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Valves
By OE Match
.jpg?width=197 "Bleeder Valve, Intake Manifold. Porsche 955 Cayenne 3.2L V6 2004-06 - 95560551701, 95560551700 - 115 962")
- Porsche 955 Cayenne 3.2L V6 2003-06
The OE MATCH Bleeder Valve, Intake Manifold is an important emissions and crankcase ventilation system component designed to regulate vacuum pressure within the intake manifold and associated engine breathing systems. Often referred to as a pressure regulating valve or breather valve, it helps control airflow between the intake system and crankcase ventilation circuits, ensuring stable engine operation and efficient combustion.
Fits:
- Porsche 955 Cayenne 3.2L V6 2004-06
Diagram Ref No 20
The OE MATCH bleeder valve is engineered to maintain correct vacuum levels, support proper crankcase ventilation, and optimise engine performance. It plays a vital role in reducing emissions, preventing excessive pressure build-up, and ensuring smooth engine operation under varying load conditions.
What This Product Does:
- Regulates vacuum pressure within the intake manifold system
- Supports proper crankcase ventilation operation
- Controls airflow between engine ventilation circuits and the intake system
- Helps maintain stable idle and engine performance
- Reduces harmful emissions by managing crankcase gases
- Supports efficient combustion and engine management system operation
Symptoms Of Wear Or Failure:
- Rough or unstable idle
- Check engine light illumination
- Vacuum leaks and hissing noises from the engine bay
- Increased oil consumption
- Poor engine performance or hesitation
- Engine misfires Excessive crankcase pressure
- Fault codes relating to air leaks, fuel trim, or crankcase ventilation systems
Why Replacement Matters:
- Restores proper intake manifold vacuum regulation
- Ensures efficient crankcase ventilation system operation
- Improves idle quality and engine smoothness
- Helps reduce emissions and maintain fuel efficiency
- Prevents excessive crankcase pressure build-up
- Reduces the likelihood of vacuum leaks and engine management faults
- Protects seals and gaskets from pressure-related damage
- Maintains reliable engine performance and long-term engine health
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95560551701
The product you are viewing cross references to these numbers
OEMatch Valves — Fit, Function, Confidence
Valves for Porsche models control the flow of air, gases and crankcase ventilation within emissions and auxiliary systems and influence cold-start behaviour and exhaust treatment. OEMatch valves are compatible replacements engineered to original-spec dimensions and tolerances — a practical option when genuine or OEM parts are unavailable.
- Secondary air injection (combi) valves
- Vacuum-operated check valves
- Solenoid-controlled purge and exhaust valves
- Positive crankcase ventilation (PCV) valves
Understanding OEMatch Valves
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche's original valves.
OE (Original Equipment) refers to parts matching original specifications for the valves and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM valves engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models.
Valves used in Porsche systems are small but function-critical items that regulate airflow, direct secondary air for emissions control, or manage crankcase and evaporative purge paths. They sit close to the engine and exhaust, so they are exposed to heat, condensation and combustion by-products. The design and materials vary with function; some are vacuum-operated diaphragms, others are electrically actuated solenoids or simple one-way check valves. Correct selection and correct installation are important to maintain engine management behaviour and emissions equipment performance.
Benefits Include
- Restored cold-start behaviour and more predictable engine idling
- Improved emissions control by ensuring correct secondary air or purge flow
- Reduced risk of downstream component stress such as on catalytic converters
Why Valves Wear and Fail
- Carbon and soot build-up can restrict movement or sealing surfaces
- Corrosion from condensation and exhaust moisture degrades housings and diaphragms
- Seal, diaphragm or spring fatigue leading to sticking or leaks
- Electrical faults or wiring/connectors affecting solenoid-operated units
The Importance of Replacing with OEMatch Valves
Using a correctly specified replacement helps preserve emissions control, maintains the expected behaviour of engine management systems, and reduces the likelihood of diagnostic faults or failed inspections. For Porsche models, a valve that matches original dimensions and mounting interfaces avoids interference with nearby manifolds, sensors and wiring looms and supports consistent system operation.
Advantages
- Manufactured to original-spec dimensions where applicable to fit factory mounting points and clearances
- Cross-reference coverage to match common Porsche part numbers and application variants
- Materials and sealing designed for exposure to heat, oil vapour and exhaust moisture
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