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- Porsche 957 Cayenne 3.6L 2007-10
The OE MATCH 80°C Thermostat is a replacement engine cooling-system thermostat designed to regulate coolant circulation and help maintain controlled engine operating temperatures.
Fits:
- Porsche 957 Cayenne 3.6L 2007-10
Diagram Ref No 11
With an 80°C temperature rating, this thermostat begins regulating coolant flow according to its specified operating range. It provides an alternative replacement option for compatible applications where an 80°C thermostat is required.
What This Product Does:
The thermostat acts as a temperature-controlled valve within the engine cooling circuit.
When the engine is cold, the thermostat restricts coolant circulation through the radiator. This helps the engine reach its normal operating temperature efficiently.
As coolant temperature increases towards the thermostat's operating range, the thermostat opens to allow increased coolant circulation through the radiator. Heat can then be transferred away from the engine.
The 80°C thermostat helps:
- Regulate engine coolant circulation
- Control engine operating temperature
- Allow efficient engine warm-up
- Increase radiator coolant flow as temperature rises
- Reduce the risk of excessive engine temperatures
- Maintain more consistent cooling-system operation
- Support dependable engine performance
Symptoms Of Wear Or Failure:
Thermostats are continually exposed to hot coolant and repeated heating and cooling cycles. Over time, the internal mechanism can deteriorate, become sluggish or seize.
Common symptoms of thermostat problems include:
- Engine overheating
- Engine running hotter than expected
- Temperature gauge fluctuating unexpectedly
- Sudden increases in coolant temperature
- Engine taking too long to warm up
- Engine consistently running too cool
- Poor or inconsistent cabin heater performance
- Cooling fans operating unusually frequently
- Coolant temperature warning messages
- Changes in fuel economyInconsistent engine operating temperature
The symptoms will depend largely on whether the thermostat has become stuck closed, stuck open or is only partially opening.
Why Replacement Matters:
Maintaining controlled engine temperature is essential for reliable performance and engine protection.
A correctly functioning thermostat balances two competing requirements: allowing the engine to warm up efficiently while providing sufficient coolant circulation when temperatures increase.
Replacing a worn or malfunctioning thermostat can help restore:
- Controlled coolant circulation
- Stable engine temperature
- Effective radiator cooling
- Predictable engine warm-up
- Consistent heater performance
- Efficient engine operation
- Protection against overheating
Ignoring thermostat problems can place unnecessary stress on the cooling system and, in cases of severe overheating, potentially result in expensive engine damage.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95510612601
The product you are viewing cross references to these numbers
- 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
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.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94810603404
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne S V6 3.0L Hybrid (380Hp) 2010-17
- Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
Fits:
Porsche 958 Cayenne HYBRID 3.0L 2011-16
Porsche 970 Panamera HYBRID 3.0L 2012-16
Click 'Zoom in' for large parts diagram.
Diagram ref no 5
Related reference numbers
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95810603202
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
- Porsche 958 Cayenne S V8 4.2L Diesel (382Hp) 2010-17
Fits:
Porsche 957 Cayenne 3.0L DIESEL 2009-10
Porsche 958 Cayenne 3.0L DIESEL 2011
Click 'Zoom in' for large parts diagram.
Diagram ref no 18
Related reference numbers
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95560609110
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
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- 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
Fits:
Porsche 958 Cayenne S / GTS / Turbo 2011>>
Porsche 970 Panamera S / GTS / Turbo 2010>>
Click 'Zoom in' for large parts diagram.
Diagram ref no 4.
Related reference numbers
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