-610472.05-0071

PLN 61.95

Free delivery: Nov 10

If paid before 14:00

Part no. 5N0971349BQ

Volkswagen Sharan 7N Alternator Generator Wiring Harness Cable 5N0971349BQ

PLN 194.95

Free delivery: Nov 10

If paid before 14:00

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