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

Click 'Zoom in' for large parts diagram.
Diagram ref no 4

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Related, superseded, cross reference or alternative numbers for comparison.

95810506600

The product you are viewing cross references to these numbers

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

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Related, superseded, cross reference or alternative numbers for comparison.

95810506700

The product you are viewing cross references to these numbers

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 9

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Related, superseded, cross reference or alternative numbers for comparison.

95810506800

The product you are viewing cross references to these numbers

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Related, superseded, cross reference or alternative numbers for comparison.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

The product you are viewing cross references to these numbers

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

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Related, superseded, cross reference or alternative numbers for comparison.

95810546900

The product you are viewing cross references to these numbers

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

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Related, superseded, cross reference or alternative numbers for comparison.

95810551400

The product you are viewing cross references to these numbers

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

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Related, superseded, cross reference or alternative numbers for comparison.

958109229D

The product you are viewing cross references to these numbers

Timing Chain Kit. 

The OE MATCH Timing Chain Kit is a replacement engine timing system solution intended for Porsche Cayenne 958 and Panamera 970 models equipped with the 3.0L V6 Hybrid petrol engine, subject to confirmation of the kit's exact components and vehicle compatibility.

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  

Kit Includes:

• 1 x Chain Top Left
• 1 x Chain Top Right
• 1 x Chain Center
• 1 x Chain Lower
• 1 x Tensioner Top Left
• 1 x Tensioner Top Right
• 1 x Tensioner Center
• 1 x Tensioner Lower
• 1 x Guide Rail Center Top
• 1 x Guide Rail Center Left
• 2 x Guide Rail Left & Right

Designed to restore the correct operation of the engine's timing system, the kit provides a solution for replacing worn or deteriorated timing drive components during engine repairs, preventative maintenance or major engine overhauls.

The timing chain system is responsible for maintaining precise synchronisation between the crankshaft and camshafts, ensuring that the engine's intake and exhaust valves operate at the correct points in the combustion cycle.

Timing components operate continuously while the engine is running and are exposed to repeated mechanical loading, engine heat and vibration. Over time, timing chains can develop wear and elongation, while associated tensioners and guide rails may deteriorate.

A properly specified replacement timing chain kit helps restore accurate engine timing, reduce excessive chain movement and maintain smooth, reliable engine operation.

Ideal for Porsche owners undertaking timing system repairs or comprehensive engine maintenance, this kit offers a practical solution for addressing deterioration within the engine's timing drive assembly.

What This Product Does:
The timing chain kit supports the mechanical synchronisation of the engine's crankshaft and camshafts, ensuring that the valves open and close at the correct times in relation to piston movement.

Its key functions include:

• Engine Timing Synchronisation: Maintains the correct mechanical relationship between the crankshaft and camshafts.
• Accurate Valve Timing: Helps ensure the intake and exhaust valves operate at the intended points in the engine cycle.
• Timing Chain Tension: Associated tensioners maintain appropriate chain tension and reduce excessive slack.
• Timing Chain Guidance: Guide rails support correct chain routing and help control unwanted movement.
• Smooth Engine Operation: Accurate timing contributes to stable idling, consistent combustion and predictable engine performance.
• Reduced Timing System Noise: Properly functioning chains, guides and tensioners help minimise excessive rattling and vibration.
• Engine Performance Support: Correct valve timing contributes to efficient combustion, power delivery and engine responsiveness.
• Component Protection: Maintaining correct chain alignment and tension helps reduce unnecessary wear on associated timing components.
• Long-Term Reliability: Renewing worn timing components helps reduce the risk of unexpected timing system failure.

Symptoms Of Wear Or Failure:
Over time, timing chains, tensioners, guide rails and associated components can deteriorate through normal use, insufficient lubrication, mechanical fatigue or ageing.

Common signs include:

• Rattling Noise During Cold Starts: A metallic rattling sound when starting the engine may indicate excessive chain slack, tensioner problems or guide wear.
• Persistent Timing Chain Noise: Rattling, slapping or grinding noises from the timing drive area may indicate worn or damaged components.
• Rough Engine Idling: Incorrect valve timing may contribute to uneven engine operation or unstable idling.
• Engine Misfires: Timing irregularities can affect combustion and contribute to misfiring.
• Reduced Engine Performance: An elongated or incorrectly tensioned timing chain may affect valve timing and reduce engine responsiveness.
• Engine Management Warning Light: Timing-related faults may trigger the check engine light and store diagnostic trouble codes.
• Camshaft and Crankshaft Correlation Faults: Diagnostic codes indicating incorrect synchronisation may suggest problems within the timing drive system.
• Difficulty Starting: Significant timing irregularities can contribute to extended cranking or starting difficulties.
• Excessive Timing Chain Slack: A worn chain or failing tensioner may allow abnormal movement within the timing drive assembly.
• Damaged Timing Chain Guides: Cracked, broken or worn guide rails can affect chain positioning and increase mechanical noise.
• Deteriorated Tensioner Operation: A faulty hydraulic or mechanical tensioner may no longer maintain the correct chain tension.
• Plastic Debris in Engine Oil: Fragments from deteriorating chain guides may appear in the oil or filter.
• Engine Timing Failure: Severe deterioration may cause the timing chain to jump teeth or fail, potentially resulting in serious internal engine damage.

Why Replacement Matters:

• Replacing worn or damaged timing chain components is essential for maintaining accurate engine operation and protecting the long-term reliability of your Porsche's 3.0L V6 Hybrid engine.
• The timing chain system plays a critical role in coordinating crankshaft and camshaft movement. Even relatively small timing deviations can affect valve operation, combustion efficiency and overall engine performance.
• As timing chains wear, elongation can develop within the chain assembly. This may lead to excessive movement, abnormal noise and increased stress on the tensioners and guide rails.
• If a chain tensioner becomes weak or a guide rail deteriorates, the timing chain may no longer remain correctly positioned. Continued operation under these conditions can increase the risk of the chain skipping or jumping teeth.
• A timing chain failure can have serious consequences. If the crankshaft and camshafts lose synchronisation, internal engine components may be damaged, potentially resulting in expensive repairs.
• Replacing deteriorated timing components helps restore correct mechanical synchronisation, appropriate chain tension and reliable valve timing.
• Where inspection identifies wear across multiple components, replacing the affected chains, tensioners and guide rails together can be more practical than carrying out repeated repairs to individual components.
• For Porsche Cayenne and Panamera Hybrid owners, maintaining the timing system is especially important as part of responsible engine servicing and long-term vehicle preservation.
• A correctly specified OE MATCH Timing Chain Kit can provide an effective replacement solution, helping restore engine timing accuracy, reduce abnormal mechanical noise and minimise the risk of major timing-related engine damage.

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 sprocket. 
sold each.

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

Click 'Zoom in' for large parts diagram.
Diagram ref no 4

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

95810507701

The product you are viewing cross references to these numbers

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

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

95810513900

The product you are viewing cross references to these numbers

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

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

95810513900

The product you are viewing cross references to these numbers

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

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, 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

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, 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