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Exhaust valve guide 40.30mm. Porsche 996 Carrera 3.4L & 3.6L / Boxster 986 2.7L & 3.2L - 99610414503
99610414503/1
Vehicle Group
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
Information
Valve guide - Exhaust. Length 40.30 mm
OE Match exhaust valve guide 40.30mm for Porsche 996 and Boxster 986 models. This replacement valve guide helps support correct exhaust valve movement, valve seating, and reliable cylinder head operation during engine repair or rebuild.
Sold individually
Fits:
Porsche 996 Carrera 3.4L 1997 - 2001 (Engine code: 9601 / 9602 / 9604)
Porsche 996 Carrera 3.6L 2002 - 2005 (Engine code: 9603)
Porsche 986 Boxster 2.7L 2002 - 2004 (Engine code: 9623)
Porsche 986 Boxster 3.2L 2002 - 2004 (Engine code: 9624)
Material Copper
Inner diameter [mm] 6,00 mm
Outer diameter [mm] 11,05 mm
Length [mm] 40,30 mm
Diagram Ref No 4
The exhaust valve guide keeps the exhaust valve aligned as it opens and closes. A correctly fitted valve guide helps maintain valve seating, oil control, compression, and smooth engine operation.
Functions
• Replaces the exhaust valve guide
• Guides and supports the exhaust valve stem
• Helps maintain correct valve alignment and movement
• Supports reliable valve seating and sealing
• Helps reduce valve stem wear and excessive oil consumption
• Suitable for cylinder head overhaul or engine rebuild work
• OE Match replacement for Porsche 996 and Boxster 986 engine repair.
Why Replace This Part?
Valve guides can wear due to heat, mileage, friction, lubrication issues, and exhaust temperature. A worn exhaust valve guide can cause valve movement, poor sealing, smoke from oil consumption, reduced compression, valve noise, misfires, or poor engine performance. Replacement is recommended during cylinder head repair when guide wear is outside tolerance.
When to Replace This Part
• Cylinder head rebuild or engine overhaul is being carried out
• Exhaust valve guide wear is present
• Valve stem movement is excessive
• Oil consumption or exhaust smoke is being investigated
• Compression or valve sealing issues are present
• Exhaust valves are being replaced
• The engine is undergoing Porsche 996 or Boxster 986 restoration.
Where it fits on the car
This valve guide fits inside the engine cylinder head and supports the exhaust valve stem. It is used in the exhaust valve side of the valve train.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610414503
The product you are viewing cross references to these numbers
OE Match exhaust valve guide 40.30mm for Porsche 996 and Boxster 986 models. This replacement valve guide helps support correct exhaust valve movement, valve seating, and reliable cylinder head operation during engine repair or rebuild.
Sold individually
Fits:
Porsche 996 Carrera 3.4L 1997 - 2001 (Engine code: 9601 / 9602 / 9604)
Porsche 996 Carrera 3.6L 2002 - 2005 (Engine code: 9603)
Porsche 986 Boxster 2.7L 2002 - 2004 (Engine code: 9623)
Porsche 986 Boxster 3.2L 2002 - 2004 (Engine code: 9624)
Material Copper
Inner diameter [mm] 6,00 mm
Outer diameter [mm] 11,05 mm
Length [mm] 40,30 mm
Diagram Ref No 4
The exhaust valve guide keeps the exhaust valve aligned as it opens and closes. A correctly fitted valve guide helps maintain valve seating, oil control, compression, and smooth engine operation.
Functions
• Replaces the exhaust valve guide
• Guides and supports the exhaust valve stem
• Helps maintain correct valve alignment and movement
• Supports reliable valve seating and sealing
• Helps reduce valve stem wear and excessive oil consumption
• Suitable for cylinder head overhaul or engine rebuild work
• OE Match replacement for Porsche 996 and Boxster 986 engine repair.
Why Replace This Part?
Valve guides can wear due to heat, mileage, friction, lubrication issues, and exhaust temperature. A worn exhaust valve guide can cause valve movement, poor sealing, smoke from oil consumption, reduced compression, valve noise, misfires, or poor engine performance. Replacement is recommended during cylinder head repair when guide wear is outside tolerance.
When to Replace This Part
• Cylinder head rebuild or engine overhaul is being carried out
• Exhaust valve guide wear is present
• Valve stem movement is excessive
• Oil consumption or exhaust smoke is being investigated
• Compression or valve sealing issues are present
• Exhaust valves are being replaced
• The engine is undergoing Porsche 996 or Boxster 986 restoration.
Where it fits on the car
This valve guide fits inside the engine cylinder head and supports the exhaust valve stem. It is used in the exhaust valve side of the valve train.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610414503
99610411560
99610414501
99610414503
The product you are viewing cross references to these numbers
Price: £29.00
In stock
Related products
Vehicle Group
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
- Porsche 928S2 4.7L 1984-86
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
Information
Exhaust valve. Price is for each.
Valve head diameter: 33 mm
Valve stem diameter: 7 mm
Length: 113,6 mm
Fits:
Porsche 944S 1987-88
Porsche 944S2 1989-91
Porsche 928 S4 / GT / GTS 1984-95
Porsche 968 1992-95
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92810564206
The product you are viewing cross references to these numbers
Valve head diameter: 33 mm
Valve stem diameter: 7 mm
Length: 113,6 mm
Fits:
Porsche 944S 1987-88
Porsche 944S2 1989-91
Porsche 928 S4 / GT / GTS 1984-95
Porsche 968 1992-95
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92810564206
92810564206
94410541800
30146
The product you are viewing cross references to these numbers
Price: £34.00
In stock
Vehicle Group
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
Information
Engine cylinder head inlet valve. Price is for each.
Fits:
Porsche 968 1992-95
Click 'Zoom in' for large parts diagram.
Diagram Ref No 6.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92810564106
The product you are viewing cross references to these numbers
Fits:
Porsche 968 1992-95
Click 'Zoom in' for large parts diagram.
Diagram Ref No 6.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92810564106
30288
92810564106
928.105.641.06
854433-4
The product you are viewing cross references to these numbers
Price: £28.00
In stock
Vehicle Group
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
Information
Valve spring.
Fits:
Porsche 944 S2 3.0L
Porsche 968 1992-95
Diagram Ref No 15
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94410590707
The product you are viewing cross references to these numbers
Fits:
Porsche 944 S2 3.0L
Porsche 968 1992-95
Diagram Ref No 15
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94410590707
94410590707
94410590703
The product you are viewing cross references to these numbers
Price: £14.10
In stock