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Porsche > Cayenne 9PA (955) 2003-2006 > Engine Rebuild Parts >

Chains & Tensioners

Chains & Tensioners

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DISPLAYING 1 to 16 (of 32 products)
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Chain Tensioner. Porsche 955 / 957 Cayenne 3.2L / 3.6L 2004-10 - 95510546700
2
Chain Tensioner. Porsche 955 / 957 Cayenne 3.2L / 3.6L 2004-10
Special Order item
95510546700
Product Information
Product Information
Chain Tensioner.
The Genuine Porsche Chain Tensioner is an original equipment engine timing component designed to maintain the correct tension on the engine timing chain of compatible Porsche models. Manufactured to Porsche's exact specifications for fit, performance and durability, this precision-engineered chain tensioner ensures accurate valve timing by keeping the timing chain under constant, controlled tension, reducing chain vibration and preventing premature wear of the timing system.  

Fits:
  • Porsche 955 Cayenne 3.2L V6 2004-06
  • Porsche 957 Cayenne 3.6L 2007-10  

Diagram Ref No 2

Manufactured from high-strength steel with precision-machined internal hydraulic components and durable sealing elements, the chain tensioner is engineered to withstand continuous engine oil pressure, elevated operating temperatures and high engine speeds. Designed as a direct replacement for the original component, it integrates seamlessly with the timing chain assembly to deliver factory-correct timing performance and long-term reliability.  

What This Product Does:
  • Maintains the correct tension on the engine timing chain.
  • Prevents timing chain slack and excessive movement.
  • Ensures accurate camshaft and crankshaft timing.
  • Reduces timing chain vibration and noise.
  • Helps prevent premature wear of the timing chain and guide rails.
  • Supports smooth and efficient engine operation.
  • Restores factory timing chain performance.
  • Forms an essential part of the engine timing system.

Symptoms Of Wear Or Failure:
  • Rattling noise from the timing chain area, particularly during cold starts.
  • Engine management or check engine warning light.
  • Timing-related fault codes.
  • Rough idle or engine misfires.
  • Reduced engine performance.
  • Excessive timing chain noise.
  • Poor engine starting.
  • Engine timing becoming inaccurate.
  • Accelerated wear of the timing chain or guide rails.
  • Severe engine damage if the timing chain jumps teeth.

Why Replacement Matters:

  • The chain tensioner operates continuously using engine oil pressure and an internal spring mechanism to maintain the correct tension on the timing chain. Over time, internal wear, weakened springs or seal deterioration can reduce its effectiveness, allowing excessive chain slack and movement.
  • A faulty chain tensioner can lead to inaccurate valve timing, increased timing chain wear and excessive engine noise. In severe cases, insufficient chain tension can allow the timing chain to skip teeth, potentially resulting in valve-to-piston contact and catastrophic engine damage.
  • Replacing a worn or faulty chain tensioner with a Genuine Porsche component restores precise timing chain control and protects the entire timing system from unnecessary wear. Manufactured to Porsche's exact engineering standards, the Genuine Porsche Chain Tensioner provides factory-correct fitment, exceptional durability and dependable long-term performance, ensuring the reliability, efficiency and engine protection expected from your Porsche.



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95510546700
95510546700

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Chain Tensioner. Porsche 955 / 957 Cayenne 3.2L / 3.6L 2004-10 - 95510546700 - 117 281
2
Chain Tensioner. Porsche 955 / 957 Cayenne 3.2L / 3.6L 2004-10
95510546700/1
Product Information
Product Information
Chain Tensioner.
The OE MATCH Chain Tensioner is a engine timing component designed to maintain the correct tension on the engine timing chain of compatible Porsche models. This precision-engineered chain tensioner ensures accurate valve timing by keeping the timing chain under constant, controlled tension, reducing chain vibration and preventing premature wear of the timing system.  

Fits:
  • Porsche 955 Cayenne 3.2L V6 2004-06
  • Porsche 957 Cayenne 3.6L 2007-10  

Diagram Ref No 2

The chain tensioner is engineered to withstand continuous engine oil pressure, elevated operating temperatures and high engine speeds. Designed as a replacement, it integrates seamlessly with the timing chain assembly to deliver correct timing performance and long-term reliability.  

What This Product Does:
  • Maintains the correct tension on the engine timing chain.
  • Prevents timing chain slack and excessive movement.
  • Ensures accurate camshaft and crankshaft timing.
  • Reduces timing chain vibration and noise.
  • Helps prevent premature wear of the timing chain and guide rails.
  • Supports smooth and efficient engine operation.
  • Forms an essential part of the engine timing system.

Symptoms Of Wear Or Failure:
  • Rattling noise from the timing chain area, particularly during cold starts.
  • Engine management or check engine warning light.
  • Timing-related fault codes.
  • Rough idle or engine misfires.
  • Reduced engine performance.
  • Excessive timing chain noise.
  • Poor engine starting.
  • Engine timing becoming inaccurate.
  • Accelerated wear of the timing chain or guide rails.
  • Severe engine damage if the timing chain jumps teeth.

Why Replacement Matters:

  • The chain tensioner operates continuously using engine oil pressure and an internal spring mechanism to maintain the correct tension on the timing chain. Over time, internal wear, weakened springs or seal deterioration can reduce its effectiveness, allowing excessive chain slack and movement.
  • A faulty chain tensioner can lead to inaccurate valve timing, increased timing chain wear and excessive engine noise. In severe cases, insufficient chain tension can allow the timing chain to skip teeth, potentially resulting in valve-to-piston contact and catastrophic engine damage.



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95510546700
95510546700

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Engine Timing Chain Adjuster. Porsche 955 Cayenne - 94810518002
2
Engine Timing Chain Adjuster. Porsche 955 Cayenne
Special Order item
94810518002
Product Information
Product Information
Porsche Engine Timing Chain Adjuster.

porsche

Fits:
Porsche 955 Cayenne S 4.5L 2003-06
Porsche 955 Cayenne Turbo 4.5L 2003-06

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

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94810518002
94810518002

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Engine Timing Chain Camshaft Sprocket. Porsche 955 Cayenne - 94810518101
4
Engine Timing Chain Camshaft Sprocket. Porsche 955 Cayenne
Special Order item
94810518101
Product Information
Product Information
Porsche Engine Timing Chain Camshaft Sprocket.

porsche

Fits:
Porsche 955 Cayenne S 4.5L 2003-06
Porsche 955 Cayenne Turbo 4.5L 2003-06

Click 'Zoom in' for large parts diagram.
Diagram ref no 3

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94810518101
94810518101

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Engine Timing Chain Kit for camshaft and oil pump. Porsche 955 Cayenne - 94810516902, 94810725200, 94810506802, 94810506502, 94810518002, 94810516602, 94810502302, 94810518101, 94810725101, 94810702501, 94810223102, 90011116, 171515, 94810506821
2
Engine Timing Chain Kit for camshaft and oil pump. Porsche 955 Cayenne
94810516902/5
Product Information
Product Information
Engine Timing Chain Kit for camshaft and oil pump.

oematch

Fits:
Porsche 955 Cayenne S 4.5L 2003-06
Porsche 955 Cayenne Turbo 4.5L 2003-06

Contains
1x 94810516902
1x 94810725200
1x 94810506821
1x 94810506502
1x 94810518002
2x 94810516602
1x 94810502302
2x 94810518101
1x 94810725101
1x 94810702501
1x 94810223102

Click 'Zoom in' for large parts diagram.
Diagram ref no 1

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

94810516902
94810516902
94810725200
94810506802
94810506502
94810518002
94810516602
94810502302
94810518101
94810725101
94810702501
94810223102
90011116
171515
94810506821

The product you are viewing cross references to these numbers
Engine Timing Chain Tensioner Blade. Porsche 955 Cayenne - 94810506502
4
Engine Timing Chain Tensioner Blade. Porsche 955 Cayenne
Special Order item
94810506502
Product Information
Product Information
Engine Timing Chain Tensioner Blade.

porsche

Fits:
Porsche 955 Cayenne S 4.5L 2003-06
Porsche 955 Cayenne Turbo 4.5L 2003-06

Click 'Zoom in' for large parts diagram.
Diagram ref no 5

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94810506502
94810506502

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Engine timing chain. Porsche 955 Cayenne - 94810516902
3
Engine timing chain. Porsche 955 Cayenne
Special Order item
94810516902
Product Information
Product Information
Engine timing chain.
No of links - 224

porsche

Fits:
Porsche 955 Cayenne S 4.5L 2003-06
Porsche 955 Cayenne Turbo 4.5L 2003-06

Click 'Zoom in' for large parts diagram.
Diagram ref no 1

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94810516902
94810516902

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Engine Timing Chain. Porsche 955 Cayenne - 94810516902, 09273
3
Engine Timing Chain. Porsche 955 Cayenne
94810516902/4
Product Information
Product Information
Engine Timing Chain. Porsche 955 Cayenne
No of Links - 224

oem

Fits:
Porsche 955 Cayenne S 4.5L 2003-06
Porsche 955 Cayenne Turbo 4.5L 2003-06

Click 'Zoom in' for large parts diagram.
Diagram ref no 1

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94810516902
94810516902
09273

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Engine Timing Guide Rail Blade. Porsche 955 Cayenne - 94810502302
3
Engine Timing Guide Rail Blade. Porsche 955 Cayenne
Special Order item
94810502302
Product Information
Product Information
Engine Timing Guide Rail Blade.

porsche

Fits:
Porsche 955 Cayenne S 4.5L 2003-06
Porsche 955 Cayenne Turbo 4.5L 2003-06

Click 'Zoom in' for large parts diagram.
Diagram ref no 10

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94810502302
94810502302

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Engine Timing Guide Rail Blade. Porsche 955 Cayenne - 94810506802
3
Engine Timing Guide Rail Blade. Porsche 955 Cayenne
Special Order item
94810506821
Product Information
Product Information
Engine Timing Guide Rail Blade.

porsche

Fits:
Porsche 955 Cayenne S 4.5L 2003-06
Porsche 955 Cayenne Turbo 4.5L 2003-06

Click 'Zoom in' for large parts diagram.
Diagram ref no 2

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94810506821
94810506802

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Engine timing guide rail blade. Porsche 955 Cayenne - 94810516602, 94810516614
4
Engine timing guide rail blade. Porsche 955 Cayenne
Special Order item
94810516614
Product Information
Product Information
Engine timing guide rail blade.

porsche

Fits:
Porsche 955 Cayenne S 4.5L 2003-06
Porsche 955 Cayenne Turbo 4.5L 2003-06

Click 'Zoom in' for large parts diagram.
Diagram ref no 9

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94810516614
94810516602
94810516614

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Oil pump Chain Guide Rail. Porsche 955 Cayenne S / Turbo - 94810725101
4
Oil pump Chain Guide Rail. Porsche 955 Cayenne S / Turbo
Special Order item
94810725101
Product Information
Product Information
Oil pump Chain Guide Rail.

 
porsche

Fits:
Porsche 955 Cayenne S 2003-06
Porsche 955 Cayenne Turbo 2003-06

Click 'Zoom in' for large parts diagram.
Diagram ref no 10



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94810725101
94810725101

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Oil pump drive chain sprocket. Porsche 955 Cayenne S / Turbo - 94810223102
3
Oil pump drive chain sprocket. Porsche 955 Cayenne S / Turbo
Special Order item
94810223102
Product Information
Product Information
Oil pump drive chain sprocket.

porsche

Fits:
Porsche 955 Cayenne S 2003-06
Porsche 955 Cayenne Turbo 2003-06

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

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94810223102
94810223102

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Oil pump drive chain sprocket. Porsche 955 Cayenne S / Turbo - 94810223102
3
Oil pump drive chain sprocket. Porsche 955 Cayenne S / Turbo
94810223102/1
Product Information
Product Information
Oil pump drive chain sprocket. 

Fits:
Porsche 955 Cayenne S 2003-06
Porsche 955 Cayenne Turbo 2003-06

Diagram ref no 4

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94810223102
94810223102

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Oil pump drive chain. Porsche 955 Cayenne S / Turbo - 94810725200
2
Oil pump drive chain. Porsche 955 Cayenne S / Turbo
Special Order item
94810725200
Product Information
Product Information
Oil pump drive chain.

Fits:
Porsche 955 Cayenne S 2003-06
Porsche 955 Cayenne Turbo 2003-06

Diagram ref no 7

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94810725200
94810725200

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Tensioner Blade. Porsche 955 Cayenne S / Turbo - 94810702501
3
Tensioner Blade. Porsche 955 Cayenne S / Turbo
Special Order item
94810702501
Product Information
Product Information
Tensioner Blade.
porsche

Fits:
Porsche 955 Cayenne S 2003-06
Porsche 955 Cayenne Turbo 2003-06

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

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94810702501
94810702501

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DISPLAYING 1 to 16 (of 32 products)
1 2
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About Chains & Tensioners

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.

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