Chains & Tensioners

Timing chain guide rail.



Fits:
Porsche 958 Cayenne 3.0L DIESEL 20112-18
Porsche 95B Macan V6 TDI 3.0L 2014-18
Porsche 970 Panamera 3.0L DIESEL 2012-16

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Diagram ref no 4

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95810506600

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Timing chain guide rail.



Fits:
Porsche 958 Cayenne 3.0L DIESEL 20112-18
Porsche 95B Macan V6 TDI 3.0L 2014-18
Porsche 970 Panamera 3.0L DIESEL 2012-16

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

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95810506700

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Timing chain guide rail.



Fits:
Porsche 958 Cayenne 3.0L DIESEL 20112-18
Porsche 95B Macan V6 TDI 3.0L 2014-18
Porsche 970 Panamera 3.0L DIESEL 2012-16

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Diagram ref no 9

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95810506800

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Timing chain guide rail.



Fits:
Porsche 958 Cayenne 3.0L DIESEL 20112-18
Porsche 95B Macan V6 TDI 3.0L 2014-18
Porsche 970 Panamera 3.0L DIESEL 2012-16

Click 'Zoom in' for large parts diagram.
Diagram ref no 18

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

95810506900

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Timing chain guide rail.



Fits:
Porsche 958 Cayenne 3.0L Hybrid 2011-18
Porsche 970 Panamera 3.0L Hybrid 2013-16

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Diagram ref no 11

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

95810546900

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Timing chain guide rail.



Fits:
Porsche 958 Cayenne 3.0L Hybrid 2011-18
Porsche 970 Panamera 3.0L Hybrid 2013-16

Click 'Zoom in' for large parts diagram.
Diagram ref no 11

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95810551400

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Timing chain kit with guide rails. 

Fits:
Porsche 958 Cayenne Diesel 3.0ltr - 2010 to 2017
Porsche 95B Macan S Diesel 3.0ltr - 2014 to 2018
Porsche 970 Panamera Diesel 3.0ltr - 2009 to 2013

For Engine Codes
958 Cayenne - CRCA / CRCB / CNRB / CVVA / CVVB / CVVC
Porsche 95B Macan - CDUD / CTBA / CTBB / CTBC
Porsche 970.1 / 970.2 Panamera - CRCC / CRCB

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958109229D

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Timing chain sprocket. 
sold each.



Fits:
Porsche 970 Panamera 3.0L HYBRID 2011-16 
Porsche 958 Cayenne 3.0L HYBRID 2010-18

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Diagram ref no 4

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95810507701

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Timing chain tensioner gasket.



Fits:
Porsche 95B.2 Macan 2.0L / 3.0L 2018>>
Porsche 958 Cayenne 3.0L / 3.0L Hybrid 2010-18
Porsche 9YA Cayenne 2.9L / 3.0L / 4.0L 2017>>
Porsche 970 Panamera 3.0L Hybrid 2011-16
Porsche 971 Panamera 2.9L / 3.0L 2016-20
Porsche 971 Panamera 4.0L 2016-20

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Diagram ref no 14

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95810513900

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Timing chain tensioner gasket.



Fits:
Porsche 95B.2 Macan 2.0L / 3.0L 2018>>
Porsche 958 Cayenne 3.0L / 3.0L Hybrid 2010-18
Porsche 9YA Cayenne 2.9L / 3.0L / 4.0L 2017>>
Porsche 970 Panamera 3.0L Hybrid 2011-16
Porsche 971 Panamera 2.9L / 3.0L 2016-20
Porsche 971 Panamera 4.0L 2016-20

Click 'Zoom in' for large parts diagram.
Diagram ref no 14

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95810513900

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Timing chain, Centre upper.

Fits:
Porsche 970 Panamera 3.0L HYBRID 2011-16
Porsche 958 Cayenne 3.0L HYBRID 2010-18

Diagram ref no 1

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958109465C

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Timing Chain, Centre Upper.
The IWIS Timing Chain, Centre Upper is a replacement internal engine timing component for compatible Porsche applications. Located within the centre upper section of the timing system, the chain transfers rotational drive between associated timing components and helps maintain the precise mechanical synchronisation required for correct engine operation.

Fits:

• 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  

Diagram Ref No 1

Timing chains operate continuously whenever the engine is running and are subjected to repeated mechanical loads. Although designed for long service life, wear can develop in the chain, guides, tensioners and sprockets over time.

A worn or elongated timing chain can develop excessive slack, create abnormal mechanical noise and affect timing accuracy. If deterioration becomes severe enough for the chain to jump or fail, significant internal engine damage may result.

What This Product Does:
The centre upper timing chain forms part of the engine's mechanical timing drive.

Its primary purpose is to transmit rotational movement between associated timing-system components while maintaining their required mechanical relationship.

This helps support:

• Accurate operation of the engine timing system
• Correct synchronisation of associated rotating components
• Reliable transfer of mechanical drive
• Stable engine operation
• Consistent timing throughout the engine-speed range
• Reliable operation of associated timing components

Correct chain tension and engagement with the sprockets are essential for maintaining accurate mechanical timing.

Symptoms Of Wear Or Failure:
Possible signs of timing-chain or associated timing-system deterioration include:

• Metallic rattling from the timing area
• Clattering or chain noise
• Rattle during cold start
• Excessive chain slack
• Timing-chain elongation
• Abnormal noise at idle
• Noise that changes with engine speed
• Rough or irregular engine operation
• Difficult startingUnstable idle
  
• Reduced engine performance
• Engine warning light
• Timing-related diagnostic fault codes
• Crankshaft/camshaft correlation faults where applicable
• Visible chain wear during inspection
• Worn or damaged chain guides
• Abnormal sprocket wear
• Metal or plastic debris in the engine oil or filter

These symptoms can also be caused by other components, so accurate diagnosis is essential before replacement.

Why Replacement Matters:
The centre upper timing chain is an important internal engine component.

Replacing a confirmed worn, elongated or damaged IWIS Centre Upper Timing Chain can help:

• Restore reliable timing-system operation
• Maintain accurate mechanical synchronisation
• Reduce excessive chain slack
• Reduce abnormal timing-chain noise
• Restore reliable chain engagement
• Protect associated guides and sprockets
• Reduce the risk of timing deviation
• Reduce the risk of the chain jumping
• Support smooth and consistent engine operation
• Protect expensive internal engine components

Ignoring confirmed timing-chain deterioration can allow wear to progress and potentially lead to a considerably more expensive engine repair.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

958109465C

The product you are viewing cross references to these numbers

Timing chain, Left Upper.

Fits:
Porsche 970 Panamera 3.0L HYBRID 2011-16
Porsche 958 Cayenne 3.0L HYBRID 2010-18

Diagram ref no 31

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958109465B

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Timing Chain, Left Upper.
The IWIS Timing Chain, Left Upper is a replacement internal engine timing component for compatible Porsche applications. Positioned within the left upper section of the timing system, it forms part of the mechanical chain drive responsible for maintaining accurate synchronisation between associated engine timing components.

Fits:

• 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  

Diagram Ref No 31

The timing chain operates continuously whenever the engine is running. Although manufactured for long service life, gradual wear can develop in the chain links, pins and contact surfaces, as well as in associated guides, tensioners and sprockets.

Excessive wear or chain elongation can create additional slack, abnormal mechanical noise and inaccurate timing. If deterioration progresses far enough for the chain to jump, derail or fail, significant internal engine damage may result.

What This Product Does:
The left upper timing chain forms part of the engine's mechanical timing drive.

Its role is to transfer rotational movement between associated timing components while maintaining their required mechanical relationship.

This helps support:

• Accurate operation of the engine timing system
• Correct synchronisation of associated components
• Reliable transfer of rotational drive
• Accurate camshaft drive where applicable
• Correct valve timingSmooth engine operation
  
• Stable combustionConsistent engine performance

Correct chain tension and accurate engagement with the associated sprockets are essential for dependable engine timing.

Symptoms Of Wear Or Failure:
Possible symptoms of timing-chain or associated timing-system deterioration include:

• Metallic rattling from the timing area
• Clattering or chain noise
• Rattle during cold starts
• Excessive chain slack
• Timing-chain elongation
• Mechanical noise at idle
• Noise that changes with engine speed
• Rough or irregular engine operation
• Unstable idle
• Difficult starting
• Reduced engine performance
• Engine warning light
• Timing-related diagnostic fault codes
• Crankshaft/camshaft correlation faults where applicable
• Misfires or irregular combustion
• Visible chain wear during inspection
• Worn or damaged chain guides
• Abnormal sprocket wear
• Metal or plastic debris in the engine oil or filter

These symptoms can also be caused by other timing components, so the system should be correctly diagnosed before individual parts are replaced.

Why Replacement Matters:
The left upper timing chain is a critical part of the engine's mechanical timing system.

Replacing a confirmed worn, elongated or damaged IWIS Timing Chain, Left Upper can help:

• Restore dependable timing-chain operation
• Maintain accurate mechanical synchronisation
• Restore correct camshaft drive where applicable
• Reduce excessive chain slack
• Reduce abnormal timing-chain noise
• Protect associated guides and sprockets
• Reduce the risk of timing deviation
• Reduce the risk of chain derailment
• Reduce the risk of the chain jumping
• Support smooth engine operation
• Protect expensive internal engine components

Once excessive chain wear has been confirmed, continued operation can allow deterioration to progress and increase the possibility of a substantially more expensive engine repair.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

958109465B

The product you are viewing cross references to these numbers

Timing chain, Right upper.

Fits:
Porsche 970 Panamera 3.0L HYBRID 2011-16
Porsche 958 Cayenne 3.0L HYBRID 2010-18

Diagram ref no 34

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

958109465D

The product you are viewing cross references to these numbers

Timing Chain, Right Upper.
The IWIS Timing Chain, Right Upper is a replacement internal engine timing component for compatible Porsche applications. Positioned within the right upper section of the engine timing system, it forms part of the mechanical chain drive responsible for maintaining accurate synchronisation between associated engine timing components.

Fits:

• 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  

Diagram Ref No 34

The timing chain operates continuously whenever the engine is running. Although manufactured for long service life, gradual wear can develop at the chain links, pins and contact surfaces, as well as in associated guides, tensioners and sprockets.

A worn, elongated or damaged timing chain can develop excessive slack, create abnormal mechanical noise and affect timing accuracy. If deterioration becomes severe enough for the chain to jump, derail or fail, significant internal engine damage may result.

What This Product Does:
The right upper timing chain forms part of the engine's mechanical timing drive.

Its role is to transfer rotational movement between associated timing components while maintaining their required mechanical relationship.

This helps support:

• Accurate engine timing
• Correct synchronisation of associated components
• Reliable transfer of rotational drive
• Accurate camshaft drive where applicable
• Correct valve timingSmooth engine operation
  
• Stable combustionConsistent engine performance

The chain must remain correctly tensioned, lubricated and properly engaged with its associated sprockets for dependable operation.

Symptoms Of Wear Or Failure:
Possible signs of timing-chain or associated timing-system deterioration include:

• Metallic rattling from the timing area
• Clattering or chain noise
• Rattle during cold starts
• Excessive chain slack
• Timing-chain elongation
• Mechanical noise at idle
• Noise that changes with engine speed
• Rough or irregular engine operation
• Unstable idleDifficult starting
  
• Reduced engine performance
• Engine warning light
• Timing-related diagnostic fault codes
• Crankshaft/camshaft correlation faults where applicable
• Misfires or irregular combustion
• Visible chain wear during inspection
• Worn or damaged chain guides
• Abnormal sprocket wear
• Metal or plastic debris in the engine oil or oil filter

These symptoms can also be produced by other timing-system or internal engine faults, so accurate diagnosis is important before replacing individual components.

Why Replacement Matters:
The right upper timing chain is an important part of the engine's mechanical timing system.

Replacing a confirmed worn, elongated or damaged IWIS Timing Chain, Right Upper can help:

• Restore dependable timing-chain operation
• Maintain accurate mechanical synchronisation
• Restore correct camshaft drive where applicable
• Reduce excessive chain slack
• Reduce abnormal timing-chain noise
• Protect associated guides and sprockets
• Reduce the risk of timing deviation
• Reduce the risk of chain derailment
• Reduce the risk of the chain jumping
• Support smooth engine operation
• Protect expensive internal engine components

Continued operation with a confirmed timing-chain problem can allow deterioration to progress and increase the risk of a considerably more expensive engine repair.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

958109465D

The product you are viewing cross references to these numbers