Timing chain. Porsche 996 Turbo  ❭  99610555271

Timing Chain
OE Match timing chain for the valve control system of Porsche 996 Turbo and 996 GT2 models from 2001–05. It replaces OE reference 99610555271, with two chains required per engine.cc
2 per engine. Price is for each

Fits:
Porsche 996 Turbo 200 - 2005
Porsche 996 GT2 2001 - 2005

Diagram ref no 23

What This Product Does

The timing chain forms part of the engine's valve control assembly, mechanically linking rotating timing components so that the camshafts remain synchronised with the crankshaft and intermediate shaft. Correct chain condition is essential for maintaining the specified valve timing.

Functions

• Transfers drive through the engine timing system
• Maintains camshaft and crankshaft synchronisation
• Supports accurate valve opening and closing
• Works with the timing sprockets, guides and tensioning components

Technical Details

• Brand: OE Match
• Part type: engine timing chain
• OE reference: 99610555271
• Application: Porsche 996 Turbo and 996 GT2, 2001–05
• Quantity required: 2 per engine
• Price is for each

Symptoms of Fault

• Rattling or persistent chain noise, particularly during start-up
• Rough running caused by timing deviation
• Timing-related fault codes or warning lights
• Noise that becomes more noticeable as engine speed or load increases
• Metallic debris discovered during oil or filter inspection
• Visible wear affecting associated guides or sprockets

Why Replacement Matters

A worn or elongated timing chain can introduce unwanted movement into the valve timing system. Replacement may be required during an engine rebuild, when abnormal chain noise is diagnosed or when related guides and tensioning parts show wear. Inspecting the surrounding sprockets, guides, tensioners and fixings at the same time can help identify supporting components that also require renewal.

FAQs

• How many chains are needed?
  Two are required per engine. This product is supplied individually.
• Should other timing components be inspected?
  Yes. Guides, sprockets and tensioning components should be checked for wear while the timing system is accessible.
• Does a brief start-up rattle always indicate chain failure?
  Not necessarily. Oil pressure, tensioner condition and other timing components should be assessed before parts are replaced.

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Related, superseded, cross reference or alternative numbers for comparison.

99610555271

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