Chains & Tensioners

Timing Chain Guide Rail. 
The OE MATCH Timing Chain Guide Rail is an original equipment engine timing component designed to guide and support the timing chain as it travels through the engine. This guide rail plays a critical role in maintaining correct timing chain alignment and ensuring precise valve timing.

Fits:  

• Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
• Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
• Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
• Porsche 970.2 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 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 11

Constructed from high-strength materials with wear-resistant contact surfaces, the guide rail works alongside the timing chain and chain tensioner to minimise chain movement, reduce vibration and maintain accurate synchronisation between the crankshaft and camshafts. 

What This Product Does:

• Guides and supports the timing chain during operation.
• Maintains correct timing chain alignment.
• Helps ensure accurate valve timing.
• Works with the timing chain tensioner to control chain movement.
• Reduces timing chain vibration and noise.
• Minimises wear on timing system components.
• Supports smooth and reliable engine operation.
• Contributes to long-term engine durability.

Symptoms Of Wear Or Failure:

• Rattling noises from the timing chain area, particularly during start-up.
• Increased engine timing chain noise.
• Timing chain slack or excessive movement.
• Engine management warning lights.
• Timing-related fault codes.
• Rough engine running or poor performance.
• Misfires caused by timing irregularities.
• Visible wear, cracking or breakage of the guide rail during inspection.
• Potential timing chain damage in severe cases.

Why Replacement Matters:

• Timing chain guide rails are continuously exposed to friction, engine vibration, temperature fluctuations and constant contact with the timing chain. Over time, the guide surface can wear, crack or become brittle, reducing its ability to support and control chain movement effectively.
• A worn guide rail can allow excessive timing chain movement, increasing the risk of chain noise, inaccurate valve timing and accelerated wear of other timing system components. In severe cases, guide rail failure can contribute to timing chain misalignment or damage, potentially resulting in serious engine damage and costly repairs.
• Replacing a worn timing chain guide rail restores proper chain control, helps maintain accurate engine timing and protects critical timing system components from premature wear.

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

94610506801

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 2

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

95810506500

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 4

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

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

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

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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 kit

Fits:

• Porsche 95B.1 Macan Petrol 2.0L 237Bhp 2014-18
• Porsche 95B.2 Macan Petrol 2.0L 245Bhp 2019-21
• Porsche 95B.3 Macan Petrol 2.0L 265Bhp 2022>>
• Porsche 95B.3 Macan T Petrol 2.0L 265Bhp 2022>>

Related reference numbers
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95810946700

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Timing chain kit

Fits:

• Porsche 95B.1 Macan Petrol 2.0L 237Bhp 2014-18
• Porsche 95B.2 Macan Petrol 2.0L 245Bhp 2019-21
• Porsche 95B.3 Macan Petrol 2.0L 265Bhp 2022>>
• Porsche 95B.3 Macan T Petrol 2.0L 265Bhp 2022>>
• Porsche 9YA Cayenne 2.0ltr - 2018 Onwards

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95810946700

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Timing Chain. 
The Genuine Porsche Timing Chain 94610516975 is a critical internal engine component designed for compatible Porsche applications. It forms part of the engine's mechanical timing drive, transferring rotational movement between timing components and helping maintain the precise relationship required for correct engine operation.

Fits:

• Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
• 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 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18  

Diagram Ref No 4

The timing chain operates continuously whenever the engine is running and works together with sprockets, chain guides and tensioners. Excessive chain wear, elongation or failure of associated timing components can affect timing accuracy, potentially resulting in noise, poor engine performance, diagnostic faults and serious internal engine damage.  

What This Product Does:

The timing chain transfers rotational drive through the engine's timing system and helps keep critical engine components operating in the correct mechanical relationship.

A correctly functioning timing chain helps:

• Maintain accurate mechanical engine timing
• Synchronise the timing drive
• Support correct valve timing
• Transfer rotational drive reliably
• Maintain smooth engine operation
• Support consistent combustion and performance
• Maintain accurate timing throughout the engine speed range

The chain functions as part of a complete system. The condition of its guides, tensioners and sprockets can directly affect timing-chain operation and service life.

Symptoms Of Wear Or Failure:
Timing chains are designed for long service life, but wear can develop due to mileage, inadequate lubrication, contaminated oil or deterioration of associated components.

Possible symptoms include:

• Metallic rattling from the timing-chain area
• Rattle immediately after engine start-up
• Persistent chain noise while the engine is running
• Check Engine Light
• Timing-related diagnostic fault codes
• Camshaft/crankshaft correlation faults
• Rough or unstable idle
• Engine misfires
• Difficult starting
• Poor acceleration
• Reduced engine performance
• Uneven engine operation
• Excessive chain slack
• Timing values outside specification
• Metal or guide material found in the engine oil or filter

Timing-related noises or diagnostic faults should be investigated promptly.

Why Replacement Matters:
The timing chain is fundamental to correct engine operation.

Replacing a confirmed worn or damaged Timing Chain helps:

• Restore correct timing-drive operation
• Maintain accurate mechanical timing
• Reduce excessive chain movement
• Correct problems associated with confirmed chain elongation
• Support smooth and consistent engine operation
• Reduce stress on associated timing components
• Prevent further deterioration of the timing system
• Reduce the risk of major internal engine damage

Timing-chain deterioration should not be ignored because a relatively manageable timing-system repair can become a significantly more expensive engine repair if the chain jumps timing or fails.

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

94610516975

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Timing Chain. 
The IWIS Timing Chain is a replacement engine timing component for compatible Porsche applications. The timing chain forms a critical part of the engine's mechanical timing system, transferring rotational drive between timing components and helping maintain the precise relationship required for correct engine operation.

Fits:

• Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
• 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 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18  

Diagram Ref No 4

The timing chain operates continuously whenever the engine is running and works together with sprockets, chain guides and tensioners. Excessive chain wear, elongation or failure of associated timing components can affect timing accuracy, potentially resulting in noise, poor engine performance, diagnostic faults and serious internal engine damage.  

What This Product Does:

The timing chain transfers rotational drive through the engine's timing system and helps keep critical engine components operating in the correct mechanical relationship.

A correctly functioning timing chain helps:

• Maintain accurate mechanical engine timing
• Synchronise the timing drive
• Support correct valve timing
• Transfer rotational drive reliably
• Maintain smooth engine operation
• Support consistent combustion and performance
• Maintain accurate timing throughout the engine speed range

The chain functions as part of a complete system. The condition of its guides, tensioners and sprockets can directly affect timing-chain operation and service life.

Symptoms Of Wear Or Failure:
Timing chains are designed for long service life, but wear can develop due to mileage, inadequate lubrication, contaminated oil or deterioration of associated components.

Possible symptoms include:

• Metallic rattling from the timing-chain area
• Rattle immediately after engine start-up
• Persistent chain noise while the engine is running
• Check Engine Light
• Timing-related diagnostic fault codes
• Camshaft/crankshaft correlation faults
• Rough or unstable idle
• Engine misfires
• Difficult starting
• Poor acceleration
• Reduced engine performance
• Uneven engine operation
• Excessive chain slack
• Timing values outside specification
• Metal or guide material found in the engine oil or filter

Timing-related noises or diagnostic faults should be investigated promptly.

Why Replacement Matters:
The timing chain is fundamental to correct engine operation.

Replacing a confirmed worn or damaged Timing Chain helps:

• Restore correct timing-drive operation
• Maintain accurate mechanical timing
• Reduce excessive chain movement
• Correct problems associated with confirmed chain elongation
• Support smooth and consistent engine operation
• Reduce stress on associated timing components
• Prevent further deterioration of the timing system
• Reduce the risk of major internal engine damage

Timing-chain deterioration should not be ignored because a relatively manageable timing-system repair can become a significantly more expensive engine repair if the chain jumps timing or fails.

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

94610516975

The product you are viewing cross references to these numbers

Timing Chain.
The OE Match Timing Chain is a premium-quality replacement engine timing component designed to synchronise the rotation of the crankshaft and camshaft(s) on compatible Porsche engines. Manufactured to OE specifications for fit, strength and durability, this precision-engineered timing chain ensures accurate valve timing, allowing the engine to operate efficiently while delivering optimum performance, fuel economy and reliability.

Fits:

• Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
• Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
• Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
• Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18  

Diagram Ref No 1

Manufactured from high-strength heat-treated alloy steel with precision-machined chain links and hardened pins, the timing chain is engineered to withstand constant high-speed operation, heavy engine loads and continuous thermal cycling. Designed for direct OE-style installation, it works seamlessly with the original timing chain guides, sprockets and tensioners, making it the ideal replacement during engine rebuilds, timing system repairs or preventative maintenance.  

What This Product Does:

• Synchronises the crankshaft and camshaft(s).
• Maintains accurate engine valve timing.
• Ensures correct opening and closing of the engine valves.
• Supports smooth engine operation and performance.
• Helps maximise fuel efficiency and emissions performance.
• Works with the timing chain tensioner and guide rails.
• Restores factory timing system performance.
• Forms an essential part of the engine timing system.

Symptoms Of Wear Or Failure:

• Rattling noise from the front of the engine, particularly during start-up.
• Engine management or check engine warning light.
• Timing-related fault codes.
• Rough idle or poor engine performance.
• Loss of engine power or hesitation.
• Engine misfires.
• Difficulty starting the engine.
• Excessive timing chain stretch.
• Incorrect valve timing.
• Severe engine damage if the chain slips or fails.

Why Replacement Matters:

• The timing chain operates continuously whenever the engine is running and is subjected to high loads, rapid acceleration, constant lubrication and repeated heat cycles. Over time, the chain can stretch through normal wear, while the links and pins gradually lose their original precision. This can affect valve timing and increase stress on the timing chain guides and tensioners.
• A worn timing chain can lead to poor engine performance, increased emissions, rough running and timing-related warning lights. In severe cases, excessive chain stretch or failure can allow the engine timing to slip, potentially resulting in contact between the pistons and valves and causing extensive internal engine damage.
• Replacing a worn timing chain restores precise valve timing, reliable engine performance and long-term durability. The OE Match replacement is manufactured to OE standards using premium heat-treated materials to provide factory-style fitment, exceptional strength and dependable performance, helping to protect your Porsche engine for many miles to come.

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.
The IWIS Timing Chain is a replacement internal engine timing component for compatible Porsche applications. It forms part of the engine's mechanical timing drive, transmitting rotational movement between associated timing components and helping maintain the precise synchronisation required for reliable engine operation.
 
Fits:

• Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
• Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
• Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
• Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18  

Diagram Ref No 1

Timing chains operate continuously whenever the engine is running. Although engineered for durability and long service life, gradual wear can occur at the chain links, pins and contact surfaces. Wear may also develop 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 or fail, significant internal engine damage may result.

What This Product Does:
The timing chain transfers rotational movement through the engine's timing system while maintaining the required mechanical relationship between associated components.

Within the timing system, precise synchronisation is essential to ensure that internal engine components operate at the correct point in the combustion cycle.

The timing chain helps support:

• Accurate engine timing
• Reliable mechanical synchronisation
• Correct operation of associated timing components
• Consistent engine performance
• Smooth engine operation
• Stable combustion
• Reliable operation throughout the engine-speed range

The chain must remain correctly tensioned and properly engaged with its sprockets to maintain accurate timing.

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

• Metallic rattling from the timing-chain 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
• 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 filter

These symptoms do not automatically mean the chain itself has failed. Similar problems can result from worn guides, defective tensioners, damaged sprockets, camshaft-control components or lubrication issues.

Why Replacement Matters:
The timing chain is a critical internal engine component.

Replacing a confirmed worn, elongated or damaged IWIS 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 engine operation
• Protect expensive internal engine components

Once excessive timing-chain wear has been confirmed, continued operation can increase the possibility of more serious and expensive engine damage.

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.

Fits:
Porsche 958 Cayenne 3.0L DIESEL 2011-18
Porsche 95B Macan 3.0L V6 TDI 2014-18
Porsche 970 Panamera 3.0L DIESEL 2012-16

Diagram ref no 1

Related reference numbers
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958109229D

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