What is the construction and purpose of engine cooling?

Engine cooling is a set of parts responsible for maintaining the proper operating temperature of the powertrain. A typical system consists of a radiator, water pump, thermostat, hoses, fan, sensors, and an expansion tank. These elements are located mainly in the engine compartment and connected by a coolant circuit.

What is engine cooling used for?

Engine cooling is used to absorb excess heat from the block and cylinder head and to stabilize the operating temperature during driving and when stationary. An efficient system limits the risk of overheating and also affects the proper operation of the heater, fan, and control sensors. Without proper cooling, engine performance may drop, and cooperating components may fail.

What role does the expansion tank play in the cooling system?

The expansion tank is a cooling system element that absorbs fluid volume changes resulting from temperature increases and decreases. It is used to maintain the correct fluid level and works with a pressure cap that stabilizes the system's operating conditions. Fluid levels and the condition of return hoses are often checked within its vicinity.

How to choose a cooling system part for a specific car version?

It is safest to compare the OEM number, engine version, body type, and mounting location. It is also worth checking the number of pins in the plug, pipe diameter, mounting type, and the presence of additional sensors. For parts such as a fan or auxiliary pump, the control method also matters.

What symptoms indicate cooling system problems?

Typical symptoms include rising engine temperature, fluid leaks, the fan not turning on, steam from under the hood, or the unit taking too long to warm up. In some cars, temperature sensor errors or weaker interior heating also appear. Symptoms should be analyzed in conjunction with the operation of the thermostat, water pump, and hose tightness.

What to pay attention to when installing engine cooling parts?

After installation, you must check the tightness of connections, correct seating of mounts, and the condition of seals. It is also important to top up with the correct fluid and bleed the system according to the manufacturer's procedure. In the case of electrical parts, you should additionally verify the plugs, wiring harness, and fan control operation.

Engine cooling

At the Global Parts automotive store, we offer a wide selection of original used car parts, including engine cooling components, for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.

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Water Pipe Mercedes W204 M271 Engine Cooling Radiator Coolant Hose A2044661381

£13.95

Part no. 5Q0121156C

Volkswagen VW Golf SV Petrol Engine Coolant Pipe Hose Vent 5Q0121156C

£18.95

Part no. A2048301996

Water Pipe Mercedes W204 W207 Engine Coolant Cooling Hose Line A2048301996

£13.95

Part no. A1665004775

Mercedes W166 Coolant Hose Tube Pipe Line A1665004775

£37.95

Part no. 8658484

Coolant Hose BMW F40 F46 Mini F56 B38C B48D Expansion Tank Cylinder Head 8658484

£23.95

Part no. 2283787

BMW E90 E92 E93 LCI M3 Regulator Oil Level Temperature Heat Exchanger

£23.95

Part no. A1695000200

Mercedes W169 W245 Gearbox Oil Cooler Automatic A1695000200

£13.95

Part no. A6512000151

Mercedes Sprinter W906 OM651 Diesel Engine Coolant Water Pump Line A6512000151

£18.95

Part no. 9128953

BMW X3 F25 Air Conditioning Radiator A/C Interior Heating Unit 9128953

£18.95

Part no. A6462000015

Mercedes W204 W211 Thermostat Water Coolant Pump OM646 Diesel Engine A6462000015

£13.95

Part no. A9075001500

Mercedes W907 OM654 Diesel Engine Oil Cooler A9075001500

£104.95

Part no. A1645000093

Mercedes W164 W251 Radiator Engine Cooling Fan Shroud Motor 850W A1645000093

£237.95

Part no. 8570040

Coolant Hose BMW X3 F25 X4 F26 Diesel Radiator Water Pipe Line N57N 8570040

£13.95

Part no. 8630023

BMW 1 3 Series F20 F21 F30 LCI M140i 340i Radiator Return Pipe Line 8630023

£13.95

Part no. 8K0317823B

Oil Pipe Audi A4 B8 A5 8T Diesel Gearbox Cooler Line 8K0317823B

£61.95

Part no. A2118327794

Water Hose Mercedes W211 W219 OM642 Engine Coolant Cooling Pipe Line A2118327794

£13.95

Part no. rhd-A2118302796

Water Hose Mercedes W211 CLS W219 Engine Coolant Cooling Pipe Line A2118302796

£13.95

Part no. 7593847

Radiator Fan BMW X3 F25 X4 F26 Engine Cooling Shroud Housing Diesel 600W 7593847

£142.95

Part no. 7541094

Mini Cooper S R52 R53 Petrol W11 Radiator Coolant Hose Pipe Automatic 7541094

£13.95

Part no. 7811783

Mini Cooper D R55 R56 R57 LCI N47N Radiator Cooler Coolant Pipe Hose 7811783

£18.95

Part no. 8572908

Water Hose BMW G30 G31 G11 B57 Diesel Coolant Expansion Tank Pipe Line 8572908

£18.95

Part no. 8W0145947E

Audi A4 B9 A5 F5 2.0 TDI Diesel Engine Water Coolant Pipe Hose Line 8W0145947E

£13.95

Part no. 6C0122157A

Volkswagen Polo 6R Water Pipes Hoses Coolant Cooling Line 6C0122157A

£13.95

Part no. 1K0122447ED-1

Audi A3 8P 1.9 TDI BLS Diesel Coolant Water Hose Line Tube Pipe 1K0122447ED

£13.95

Part no. 6950213

BMW E60 E61 Engine Cooling Radiator Fan Shroud Motor 6950213

£47.95

Part no. 3445893-1

BMW X3 Series E83 LCI 1.8d 2.0d N47 Radiator Water Pipe Coolant Hose 3445893

£37.95

Part no. 3509203

BMW X3 Series E83 Radiator Bracket Mounting Plate 3509203

£13.95

Part no. 5A69BC1

BMW F70 F74 F78 Water Coolant Expansion Tank Reservoir 5A69BC1

£56.95

Part no. 8853292

BMW F20 F21 F22 F32 Turbo Coolant Feed Line Pipe Hose Tube 8853292

£28.95

Part no. A2702000600-1

Mercedes W176 W246 M270 Petrol Engine Water Coolant Pump A2702000600

£70.95

Part no. A2215010282

Mercedes W221 Water Hose Radiator Coolant Cooling Pipe Line A2215010282

£18.95

Part no. 1K0121157BJ

Audi A4 B7 2.0 TDI Diesel Water Hose Cooling Coolant Pipe Line 1K0121157BJ

£18.95

Part no. 03L906088BS

Volkswagen VW Golf Mk5 Exhaust Gas Temperature Sensor Wiring Diesel 03L906088BS

£23.95

Part no. 06E121083G

Audi S4 B8 S5 8T Water Hose Coolant Pipe Line Tube 3.0 TFSI 06E121083G

£47.95

Part no. 8673023

Coolant Return Hose BMW F30 LCI 330e B48X Radiator Cooling Line Pipe 8673023

£56.95

Part no. A2602001300

Mercedes W177 Coolant Overflow Expansion Tank Bottle Petrol A2602001300

£23.95

Part no. 9334689

BMW F30 F31 F87 M2 N55 Suction Pipe Evaporator Compressor Line R134A 9334689

£13.95

Part no. 8V21-8K218-BB

Ford Fiesta Mk7 Coolant Cooling Water Expansion Tank Bottle 8V21-8K218-BB

£13.95

Part no. 8514079

Coolant Hose BMW F20 F21 LCI Expansion Tank Pipe Radiator B37 Diesel 8514079

£32.95

Part no. A6402000020

Mercedes-Benz A B W169 W245 Pump Housing Water Pump Engine Cooling A6402010001

£13.95

Part no. A2128305496

Water Hose Mercedes W212 CLS C218 OM651 Cooling Coolant Pipe Line A2128305496

£23.95

Part no. A4638203789

Mercedes W212 Radio Antenna Splitter Control Unit Module A4638203789

£13.95

Part no. A6422002101

Mercedes W212 OM642 Diesel Engine Water Pump Coolant Water Unit A6422002101

£18.95

Part no. 9896566

Mini F55 F56 F57 F60 Heater Water Cooling Coolant Pipe Hose Line 9896566

£28.95

Part no. 03L121132

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

£13.95

Part no. 05C122447J

Seat Ibiza Mk5 KJ1 VW Golf Mk8 Water Coolant Pipe Hose 1.0 TSI Petrol 05C122447J

£18.95

Part no. 8672010

Water Radiator BMW F10 F11 LCI 528i N20 Engine Coolant Cooler Unit 7626559

£94.95

Part no. 2041816

Ford Transit Custom Mk1 Engine Radiator Cooling Fan Shroud Diesel GK21-8C607-AC

£170.95

Part no. 7848505

Coolant Hose BMW F80 M3 F82 M4 S55 Petrol Turbo Cooling Pipe Line 7848505

£13.95

Part no. 1K0122109BT

Volkswagen Golf Mk5 Audi A3 8P Water Hose Cooling Coolant Pipe Line 1K0122109BT

£18.95

Part no. 06H103221J

Audi A3 8P A4 B8 Ventilation Breather Pipe Hose Line 1.8 TFSI 06H103221J

£13.95

Part no. 1K0122051GL

Audi S3 8P VW Golf VI Water Coolant Hose Radiator Pipe Line 2.0 TFSI 1K0122051GL

£13.95

Part no. A1332030002

Mercedes W176 A45 AMG Coolant Hose Cooling Water Pipe Line A1332030002

£18.95

Part no. A2058301701

Mercedes W205 W213 W238 Cooling Engine Water Coolant Hose Pipe A2058301701

£32.95

Part no. 1K8121283A

VW Volkswagen Scirocco Mk3 Radiator Air Duct Guide Panel Left N/S 1K8121283A

£13.95

Part no. AH32-8B589-AA

Land Rover L319 Radiator Intercooler Mount Bracket Left N/S AH32-8B589-AA

£13.95

Part no. 7648644

Coolant Hose BMW F20 F30 F32 F36 N55 Petrol Engine Radiator Water Hose 7648644

£18.95

Part no. A4475014700

Mercedes Vito W447 Water Pipe Coolant Cooling Hose Line Heater Valve A4475014700

£23.95

Part no. 8K0121109AA

Water Hose Audi A5 8T A4 B8 Cooling Coolant Radiator Pipe Line 8K0121109AA

£13.95

Part no. 8514456

BMW F10 F20 F22 F30 F32 B47 Cylinder Head Coolant Hose Pipe Line 8514456

£23.95

Part no. 6R0121207A

Skoda Fabia Mk2 5J Engine Cooling Radiator Fan Shroud Panel 6R0121207A

£28.95

Part no. A1645005875

Mercedes W164 X164 Radiator Cooling Coolant Hose Pipe Line A1645005875

£18.95

Part no. 6C118C607AD

Ford Transit MK7 2.2 TDCI Radiator Fan Shroud Motor 6C118C607AD

£47.95

Part no. 059121102C

Audi A4 B8 A5 8T A6 C6 Coolant Hose Line Tube Pipe 3.0 TDI 059121102C

£13.95

Part no. A1775017402

Mercedes CLA C118 W177 W247 M282 Water Coolant Pipe Hose Line A1775017402

£32.95

Part no. 7607831

BMW F06 F10 F11 F12 F13 Radiator Rubber Mount Clip Holder Bracket 7607831

£13.95

Part no. 06F121056C

Audi A1 8X A3 8P TT 8J VW Golf Mk5 Water Coolant Hose Pipe Line 06F121056C

£42.95

Part no. A9075010900

Mercedes W907 OM654 Water Pipe Engine Coolant Cooling Hose Line A9075010900

£23.95

Part no. 03F133514F

Volkswagen Polo 6R Water Radiator Pipe Hose Coolant Cooling Line 03F133514F

£13.95

Part no. 1K0121086T

Audi A3 8P 1.9 TDI Diesel Coolant System Rubber Hose Pipe Line 1K0121086T

£18.95

Part no. GK21-8260-BC

Ford Transit Custom Mk8 Radiator Water Coolant Pipe Hose Line GK21-8260-BC

£23.95

Part no. 7600672

BMW F20 F21 F30 F31 F32 Water Pump Support Bracket Mounting Petrol N55 7600672

£13.95

Part no. 1436263

BMW 1 3 5 X3 X5 Series E60 E65 E81 E87 E90 Bracket Radiator Mount Adjuster Stop

£13.95

Part no. A2055010182

Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line Left N/S A2055010182

£28.95

Part no. 8K0121251S

Audi A5 S5 8T Radiator Engine Cooling Coolant Unit Radiator 8K0121251S

£142.95

Part no. 8K0819334Q

Audi A5 S5 8T Coolant Water Hose Line Tube Pipe 3.0 TFSI 8K0819334Q

£13.95

Part no. A1775014802

Coolant Hose Mercedes CLA C118 W177 W247 M282 Cooling Pipe Line A1775014802

£13.95

Part no. A2475010425

Bleed Line Mercedes W118 W177 W247 Coolant Expansion Tank Hose A2475010425

£13.95

Part no. A2712000315

Mercedes W204 Coolant Cooler Water Thermostat A6512002700

£75.95

Part no. GJ32-8C012-AA

Land Rover Discovery Sport L550 Water Coolant Pipe Hose Line 2.0 GJ32-8C012-AA

£23.95

Part no. 7834115

BMW 5 6 Series E60 M5 E61N LCI E63 E64 M6 Return Pipe Coolant System 7834115

£13.95

Part no. A2055011700

Mercedes W205 Water Hose Engine Coolant Cooling Pipe Line A2055011700

£18.95

Part no. 8W0121400B

Audi A4 B9 Oil Coolant Hose Pipe Line Tube 8W0121400B

£28.95

Part no. 03L121132Q

Skoda Octavia 1Z 2.0 TDI CEGA Water Coolant Thermostat Housing 03L121132Q

£13.95

Part no. 06E121044L

Audi S5 8T A4 S4 B8 A6 C7 Engine Water Coolant Pipe Hose Tube Line 06E121044L

£13.95

Part no. 03L121157AE-1

Audi A6 C7 Q5 8R Water Coolant Pipe Hose Tube 2.0 TDi 03L121157AE

£23.95

Part no. 2754203

Mini Cooper One R55 R56 R57 R59 Radiator Coolant Pipe Hose Petrol 2754203

£13.95

Part no. 7593513

BMW F10 F11 F01 LCI F07 N55 Petrol Water Hose Coolant Pipe Line 7593513

£18.95

Part no. A2742000385

Mercedes W205 W213 M274 Coolant Reservoir Expansion Tank Petrol A2742000385

£23.95

Part no. 7N0121049D

Volkswagen Sharan 7N Water Coolant Hose Pipe Line 1.4 Petrol Engine 7N0121049D

£37.95

Part no. A2742002051

Coolant Pipe Mercedes W213 X253 M274 Engine Cooling Feed Water Hose A2742002051

£18.95

Part no. 5A30C26

BMW X1 U11 B38X Electric Coolant Pump Pipe Hose Line 5A30C26

£13.95

Part no. 7644811-3

Thermostat Water Pump BMW F20 F21 F30 F31 LCI B38 B48 Petrol Engine 7644811

£89.95

Part no. 7C0121487E-1

VW Volkswagen Crafter SY Water Hose Cooling Coolant Pipe Line 2.0 TDI 7C0121487E

£37.95

Part no. 4G0819377M

Audi A6 C7 A7 4G 3.0 TFSI Coolant Water Hose Pipe Line Tube 4G0819377M

£13.95

Part no. 5Q0121070BQ-1

Audi S3 8V Water Hose Engine Coolant Cooling Pipe Line Tube 5Q0121070BQ

£13.95

Part no. AV41-8286-AC

Ford Kuga MK1 Water Coolant Radiator Pipe Hose Line 2.0 TDCI AV41-8286-AC

£18.95

Part no. 05L121011D-2

VW Volkswagen Golf CD1 Engine Coolant Water Pump DTSB 2.0 TDI Diesel 01Q220802RT

£142.95

Part no. 06L145735J

Audi A4 B8 A5 F5 Turbine Lubrication Oil Return Pipe 2.0 TFSI 06L145735J

£37.95

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