Chains & Tensioners

Balancer Shaft Chain Sprocket.

Fits:
Porsche 971 Panamera MKI 4.0L V8 2017>>2021

Cars With Engine Code:
DBUC

Diagram Ref No 35

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Related, superseded, cross reference or alternative numbers for comparison.

PAB105223

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Related, superseded, cross reference or alternative numbers for comparison.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Related, superseded, cross reference or alternative numbers for comparison.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, Oil Pump.
The PORSCHE Timing Chain, Oil Pump 9A710910602 is a genuine Porsche internal engine drive component designed to provide mechanical drive to the engine oil pump on compatible Porsche applications.

Fits:

• Porsche 971.1 Panamera 4S Diesel V8 4.0L 4WD (422 Hp) 2017-18
• Porsche 971.1 Panamera 4S Diesel 4.0L Twin-Turbo V8 Sport Turismo 2017-18  

Diagram Ref No 9

The oil pump must operate whenever the engine is running to circulate lubricant through the engine. This chain forms part of the mechanical drive system that keeps the pump operating, supporting lubrication of bearings, crankshaft components, camshaft and valvetrain parts, timing components and other moving internal surfaces.

Although designed for extended service life, an oil pump drive chain is subjected to continuous mechanical loading, friction and heat. Wear to the chain links, pins and associated sprockets can gradually increase chain slack and reduce the reliability of the drive system.

What This Product Does:
The oil pump chain transfers mechanical rotation through the engine's oil pump drive system, allowing the oil pump to operate continuously while the engine is running.

Reliable pump operation allows engine oil to circulate to critical components including:

• Crankshaft bearings
• Connecting-rod bearings
• Camshaft components
• Valvetrain components
• Timing chains and sprockets
• Timing guides and tensioners
• Other internal moving and friction surfaces

The chain itself does not generate engine oil pressure. It provides mechanical drive to the oil pump; the pump and lubrication system are responsible for producing, regulating and distributing the required oil flow and pressure.

Symptoms Of Wear Or Failure:
Possible symptoms of deterioration within the oil pump chain or associated drive components include:

• Metallic rattling or clattering
• Mechanical chain noise
• Rattle during engine start-up
• Noise that changes with engine RPM
• Excessive chain slack
• Chain elongation
• Excessive chain movement
• Visible wear to chain links or pins
• Abnormal sprocket wear
• Worn or damaged guides, where fitted
• Excessive tensioner travel, where applicable
• Metal or plastic debris in the engine oil
• Wear debris in the oil filter
• Oil-pressure warning light
• Low oil-pressure warning
• Oil-pressure-related diagnostic faults
• Increased mechanical engine noise associated with inadequate lubrication

A low oil-pressure warning does not automatically indicate a failed oil pump chain. Low oil level, oil pump wear, a restricted pickup, pressure-control problems, incorrect oil, excessive bearing clearance or an oil-pressure sensor fault can produce similar symptoms.

Why Replacement Matters:
The Oil Pump Timing Chain performs a critical mechanical function within the engine lubrication system.

Replacing a confirmed worn, elongated or damaged chain can help:

• Restore reliable oil pump drive
• Maintain dependable engine oil circulation
• Reduce excessive chain slack
• Reduce abnormal mechanical noise
• Restore reliable sprocket engagement
• Protect associated sprockets
• Protect guides and tensioning components
• Reduce the risk of chain derailment
• Reduce the risk of chain breakage
• Support correct engine lubrication
• Protect bearings and other internal components
• Reduce the risk of lubrication-related engine damage

Because the engine depends on continuous oil circulation, a confirmed fault within the oil pump drive system should not be ignored.

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

9A710910602

The product you are viewing cross references to these numbers

Timing Chain, Oil Pump.
The IWIS Timing Chain, Oil Pump is a replacement internal engine drive chain for compatible Porsche applications. It forms part of the engine lubrication system and provides the mechanical drive required to operate the engine oil pump.

Fits:

• Porsche 971.1 Panamera 4S Diesel V8 4.0L 4WD (422 Hp) 2017-18
• Porsche 971.1 Panamera 4S Diesel 4.0L Twin-Turbo V8 Sport Turismo 2017-18  

Diagram Ref No 9

The oil pump must operate whenever the engine is running to circulate lubricant through the engine. This chain forms part of the mechanical drive system that keeps the pump operating, supporting lubrication of bearings, crankshaft components, camshaft and valvetrain parts, timing components and other moving internal surfaces.

Although designed for extended service life, an oil pump drive chain is subjected to continuous mechanical loading, friction and heat. Wear to the chain links, pins and associated sprockets can gradually increase chain slack and reduce the reliability of the drive system.

What This Product Does:
The oil pump chain transfers mechanical rotation through the engine's oil pump drive system, allowing the oil pump to operate continuously while the engine is running.

Reliable pump operation allows engine oil to circulate to critical components including:

• Crankshaft bearings
• Connecting-rod bearings
• Camshaft components
• Valvetrain components
• Timing chains and sprockets
• Timing guides and tensioners
• Other internal moving and friction surfaces

The chain itself does not generate engine oil pressure. It provides mechanical drive to the oil pump; the pump and lubrication system are responsible for producing, regulating and distributing the required oil flow and pressure.

Symptoms Of Wear Or Failure:
Possible symptoms of deterioration within the oil pump chain or associated drive components include:

• Metallic rattling or clattering
• Mechanical chain noise
• Rattle during engine start-up
• Noise that changes with engine RPM
• Excessive chain slack
• Chain elongation
• Excessive chain movement
• Visible wear to chain links or pins
• Abnormal sprocket wear
• Worn or damaged guides, where fitted
• Excessive tensioner travel, where applicable
• Metal or plastic debris in the engine oil
• Wear debris in the oil filter
• Oil-pressure warning light
• Low oil-pressure warning
• Oil-pressure-related diagnostic faults
• Increased mechanical engine noise associated with inadequate lubrication

A low oil-pressure warning does not automatically indicate a failed oil pump chain. Low oil level, oil pump wear, a restricted pickup, pressure-control problems, incorrect oil, excessive bearing clearance or an oil-pressure sensor fault can produce similar symptoms.

Why Replacement Matters:
The Oil Pump Timing Chain performs a critical mechanical function within the engine lubrication system.

Replacing a confirmed worn, elongated or damaged chain can help:

• Restore reliable oil pump drive
• Maintain dependable engine oil circulation
• Reduce excessive chain slack
• Reduce abnormal mechanical noise
• Restore reliable sprocket engagement
• Protect associated sprockets
• Protect guides and tensioning components
• Reduce the risk of chain derailment
• Reduce the risk of chain breakage
• Support correct engine lubrication
• Protect bearings and other internal components
• Reduce the risk of lubrication-related engine damage

Because the engine depends on continuous oil circulation, a confirmed fault within the oil pump drive system should not be ignored.

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

9A710910602

The product you are viewing cross references to these numbers

Timing Chain.
The PORSCHE Timing Chain 9A710922931 is a genuine Porsche internal engine timing component designed to provide reliable mechanical drive and synchronisation within the timing system of compatible Porsche engines.

Fits:

• Porsche 971.1 Panamera 4S Diesel V8 4.0L 4WD (422 Hp) 2017-18
• Porsche 971.1 Panamera 4S Diesel 4.0L Twin-Turbo V8 Sport Turismo 2017-18  

Diagram Ref No 16

The timing chain operates continuously whenever the engine is running, transferring rotational movement through the timing system and helping maintain the precise mechanical relationship required between associated engine components. Accurate timing is essential for correct valve operation, smooth combustion and dependable engine performance.

Although timing chains are designed for long service life, continuous mechanical loading, friction, heat and lubrication conditions can gradually cause wear to the chain pins, links and contact surfaces. Associated guides, tensioners and sprockets can also deteriorate. Excessive wear can increase chain slack, create abnormal mechanical noise and eventually affect timing accuracy.

What This Product Does:
The Timing Chain transfers mechanical rotation through the engine timing system and helps maintain the required synchronisation between associated rotating components.

Depending on the specific engine configuration, correct timing-chain operation helps support:

• Accurate mechanical engine timing
• Correct camshaft operation
• Correct valve timing
• Crankshaft and camshaft synchronisation
• Stable combustion
• Reliable engine starting
• Smooth idle
• Consistent engine performance
• Predictable throttle response
• Reliable power delivery

The chain must remain correctly tensioned, properly lubricated and accurately engaged with its sprockets to maintain reliable timing.

Symptoms Of Wear Or Failure:
Possible symptoms of deterioration within the timing chain or associated timing components include:

• Metallic rattling or clattering
• Timing-chain rattle during cold starts
• Rattle immediately after engine start-up
• Mechanical noise from the timing area
• Noise that changes with engine RPM
• Excessive chain slack
• Timing-chain elongation
• Excessive tensioner travel
• Rough or unstable idle
• Difficult or extended starting
• Reduced engine performance
• Poor throttle response
• Engine misfires
• Check-engine warning
• Timing-related diagnostic fault codes
• Camshaft-position faults
• Crankshaft/camshaft correlation faults
• Variable valve timing faults, where applicable
• Visible chain or link wear
• Worn or damaged timing-chain guides
• Abnormal sprocket wear
• Metal or plastic wear debris in the engine oil or filter

These symptoms do not automatically confirm that the chain itself is defective. Worn guides, defective tensioners, damaged sprockets, variable timing components, sensors, wiring or lubrication problems can produce similar symptoms.

Why Replacement Matters:
The Timing Chain performs a critical role within the engine timing system.

Replacing a confirmed worn, elongated or damaged chain can help:

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

Continuing to operate an engine with a confirmed timing-chain problem can allow wear to progress and potentially result in significantly more extensive engine damage.

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

9A710922931

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 system, transferring rotational drive and helping maintain precise synchronisation between associated engine components.

Fits:

• Porsche 971.1 Panamera 4S Diesel V8 4.0L 4WD (422 Hp) 2017-18
• Porsche 971.1 Panamera 4S Diesel 4.0L Twin-Turbo V8 Sport Turismo 2017-18  

Diagram Ref No 16

The timing chain operates continuously whenever the engine is running, transferring rotational movement through the timing system and helping maintain the precise mechanical relationship required between associated engine components. Accurate timing is essential for correct valve operation, smooth combustion and dependable engine performance.

Although timing chains are designed for long service life, continuous mechanical loading, friction, heat and lubrication conditions can gradually cause wear to the chain pins, links and contact surfaces. Associated guides, tensioners and sprockets can also deteriorate. Excessive wear can increase chain slack, create abnormal mechanical noise and eventually affect timing accuracy.

What This Product Does:
The Timing Chain transfers mechanical rotation through the engine timing system and helps maintain the required synchronisation between associated rotating components.

Depending on the specific engine configuration, correct timing-chain operation helps support:

• Accurate mechanical engine timing
• Correct camshaft operation
• Correct valve timing
• Crankshaft and camshaft synchronisation
• Stable combustion
• Reliable engine starting
• Smooth idle
• Consistent engine performance
• Predictable throttle response
• Reliable power delivery

The chain must remain correctly tensioned, properly lubricated and accurately engaged with its sprockets to maintain reliable timing.

Symptoms Of Wear Or Failure:
Possible symptoms of deterioration within the timing chain or associated timing components include:

• Metallic rattling or clattering
• Timing-chain rattle during cold starts
• Rattle immediately after engine start-up
• Mechanical noise from the timing area
• Noise that changes with engine RPM
• Excessive chain slack
• Timing-chain elongation
• Excessive tensioner travel
• Rough or unstable idle
• Difficult or extended starting
• Reduced engine performance
• Poor throttle response
• Engine misfires
• Check-engine warning
• Timing-related diagnostic fault codes
• Camshaft-position faults
• Crankshaft/camshaft correlation faults
• Variable valve timing faults, where applicable
• Visible chain or link wear
• Worn or damaged timing-chain guides
• Abnormal sprocket wear
• Metal or plastic wear debris in the engine oil or filter

These symptoms do not automatically confirm that the chain itself is defective. Worn guides, defective tensioners, damaged sprockets, variable timing components, sensors, wiring or lubrication problems can produce similar symptoms.

Why Replacement Matters:
The Timing Chain performs a critical role within the engine timing system.

Replacing a confirmed worn, elongated or damaged chain can help:

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

Continuing to operate an engine with a confirmed timing-chain problem can allow wear to progress and potentially result in significantly more extensive engine damage.

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

9A710922931

The product you are viewing cross references to these numbers

Timing Chain.
The PORSCHE Timing Chain 9A710925203 is a genuine Porsche internal engine timing component designed to provide reliable mechanical drive and synchronisation within the timing system of compatible Porsche engines.

Fits:

• Porsche 971.1 Panamera 4S Diesel V8 4.0L 4WD (422 Hp) 2017-18
• Porsche 971.1 Panamera 4S Diesel 4.0L Twin-Turbo V8 Sport Turismo 2017-18  

Diagram Ref No 1

Operating continuously whenever the engine is running, the timing chain transfers rotational movement through the timing system and helps maintain the precise mechanical relationship between associated engine components. Accurate timing is essential for correct valve operation, smooth combustion, reliable starting and consistent engine performance.

Although timing chains are designed for extended service life, continuous mechanical loading, friction, heat and lubrication conditions can gradually cause wear to the chain pins, links and contact surfaces. Timing-chain guides, tensioners and sprockets can also deteriorate. Excessive wear can increase chain slack, produce abnormal mechanical noise and eventually affect timing accuracy.

What This Product Does:
The Timing Chain transfers mechanical rotation through the engine timing system and helps maintain the required synchronisation between associated rotating components.

Depending on the specific engine configuration, correct timing-chain operation helps support:

• Accurate mechanical engine timing
• Correct camshaft operation
• Correct valve timing
• Crankshaft and camshaft synchronisation
• Reliable engine starting
• Stable combustion
• Smooth idle
• Consistent engine performance
• Predictable throttle response
• Reliable power delivery

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

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

• Metallic rattling or clattering
• Timing-chain rattle during cold starts
• Rattle immediately after engine start-up
• Mechanical noise from the timing area
• Noise that changes with engine RPM
• Excessive chain slack
• Timing-chain elongation
• Excessive tensioner travel
• Rough or unstable idle
• Difficult or extended starting
• Reduced engine performance
• Poor throttle response
• Engine misfires
• Check-engine warning
• Timing-related diagnostic fault codes
• Camshaft-position faults
• Crankshaft/camshaft correlation faults
• Variable valve timing faults, where applicable
• Visible chain or link wear
• Worn or damaged timing-chain guides
• Abnormal sprocket wear
• Metal or plastic wear debris in the engine oil or filter

These symptoms do not automatically confirm timing-chain failure. Defective tensioners, damaged guides, worn sprockets, variable timing components, sensors, wiring faults or lubrication problems can produce similar symptoms.

Why Replacement Matters:
The Timing Chain performs a critical mechanical role within the engine timing system.

Replacing a confirmed worn, elongated or damaged timing chain can help:

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

Ignoring a confirmed timing-chain problem can allow wear to progress and potentially turn a timing-system repair into a significantly more extensive engine repair.

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

9A710925203

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 system and helps maintain accurate synchronisation between the crankshaft, camshafts and associated timing components, depending on the specific engine configuration.

Fits:

• Porsche 971.1 Panamera 4S Diesel V8 4.0L 4WD (422 Hp) 2017-18
• Porsche 971.1 Panamera 4S Diesel 4.0L Twin-Turbo V8 Sport Turismo 2017-18  

Diagram Ref No 1

Operating continuously whenever the engine is running, the timing chain transfers rotational movement through the timing system and helps maintain the precise mechanical relationship between associated engine components. Accurate timing is essential for correct valve operation, smooth combustion, reliable starting and consistent engine performance.

Although timing chains are designed for extended service life, continuous mechanical loading, friction, heat and lubrication conditions can gradually cause wear to the chain pins, links and contact surfaces. Timing-chain guides, tensioners and sprockets can also deteriorate. Excessive wear can increase chain slack, produce abnormal mechanical noise and eventually affect timing accuracy.

What This Product Does:
The Timing Chain transfers mechanical rotation through the engine timing system and helps maintain the required synchronisation between associated rotating components.

Depending on the specific engine configuration, correct timing-chain operation helps support:

• Accurate mechanical engine timing
• Correct camshaft operation
• Correct valve timing
• Crankshaft and camshaft synchronisation
• Reliable engine starting
• Stable combustion
• Smooth idle
• Consistent engine performance
• Predictable throttle response
• Reliable power delivery

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

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

• Metallic rattling or clattering
• Timing-chain rattle during cold starts
• Rattle immediately after engine start-up
• Mechanical noise from the timing area
• Noise that changes with engine RPM
• Excessive chain slack
• Timing-chain elongation
• Excessive tensioner travel
• Rough or unstable idle
• Difficult or extended starting
• Reduced engine performance
• Poor throttle response
• Engine misfires
• Check-engine warning
• Timing-related diagnostic fault codes
• Camshaft-position faults
• Crankshaft/camshaft correlation faults
• Variable valve timing faults, where applicable
• Visible chain or link wear
• Worn or damaged timing-chain guides
• Abnormal sprocket wear
• Metal or plastic wear debris in the engine oil or filter

These symptoms do not automatically confirm timing-chain failure. Defective tensioners, damaged guides, worn sprockets, variable timing components, sensors, wiring faults or lubrication problems can produce similar symptoms.

Why Replacement Matters:
The Timing Chain performs a critical mechanical role within the engine timing system.

Replacing a confirmed worn, elongated or damaged timing chain can help:

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

Ignoring a confirmed timing-chain problem can allow wear to progress and potentially turn a timing-system repair into a significantly more extensive engine repair.

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

9A710925203

The product you are viewing cross references to these numbers