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Porsche // 996 (911) (1997-2005) // 996 TURBO 2000-05
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- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
The IWIS Timing Chain, Right Upper is a replacement internal engine timing component for compatible Porsche applications. Positioned within the right upper section of the engine timing system, it forms part of the mechanical chain drive responsible for maintaining accurate synchronisation between associated engine timing components.
Fits:
- Porsche 958 Cayenne S V6 3.0L Hybrid (380Hp) 2010-17
- Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
Diagram Ref No 34
The timing chain operates continuously whenever the engine is running. Although manufactured for long service life, gradual wear can develop at the chain links, pins and contact surfaces, as well as in associated guides, tensioners and sprockets.
A worn, elongated or damaged timing chain can develop excessive slack, create abnormal mechanical noise and affect timing accuracy. If deterioration becomes severe enough for the chain to jump, derail or fail, significant internal engine damage may result.
What This Product Does:
The right upper timing chain forms part of the engine's mechanical timing drive.
Its role is to transfer rotational movement between associated timing components while maintaining their required mechanical relationship.
This helps support:
- Accurate engine timing
- Correct synchronisation of associated components
- Reliable transfer of rotational drive
- Accurate camshaft drive where applicable
- Correct valve timingSmooth engine operation
- Stable combustionConsistent engine performance
The chain must remain correctly tensioned, lubricated and properly engaged with its associated sprockets for dependable operation.
Symptoms Of Wear Or Failure:
Possible signs of timing-chain or associated timing-system deterioration include:
These symptoms can also be produced by other timing-system or internal engine faults, so accurate diagnosis is important before replacing individual components.
Why Replacement Matters:
The right upper timing chain is an important part of the engine's mechanical timing system.
Replacing a confirmed worn, elongated or damaged IWIS Timing Chain, Right Upper can help:
- Restore dependable timing-chain operation
- Maintain accurate mechanical synchronisation
- Restore correct camshaft drive where applicable
- Reduce excessive chain slack
- Reduce abnormal timing-chain noise
- Protect associated guides and sprockets
- Reduce the risk of timing deviation
- Reduce the risk of chain derailment
- 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 deterioration to progress and increase the risk of a considerably more expensive engine repair.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
958109465D
The product you are viewing cross references to these numbers
- Porsche 996 TURBO 2000-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 / GT3 RS 2007-09
- Porsche 997 MKII GT3 / GT3 RS 2010-11
- Porsche 997 MKII Turbo 2010-13
Fits:
Porsche 996 Turbo 2000-2005
Porsche 996 GT3-1 1999-2005
Porsche 997 Gen 1 Turbo 2007-2009
Porsche 997 Gen 2 Turbo 2010-2013
Porsche 997 GT3-2 2007-2011
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99614722371
The product you are viewing cross references to these numbers
- Porsche 996 TURBO 2000-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
Fits:
Porsche 996 Turbo
Porsche 996 GT3
Click 'Zoom in' for large parts diagram.
Diagram Ref No 23
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610530371
The product you are viewing cross references to these numbers
- Porsche 996 TURBO 2000-05
Fits:
Porsche 996 Turbo 2001-05
Click 'Zoom in' for large parts diagram.
Diagram Ref No 25
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610530172
The product you are viewing cross references to these numbers
- Porsche 996 TURBO 2000-05
Fits:
Porsche 996 Turbo 2001-05
Click 'Zoom in' for large parts diagram.
Diagram Ref No 27
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610531072
The product you are viewing cross references to these numbers