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Chains & Tensioners
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
Fits:
Porsche 957 Cayenne 3.0L V6 Diesel 2007-11
Porsche 958 Cayenne 3.0L V6 Diesel - 2011 model year only*
Diagram ref. 1.
*NOTE: This timing chain is only compatible with first-year 958 Cayenne diesel models featuring the engine code 059E. From 2012 onward, the diesel model adopted a different engine, making this chain unsuitable for later versions. If you are unsure, please do not hesitate to contact us with your vehicle's VIN number, and we'll be happy to confirm compatibility.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
958109229A
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
The IWIS Primary Timing Chain / Balance Shaft Drive is a replacement internal engine drive-chain component for compatible Porsche applications. It forms part of the engine's timing and balance-shaft drive system, transmitting rotational movement between key internal components to maintain the required mechanical relationship during engine operation.
Fits:
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2011
Diagram Ref No 1
Timing and balance-shaft drive components operate continuously whenever the engine is running. Wear, elongation or damage to the chain can introduce excessive slack, noise and inaccurate drive operation. If deterioration becomes severe, there is a risk of the chain jumping or failing, potentially resulting in significant internal engine damage.
What This Product Does:
The primary drive chain transfers rotational movement through the engine's internal drive system.
Depending on the specific engine configuration, it forms part of the mechanical drive arrangement responsible for maintaining the required relationship between the crankshaft, timing system and balance-shaft assembly.
Its functions help support:
- Accurate mechanical drive within the timing system
- Correct synchronisation of associated engine components
- Reliable balance-shaft operation
- Smooth engine operation
- Controlled transfer of rotational movement
- Consistent timing-system performance
- Reduced unwanted engine vibration through correct balance-shaft operation
The chain must remain correctly tensioned and properly engaged with its associated sprockets throughout engine operation.
Symptoms Of Wear Or Failure:
Timing and balance-shaft chains are designed for extended service life, but wear can develop through mileage, inadequate lubrication, contamination or deterioration of associated tensioners, guides and sprockets.
Possible symptoms include:
- Rattling from the timing-chain area
- Metallic clattering or chain noise
- Excessive chain slack
- Chain elongation
- Abnormal noise during cold start
- Noise that changes with engine speed
- Increased engine vibration
- Rough or less refined engine operation
- Timing-related fault codes
- Crankshaft/camshaft correlation faults where relevant
- Balance-shaft related faults where monitored
- Visible wear on the chain 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-system or internal engine components, so accurate diagnosis is important.
Why Replacement Matters:
The primary timing and balance-shaft drive chain is an important internal engine component.
Replacing a confirmed worn, elongated or damaged IWIS Primary Timing Chain / Balance Shaft Drive can help:
- Restore reliable chain-drive operation
- Maintain correct mechanical synchronisation
- Reduce excessive chain slack
- Reduce abnormal timing-chain noise
- Restore reliable balance-shaft drive
- Help maintain smooth engine operation
- Protect associated guides and sprockets
- Reduce the risk of the chain jumping
- Reduce the risk of major timing-system failure
- Protect expensive internal engine components
A worn chain should not be ignored once it has exceeded the permitted service specification.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
958109229A
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
Fits:
Porsche 957 Cayenne 3.0L V6 Diesel - 2007-10
Porsche 958 Cayenne 3.0L V6 Diesel - 2011 model year only*
Diagram ref. 30.
*NOTE: This timing chain is only compatible with first-year 958 Cayenne diesel models featuring the engine code 059E. From 2012 onward, the diesel model adopted a different engine, making this chain unsuitable for later versions. If you are unsure, please do not hesitate to contact us with your vehicle's VIN number, and we'll be happy to confirm compatibility.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
958109465
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
The IWIS Timing Chain / Oil Pump Drive is a replacement internal engine drive-chain component for compatible Porsche applications. Designed for the engine's oil pump drive system, it transfers mechanical rotation through the chain drive to help ensure continuous operation of the oil pump while the engine is running.
Fits:
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2011
Diagram Ref No 30
Reliable oil pump drive is essential because the lubrication system must continuously circulate engine oil to bearings, rotating assemblies, timing components and other internal surfaces. Excessive chain wear, elongation or damage can compromise the drive system and, in severe cases, contribute to loss of oil circulation and serious engine damage.
What This Product Does:
This chain forms part of the mechanical drive system responsible for operating the engine oil pump.
It transfers rotational movement through the engine's drive system to the oil pump, allowing the pump to circulate lubricating oil throughout the engine.
Its function helps support:
- Reliable oil pump operation
- Continuous engine oil circulation
- Correct lubrication of internal engine components
- Protection of crankshaft and connecting-rod bearings
- Lubrication of camshaft and valvetrain components
- Lubrication of timing-system components
- Reduction of internal friction and wear
- Reliable long-term engine operation
The chain itself does not generate oil pressure. It provides the mechanical drive required for the oil pump to operate.
Symptoms Of Wear Or Failure:
Oil pump drive chains are designed for long service life, but wear can develop due to mileage, lubrication problems, contamination or deterioration of associated components.
Possible symptoms include:
- Metallic rattling or clattering
- Chain noise from the drive area
- Excessive chain slack
- Chain elongation
- Visible chain wear or damage
- Abnormal sprocket wear
- Excessive movement within the chain drive
- Low oil-pressure warning
- Oil-pressure related fault messages
- Abnormal engine noise associated with inadequate lubrication
- Metal particles or debris in the engine oil or oil filter
Some chain-drive problems may provide limited warning before becoming serious, so confirmed excessive wear should be addressed promptly.
Why Replacement Matters:
The oil pump drive chain performs an important role in maintaining reliable engine lubrication.
Replacing a confirmed worn, elongated or damaged IWIS Timing Chain / Oil Pump Drive can help:
- Restore dependable mechanical drive to the oil pump
- Maintain reliable engine oil circulation
- Reduce excessive chain slack
- Reduce abnormal chain noise
- Correct excessive chain elongation
- Protect associated sprockets and drive components
- Reduce the risk of oil pump drive failure
- Support correct engine lubrication
- Protect expensive internal engine components
Because the lubrication system is critical to engine survival, deterioration within the oil pump drive should not be ignored.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
958109465
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
The IWIS Timing Chain for Camshaft – Left is a replacement internal engine timing component for compatible Porsche applications. It forms part of the left-hand camshaft drive system, helping maintain the precise mechanical relationship required between the engine's rotating components and camshaft drive.
Fits:
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2011
- Porsche 958 Cayenne S V8 4.2L Diesel (382Hp) 2013-17
Diagram Ref No 34
Correct camshaft timing is essential for accurate valve operation, smooth combustion and dependable engine performance. The timing chain operates continuously whenever the engine is running and relies on correct lubrication, tension and engagement with its associated sprockets and guides.
A worn, elongated or damaged chain can introduce excessive slack and timing deviation. If deterioration becomes severe enough for the chain to jump or fail, significant internal engine damage may result.
What This Product Does:
The camshaft timing chain forms part of the mechanical timing system responsible for keeping the camshaft drive correctly synchronised with engine rotation.
The camshafts control when the intake and exhaust valves open and close. Their movement must remain accurately coordinated with piston position for efficient and reliable engine operation.
The left camshaft timing chain helps support:
- Accurate camshaft drive
- Correct valve timing
- Precise mechanical synchronisation
- Smooth engine operation
- Stable combustion
- Consistent engine response
- Reliable operation throughout the engine-speed range
Maintaining correct chain tension and engagement is essential for timing accuracy.
Symptoms Of Wear Or Failure:
- Possible signs of deterioration within the timing-chain system include:
- Rattling from the timing-chain area
- Metallic clattering or chain noise
- Rattle during cold start
- Excessive chain slack
- Chain elongation
- Rough or irregular engine operation
- Unstable idle
- Difficult starting
- Reduced engine performance
- Engine warning light
- Timing-related diagnostic fault codes
- Crankshaft/camshaft correlation faults
- Misfires or irregular combustion
- Visible chain wear during inspection
- Damaged or excessively worn chain guides
- Abnormal sprocket wear
- Metal or plastic debris in the engine oil or filter
These symptoms can also be caused by tensioners, guides, sprockets, camshaft-control components, lubrication problems or other engine faults. Correct diagnosis is important before replacing individual components.
Why Replacement Matters:
The camshaft timing chain is a critical internal engine component.
Replacing a confirmed worn, elongated or damaged IWIS Left Camshaft Timing Chain can help:
- Restore accurate camshaft drive
- Maintain correct valve timing
- Reduce excessive chain slack
- Reduce abnormal timing-chain noise
- Restore reliable mechanical synchronisation
- 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
Continued operation with a confirmed timing-chain problem can allow wear to progress and increase the possibility of a significantly more expensive engine repair.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
958109229C
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 Diesel 3.0L V6 2007-11
Porsche 958 Cayenne Diesel 3.0L V6 - 2011 model year only*
Porsche 958 Cayenne S Diesel 4.2L V8 2013-18
Diagram ref. 34.
*NOTE: This timing chain is only compatible with first-year 958 Cayenne diesel V6 models featuring the engine code 059E. From 2012 onward, the diesel model adopted a different engine, making this chain unsuitable for later versions. If you are unsure, please do not hesitate to contact us with your vehicle's VIN number, and we'll be happy to confirm compatibility.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
958109229C
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
The IWIS Timing Chain for Camshaft – Right is a replacement engine timing component designed for compatible Porsche applications. This chain operates on the right-hand side of the engine timing system, helping maintain the precise mechanical relationship required between the crankshaft and camshaft drive.
Fits:
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2011
- Porsche 958 Cayenne S V8 4.2L Diesel (382Hp) 2013-17
Diagram Ref No 33
Correct camshaft timing is essential for accurate valve operation, smooth combustion and reliable engine performance. As the engine runs, the timing chain operates continuously under load and depends on correct lubrication, tension and engagement with the associated sprockets and guides.
A worn, elongated or damaged timing chain can introduce excessive slack and timing deviation. If deterioration becomes severe enough for the chain to jump or fail, significant internal engine damage may result.
What This Product Does:
The camshaft timing chain forms part of the mechanical timing system that keeps the camshaft drive correctly synchronised with engine rotation.
The camshafts control the opening and closing of the engine's intake and exhaust valves. Their position must remain accurately coordinated with piston movement for the engine to operate correctly.
The right camshaft timing chain helps support:
- Correct camshaft drive
- Accurate valve timing
- Synchronisation of internal engine components
- Smooth and consistent engine operation
- Reliable combustion
- Correct engine performance
- Stable operation throughout the engine-speed range
Even relatively small deviations in timing can affect engine operation, making chain condition and correct tension important.
Symptoms Of Wear Or Failure:
Possible symptoms of timing-chain or associated timing-system deterioration include:
These symptoms do not automatically confirm that the chain itself is defective. Tensioners, guides, sprockets, variable camshaft timing components, lubrication problems and other engine faults can produce similar symptoms.
Why Replacement Matters:
The timing chain is a critical internal engine component.
Replacing a confirmed worn, elongated or damaged IWIS Right Camshaft Timing Chain can help:
- Restore accurate camshaft drive
- Maintain correct valve timing
- Reduce excessive chain slack
- Reduce abnormal timing-chain noise
- Restore reliable mechanical synchronisation
- 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
Ignoring a confirmed timing-chain problem can allow wear to progress until a considerably more expensive repair is required.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
958109229B
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 Diesel 3.0L V6 2007-11
Porsche 958 Cayenne Diesel 3.0L V6 - 2011 model year only*
Porsche 958 Cayenne S Diesel 4.2L V8 2013-18
Diagram ref. 33.
*NOTE: This timing chain is only compatible with first-year 958 Cayenne diesel V6 models featuring the engine code 059E. From 2012 onward, the diesel model adopted a different engine, making this chain unsuitable for later versions. If you are unsure, please do not hesitate to contact us with your vehicle's VIN number, and we'll be happy to confirm compatibility.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
958109229B
The product you are viewing cross references to these numbers
Precision Timing Chains & Tensioners – Engine Synchronisation and Reliability for Porsche Models
The timing chain system is one of the most critical components of a Porsche engine, ensuring perfect synchronisation between the crankshaft and camshafts. This precise coordination allows valves to open and close at the right moment, maintaining smooth power delivery, fuel efficiency, and long-term engine health.
At Design911, we supply a comprehensive range of precision-engineered timing chains, guides, and hydraulic tensioners designed to meet or exceed manufacturer performance standards. Each component is manufactured from high-strength materials for exceptional wear resistance and durability — vital for high-revving, performance-oriented Porsche engines.
What Do Timing Chains and Tensioners Do?
A timing chain connects the crankshaft to the camshafts, ensuring accurate valve timing. The tensioner keeps the chain taut to prevent slack, vibration, or noise, maintaining precise timing under all load conditions.
Core Functions:
- Synchronise engine timing between the camshaft and crankshaft.
- Maintain valve timing accuracy for optimal combustion and power.
- Prevent chain slack and noise through hydraulic or spring-loaded tensioning.
- Ensure long-term reliability in both performance and everyday driving.
Together, these components preserve the exacting standards of Porsche engine operation — vital for both power and longevity.
Why Do Timing Chains and Tensioners Fail?
Over time, wear, oil degradation, and heat cycles can cause timing components to deteriorate. When neglected, they may stretch, seize, or lose tension — leading to severe engine damage.
Common Causes of Failure Include:
- Chain stretch or elongation, resulting in timing misalignment.
- Worn or leaking hydraulic tensioners, causing chain rattle on start-up.
- Contaminated or degraded engine oil, accelerating wear.
- Broken chain guides from heat stress or material fatigue.
- Insufficient oil pressure, reducing hydraulic tensioner performance.
A failing timing chain system can lead to poor performance, rough idling, check-engine lights, or — in extreme cases — catastrophic valve-to-piston contact.
Why Replace with Performance-Grade Timing Components?
Replacing aging timing components with manufacturer-quality parts ensures reliable valve timing, smoother operation, and peace of mind.
Key Benefits:
- Restores precise valve timing for peak performance and efficiency.
- Prevents engine noise and vibration caused by chain slack.
- Protects against catastrophic engine damage due to chain failure.
- Constructed from heat-treated, high-grade steel for long service life.
- Engineered to match original timing profiles for Porsche engines.
- Perfect fitment for classic air-cooled and modern water-cooled models.
Whether performing preventive maintenance or a complete rebuild, these timing chains and tensioners deliver race-ready reliability with road-tested durability.
Highlights:
- Precision-engineered timing chains, guides, and tensioners for Porsche engines.
- Restores timing accuracy and eliminates start-up rattle or misfire issues.
- Built from heat-treated alloy steel for maximum longevity.
- Hydraulic and mechanical tensioners available for various Porsche models.
- Ideal for performance rebuilds and preventative maintenance.
- Compatible with air-cooled and water-cooled Porsche engines.