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- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKII 2003>>
The Porsche Clutch Master Cylinder Feed Line 99642314701 is a genuine replacement hydraulic fluid supply line for left-hand-drive Porsche 986 Boxster and 996 models with a manual transmission.
Fits:
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKII 2003>>
Diagram Ref No 2
The feed line forms part of the hydraulic clutch system and supplies brake/clutch fluid to the clutch master cylinder. This allows the master cylinder to generate hydraulic pressure when the clutch pedal is pressed, ultimately operating the clutch release mechanism.
Designed to follow the original Porsche routing and connection arrangement, this genuine replacement is suitable for renewing a feed line that has become brittle, cracked, damaged or is leaking with age.
What This Product Does:
The hydraulic clutch system relies on a continuous supply of fluid to operate correctly.
The feed line connects the fluid supply to the clutch master cylinder. When the clutch pedal is depressed, the master cylinder uses this fluid to create hydraulic pressure, which is then transferred through the pressure line to the clutch slave cylinder and release mechanism.
Its main functions include:
- Supplying hydraulic fluid to the clutch master cylinder
- Maintaining a sealed fluid connection
- Ensuring the master cylinder has an uninterrupted fluid supply
- Supporting smooth clutch engagement and disengagement
- Helping maintain consistent clutch pedal operation
- Supporting reliable gear changes
- Maintaining the factory hydraulic-line routing
- Helping prevent fluid loss and air entering the clutch system
Unlike the high-pressure clutch pipeline, this component primarily serves as the feed or supply line to the master cylinder.
Symptoms Of Wear Or Failure:
Age, heat and prolonged exposure to hydraulic fluid can cause the original feed line to deteriorate.
Common symptoms that may indicate replacement is required include:
- Visible hydraulic fluid leakage
- Dampness around the feed line or its connections
- Cracks or splits in the line
- Hardened or brittle hose material
- Swelling or deformation
- Fluid level gradually falling
- Soft or spongy clutch pedal
- Inconsistent clutch pedal feel
- Clutch pedal failing to return normally
- Difficulty disengaging the clutch
- Difficulty selecting gears
- Air entering the clutch hydraulic system
- Fluid contamination around the clutch master cylinder
A soft clutch pedal or poor disengagement can also be caused by a worn master cylinder, slave cylinder, pressure line or air elsewhere in the hydraulic circuit, so the complete system should be inspected.
Why Replacement Matters:
The clutch master cylinder requires a reliable supply of hydraulic fluid to operate correctly.
If the feed line cracks or leaks, fluid can escape and air may enter the system. This can prevent the master cylinder from generating consistent hydraulic pressure and may lead to a soft pedal, incomplete clutch disengagement or difficulty selecting gears.
Continued fluid loss can eventually result in complete loss of hydraulic clutch operation, leaving the clutch unable to disengage.
Replacing a deteriorated feed line helps restore:
- A reliable hydraulic fluid supply
- Correct clutch master cylinder operation
- Consistent clutch pedal feel
- Smooth clutch disengagement
- Easier and more predictable gear selection
- Proper sealing of the clutch hydraulic circuit
- Correct factory line routing
Replacing a visibly aged or leaking line can also help prevent more disruptive clutch hydraulic failure later.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99642314701
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne 3.2L V6 2003-06
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 957 Cayenne S / GTS 4.8L 2007-10
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
Fits:
IG0L - 6-speed manual transmission for all-wheel drive vehicle
Porsche 955 Cayenne 2004-06
Porsche 957 Cayenne 2007-10
Click 'Zoom in' for large parts diagram.
Diagram ref no 1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95542317102
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne 3.2L V6 2003-06
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 957 Cayenne S / GTS 4.8L 2007-10
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
OE Match clutch master cylinder for Porsche 955 Cayenne and 957 Cayenne models. This replacement hydraulic clutch component helps restore correct clutch pedal pressure, smooth clutch operation, and reliable gear engagement.
Fits:
For 6-speed manual transmission for all-wheel drive vehicle (option code: G0L)
Porsche 955 Cayenne 2004 - 2006
Porsche 957 Cayenne 2007 - 2010
Diagram ref no 1
The clutch master cylinder converts clutch pedal movement into hydraulic pressure. This pressure is sent through the clutch hydraulic circuit to operate the clutch slave cylinder, allowing the clutch to disengage and engage smoothly during gear changes.
Functions
• Replaces the clutch master cylinder
• Converts clutch pedal movement into hydraulic pressure
• Supports smooth clutch engagement and disengagement
• Helps restore correct clutch pedal feel
• Assists reliable gear selection
• Helps prevent hydraulic fluid leaks from worn clutch components
• OE Match replacement for Porsche Cayenne clutch system repair.
Why Replace This Part?
Clutch master cylinders can wear internally or fail due to age, seal deterioration, fluid contamination, corrosion, or repeated clutch operation. A failing master cylinder may cause a soft or sinking clutch pedal, difficulty selecting gears, clutch drag, fluid leaks, or loss of hydraulic pressure. Replacing the clutch master cylinder helps restore correct clutch operation and driving reliability.
When to Replace This Part
• Clutch pedal feels soft, spongy, or sinks to the floor
• Gear selection is difficult, especially when stationary
• Clutch does not disengage correctly
• Hydraulic fluid is leaking around the clutch master cylinder
• Clutch hydraulic pressure loss is present
• Clutch system bleeding does not restore pedal feel
• The vehicle is undergoing Porsche Cayenne clutch system service.
Where it fits on the car
This clutch master cylinder fits within the clutch hydraulic system, operated by the clutch pedal and connected to the clutch hydraulic circuit. Exact location can vary depending on vehicle layout and model year.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95542317102
The product you are viewing cross references to these numbers
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