Water / Coolant Pumps

Hex head bolt M6x25 with various applications
Sold each

Fits:
Porsche 928 - 1978 to 1986
Porsche 970 Panamera - 2010 to 2016
Porsche 958 Cayenne - 2011 to 2018

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90037801301

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Hex head bolt M6x25 with various applications
Sold each

Fits:

Porsche 928 - 1978 to 1986
Porsche 970 Panamera - 2010 to 2016
Porsche 958 Cayenne - 2011 to 2018

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90037801301

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Gasket for water pump thermostat housing.



Fits:
Porsche 95B Macan 3.0L / 3.6L 2013-18
Porsche 957 Cayenne 4.8L 2007-10
Porsche 958 Cayenne 4.8L 2010-18
Porsche 958 Cayenne 3.6L 2014-18
Porsche 970 Panamera 3.6L 2010-16
Porsche 970 Panamera 4.8L 2009-16

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Diagram Ref No 5

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94810612402

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Gasket for water pump thermostat housing.



Fits:
Porsche 95B Macan 3.0L / 3.6L 2013-18
Porsche 957 Cayenne 4.8L 2007-10
Porsche 958 Cayenne 4.8L 2010-18
Porsche 958 Cayenne 3.6L 2014-18
Porsche 970 Panamera 3.6L 2010-16
Porsche 970 Panamera 4.8L 2009-16

Click 'Zoom in' for large parts diagram.
Diagram Ref No 5

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94810612402

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Gasket For Water Pump Thermostat Housing.
The OE Match Gasket for Water Pump Thermostat Housing is a high-quality replacement sealing component designed to create a secure, leak-free seal between the water pump, thermostat housing and associated cooling system components. Manufactured to OE specifications for fit, durability and sealing performance, this gasket plays a critical role in maintaining cooling system integrity and efficient engine temperature control.  

Fits:

• Porsche 957 Cayenne 3.6L 2007-10
• Porsche 957 Cayenne S / GTS 4.8L 2007-10
• Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
• Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
• Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
• Porsche 958 Cayenne GTS V8 4.8L Petrol (400Hp) 2010-17
• Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
• Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
• Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
• Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
• Porsche 970.1 Panamera S V8 4.8L 2009-13
• Porsche 970.1 Panamera 4S V8 4.8L 2009-13
• Porsche 970.1 Panamera GTS V8 4.8L 2011-13
• Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
• Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
• Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
• Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
• Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
• Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
• Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
• Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
• Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
• Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
• Porsche 970.2 Panamera Turbo V8 Executive 2014-16
• Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
• Porsche 95B.1 Macan S Petrol 3.0L V6 (340Bhp) 2014-18
• Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014-18
• Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18  

Diagram Ref No 5

Constructed from premium heat- and coolant-resistant materials, the gasket is engineered to withstand continuous exposure to coolant, pressure fluctuations, engine vibration and temperature extremes. Proper sealing is essential to prevent coolant leaks and ensure the cooling system operates at peak efficiency.  

What This Product Does:

• Creates a leak-free seal between the water pump and thermostat housing.
• Prevents coolant loss from critical cooling system connections.
• Maintains proper cooling system pressure.
• Supports efficient coolant circulation throughout the engine.
• Helps ensure accurate engine temperature regulation.
• Protects surrounding components from coolant contamination.
• Contributes to overall engine cooling system reliability.

Symptoms Of Wear Or Failure:

• Coolant leaks around the water pump or thermostat housing.
• Visible coolant residue or staining on engine components.
• Low coolant levels requiring frequent top-ups.
• Sweet coolant odour from the engine bay.
• Engine overheating or fluctuating temperatures.
• Cooling system pressure loss.
• Warning lights relating to coolant level or engine temperature.
• Corrosion or contamination around gasket mating surfaces.

Why Replacement Matters:

• Cooling system gaskets are exposed to constant thermal cycling, pressure changes, coolant chemicals and engine vibration. Over time, gasket materials can harden, shrink, crack or lose their sealing properties, allowing coolant to escape from the system.
• A leaking thermostat housing gasket can reduce cooling system efficiency, resulting in coolant loss, overheating and potential engine damage if left unresolved. Even minor leaks can progressively worsen, increasing the risk of cooling system failure and costly repairs.
• Replacing a worn gasket restores proper sealing, prevents coolant leaks and helps maintain correct cooling system operation. An OE Match replacement provides factory-style fitment, dependable sealing performance and long-term durability, helping protect your Porsche engine from overheating and ensuring reliable cooling system performance.

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94810612402

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Thermostat With Aluminium Housing And Two O-Rings
The thermostat housing is located at the top of the engine above and behind the water pump.



Fits:
Porsche Cayenne S / GTS / Turbo 2011-18
Porsche 95B Macan S / Turbo 2014-18
Porsche 970 Panamera S / GTS / Turbo 2010-16

Previous numbers:
94810603400, 94810603401, 94810603402, 94810603403

Click 'Zoom in' for large parts diagram.
Diagram ref no 6

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94810603404

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Thermostat Insert with Aluminium Housing and O-Rings

Restore correct engine temperature control with this OE Match Thermostat Insert. The thermostat regulates coolant flow between the engine and radiator. It helps the engine reach operating temperature quickly when cold and then maintains the correct temperature by controlling coolant circulation through the radiator.

Fits:

• Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
• Porsche 958 Cayenne GTS V8 4.8L Petrol (400Hp) 2010-17
• Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
• Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
• Porsche 970.1 Panamera S V8 4.8L 2009-13
• Porsche 970.1 Panamera 4S V8 4.8L 2009-13
• Porsche 970.1 Panamera GTS V8 4.8L 2011-13
• Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
• Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
• Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
• Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
• Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
• Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
• Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
• Porsche 95B.1 Macan S Petrol 3.0L V6 (340Bhp) 2014-18
• Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18

Diagram ref no 6

What Does the Thermostat Insert Do?

When the engine is cold, the thermostat remains closed to restrict coolant flow through the radiator, helping the engine warm up efficiently.

As coolant temperature rises, the thermostat opens and allows coolant to circulate through the radiator where excess heat can be removed.

A correctly operating thermostat helps:

• Maintain the correct engine temperature
• Allow faster engine warm-up
• Regulate coolant flow through the radiator
• Prevent excessive engine temperatures
• Support efficient engine operation
• Maintain consistent cooling system performance

Why Do Thermostats Fail?

Thermostats operate through thousands of heating and cooling cycles and can gradually deteriorate with age.

Common causes include:

• Internal mechanical wear
• Thermostat valve sticking
• Weakening of the temperature-sensitive element
• Coolant contamination or deposits
• Corrosion within the cooling system
• Overheating General age-related deterioration

A thermostat can fail either open or closed. A thermostat stuck open can cause the engine to run too cool, while one stuck closed can restrict coolant circulation and cause overheating.

When Should the Thermostat Be Replaced?

Replacement should be considered if:

• The engine takes unusually long to warm up
• Engine temperature remains below normal
• Engine temperature becomes too high
• Temperature readings fluctuate unexpectedly
• Cabin heater performance is poor
• Diagnostic testing indicates incorrect coolant temperature
• The thermostat is sticking or no longer opening correctly
• Cooling system repairs make replacement advisable

Thermostat replacement is also commonly considered during major cooling system maintenance, particularly on higher-mileage vehicles.

Important Cooling System Checks

Overheating or incorrect engine temperature is not always caused by the thermostat.

The coolant level, water pump, radiator, cooling fans, hoses and cooling system should also be inspected when diagnosing temperature problems.

Any coolant leaks should be repaired and the cooling system correctly filled and bled after thermostat replacement.

Porsche Cayenne, Macan & Panamera Thermostats

The thermostat is a key component of the Porsche engine cooling system, controlling coolant circulation according to engine temperature.

As Cayenne, Macan and Panamera models age, thermostats can become slow to operate or stick partially open or closed. Typical symptoms include slow engine warm-up, low operating temperature, fluctuating temperature readings or overheating.

When diagnosing Porsche cooling system problems, the thermostat should be checked alongside the water pump, radiator, coolant level and other cooling system components.

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94810603404

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Thermostat with Two O-Rings
The thermostat housing is located at the top of the engine above and behind the water pump.

Fits:
Porsche Cayenne S / GTS / Turbo 2011 - 2018
Porsche 95B Macan S / Turbo 2014 - 2018
Porsche 970 Panamera S / GTS / Turbo 2010 - 2016

Previous numbers:
94810603400, 94810603401, 94810603402, 94810603403

Diagram ref no 6

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94810603404

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Water pump gasket.



Fits:
Porsche 957 Cayenne S / GTS / Turbo 2007-10
Porsche 958 Cayenne / S / GTS / Turbo 2011-18
Porsche 970 Panamera / S / GTS / Turbo 2010-16
Porsche 95B Macan S / Turbo 2014-18

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Diagram ref no 2

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94810653300

The product you are viewing cross references to these numbers

Water pump gasket.



Fits:
Porsche 957 Cayenne S / GTS / Turbo 2007-10
Porsche 958 Cayenne / S / GTS / Turbo 2011-18
Porsche 970 Panamera / S / GTS / Turbo 2010-16
Porsche 95B Macan S / Turbo 2014-18

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Diagram ref no 2

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94810653300

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Water Pump with gasket.

Fits:
Porsche 957 Cayenne S / GTS / TURBO 2007-10
Porsche 958 Cayenne S / GTS / TURBO 2011-17
Porsche 970 Panamera S / GTS / TURBO 2010>>
Porsche Macan S / GTS / TURBO 2014>>

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Diagram ref no 1

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94810603301

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Water Pump.

 


Fits:
Porsche 957 Cayenne S / GTS / TURBO 2007-10
Porsche 958 Cayenne S / GTS / TURBO 2011-18
Porsche 970 Panamera S / GTS / TURBO 2010-16
Porsche Macan S / GTS / TURBO 2014-18

Click 'Zoom in' for large parts diagram.
Diagram ref no 1

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94810603301

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Water Pump.
Maintain efficient engine cooling with this OE Match Water Pump, manufactured as a direct replacement. Produced to OE-style specifications, this water pump is designed to circulate coolant throughout the engine and cooling system, helping to regulate operating temperatures and protect the engine from overheating under all driving conditions.

Fits:

• Porsche 957 Cayenne S / GTS 4.8L 2007-10
• Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
• Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
• Porsche 958 Cayenne GTS V8 4.8L Petrol (400Hp) 2010-17
• Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
• Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
• Porsche 970.1 Panamera S V8 4.8L 2009-13
• Porsche 970.1 Panamera 4S V8 4.8L 2009-13
• Porsche 970.1 Panamera GTS V8 4.8L 2011-13
• Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
• Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
• Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
• Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
• Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
• Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
• Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
• Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
• Porsche 970.2 Panamera Turbo V8 Executive 2014-16
• Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16  

Diagram Ref No 1

The water pump is a critical component of the cooling system, continuously driven whenever the engine is running. Over time, the internal bearings, shaft seal, and impeller can wear due to heat, coolant exposure, and high mileage. This can lead to coolant leaks, reduced coolant circulation, bearing noise, or complete pump failure. Replacing a worn water pump helps restore cooling system efficiency and provides reliable engine temperature control. This OE Match component is ideal for routine maintenance, cooling system repairs, engine overhauls, and Porsche restoration projects.  

What This Product Does:

• Circulates coolant throughout the engine and radiator.
• Maintains correct engine operating temperature.
• Helps prevent engine overheating.
• Supports efficient heat transfer from the engine.
• Replaces worn or leaking original water pumps.
• Restores reliable cooling system performance.
• Provides an OE-style fit and dependable quality.

Symptoms Of Wear Or Failure:

• Coolant leaking from the water pump.
• Bearing noise or whining from the pump.
• Engine running hotter than normal.
• Overheating under load or in traffic.
• Excessive play in the water pump pulley.
• Visible corrosion or coolant staining around the pump.
• Poor coolant circulation.
• Age-related deterioration of the original component.

Why Replacement Matters:

• The water pump is responsible for maintaining continuous coolant circulation through the engine and radiator, ensuring heat is efficiently removed from the engine. A worn or failing water pump can lead to coolant leaks, reduced circulation, engine overheating, and potentially severe engine damage if left unresolved.
• Replacing the water pump restores reliable coolant flow, helping maintain correct operating temperatures and protecting the engine from unnecessary wear and overheating. Manufactured as a direct replacement and produced to OE-style specifications, this OE Match water pump provides the correct fit, dependable quality, and long-lasting durability, making it an excellent choice for Porsche maintenance, cooling system repairs, engine rebuilds, and restoration projects.

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94810603301

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