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Design 911 Design 911 supply Porsche parts, Porsche spares and Porsche accessories, to both retail and to the trade. Our Porsche product and accessory range includes brakes, exhausts, tyres, wheels and Porsche panels and interiors. https://www.design91.uk/images/schemaLogo.png https://www.design91.uk/images/schemaLogo.png +443456003478 https://www.design91.uk Facebook Instagram

Chains & Tensioners

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DISPLAYING 1 to 14 (of 14 products)
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94810518002
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Porsche Engine Timing Chain Adjuster.

porsche

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

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94810518002
94810518002

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94810518101
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Porsche Engine Timing Chain Camshaft Sprocket.

porsche

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

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94810518101
94810518101

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94810516902/5
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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

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

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94810516902
94810516902
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94810518002
94810516602
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94810518101
94810725101
94810702501
94810223102
90011116
171515
94810506821

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94810506502
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Engine Timing Chain Tensioner Blade.

porsche

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

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94810506502
94810506502

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94810516902
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Engine timing chain.
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porsche

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

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94810516902
94810516902

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Engine Timing Chain. Porsche 955 Cayenne
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oem

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

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94810516902
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09273

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94810502302
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Engine Timing Guide Rail Blade.

porsche

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

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94810502302
94810502302

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94810506821
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Engine Timing Guide Rail Blade.

porsche

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

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94810516614
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Engine timing guide rail blade.

porsche

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

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94810516614
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94810725101
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Oil pump Chain Guide Rail.

 
porsche

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

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94810725101
94810725101

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94810223102
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Oil pump drive chain sprocket.

porsche

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

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94810223102
94810223102

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94810223102/1
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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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94810725200
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Oil pump drive chain.

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

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94810725200
94810725200

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94810702501
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Tensioner Blade.
porsche

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

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DISPLAYING 1 to 14 (of 14 products)
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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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