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Camshaft cover washer. Porsche 911 / 964 / 914 - 90003101430
90003101430/1
Vehicle Group
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 914 (1970-1976)
Information
Camshaft cover washer
This OE Match camshaft cover washer is a replacement fastening washer for Porsche 911, 964, and 914 models. A sealing and load-spreading washer used beneath camshaft cover bolts to ensure proper torque distribution and a clean, leak-free seal between the cover and camshaft housing.
Price is each.
Fits:
Porsche 911 1968 - 1989
Porsche 914 1970 - 1976
Porsche 964 1989 - 1994
Diagram ref no 28
The camshaft cover washer fits beneath the camshaft cover fixing hardware and helps distribute the clamping load evenly across the cover surface. It supports secure installation of the camshaft cover and helps protect the cover and mating surfaces from damage during tightening.
Functions
• Replaces the camshaft cover washer
• Fits beneath camshaft cover fixing hardware
• Helps distribute fastening load evenly
• Supports correct camshaft cover installation
• Helps protect the cover surface from fastener damage
• Replaces missing, worn, corroded, distorted, or damaged washers
• OE Match replacement for engine service, repair, or restoration.
Why Replace This Part?
Camshaft cover washers can become worn, flattened, corroded, distorted, or damaged due to age, heat, oil exposure, repeated removal, and previous engine work. Damaged or missing washers can affect clamp load, allow poor cover seating, or damage the cover surface. Replacing the washer during camshaft cover service helps support correct fastening and a clean engine assembly.
When to Replace This Part
• The camshaft cover has been removed
• The original washer is missing, worn, rusty, or distorted
• The washer surface is marked, flattened, or damaged
• Camshaft cover gaskets or seals are being replaced
• Valve train or upper engine service is being carried out
• Engine oil leaks are being repaired around the cover area
• The vehicle is undergoing Porsche engine restoration or rebuild.
Where it fits on the car
This washer fits at the camshaft cover fastening points on Porsche 911, 964, and 914 models. It is used with the relevant fixing hardware according to the factory engine layout.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90003101430
The product you are viewing cross references to these numbers
This OE Match camshaft cover washer is a replacement fastening washer for Porsche 911, 964, and 914 models. A sealing and load-spreading washer used beneath camshaft cover bolts to ensure proper torque distribution and a clean, leak-free seal between the cover and camshaft housing.
Price is each.
Fits:
Porsche 911 1968 - 1989
Porsche 914 1970 - 1976
Porsche 964 1989 - 1994
Diagram ref no 28
The camshaft cover washer fits beneath the camshaft cover fixing hardware and helps distribute the clamping load evenly across the cover surface. It supports secure installation of the camshaft cover and helps protect the cover and mating surfaces from damage during tightening.
Functions
• Replaces the camshaft cover washer
• Fits beneath camshaft cover fixing hardware
• Helps distribute fastening load evenly
• Supports correct camshaft cover installation
• Helps protect the cover surface from fastener damage
• Replaces missing, worn, corroded, distorted, or damaged washers
• OE Match replacement for engine service, repair, or restoration.
Why Replace This Part?
Camshaft cover washers can become worn, flattened, corroded, distorted, or damaged due to age, heat, oil exposure, repeated removal, and previous engine work. Damaged or missing washers can affect clamp load, allow poor cover seating, or damage the cover surface. Replacing the washer during camshaft cover service helps support correct fastening and a clean engine assembly.
When to Replace This Part
• The camshaft cover has been removed
• The original washer is missing, worn, rusty, or distorted
• The washer surface is marked, flattened, or damaged
• Camshaft cover gaskets or seals are being replaced
• Valve train or upper engine service is being carried out
• Engine oil leaks are being repaired around the cover area
• The vehicle is undergoing Porsche engine restoration or rebuild.
Where it fits on the car
This washer fits at the camshaft cover fastening points on Porsche 911, 964, and 914 models. It is used with the relevant fixing hardware according to the factory engine layout.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90003101430
90003101430
The product you are viewing cross references to these numbers
Price: €0.30
In stock
Related products
Vehicle Group
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 914 (1970-1976)
Information
Socket Head Nut For Camshaft Housing M8.
Ensure the secure assembly of your classic Porsche engine with this OE Match Socket Head Nut for Camshaft Housing M8, manufactured as a direct replacement. Produced to OE-style specifications, this precision-engineered fastener is designed to securely retain the camshaft housing, helping maintain the correct clamping force required for reliable engine operation.
Fits:
Diagram Ref No 24
Engine fasteners are subjected to continual heat cycles, vibration, and mechanical stress. Over time, original nuts can become corroded, suffer thread damage, or lose their ability to maintain the correct torque. This OE Match replacement restores the original specification and is ideal for engine rebuilds, repairs, and preventative maintenance.
What This Product Does:
Symptoms Of Wear Or Failure:
Why Replacement Matters:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90111127101
The product you are viewing cross references to these numbers
Ensure the secure assembly of your classic Porsche engine with this OE Match Socket Head Nut for Camshaft Housing M8, manufactured as a direct replacement. Produced to OE-style specifications, this precision-engineered fastener is designed to securely retain the camshaft housing, helping maintain the correct clamping force required for reliable engine operation.
Fits:
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 914 (1970-1976)
Diagram Ref No 24
Engine fasteners are subjected to continual heat cycles, vibration, and mechanical stress. Over time, original nuts can become corroded, suffer thread damage, or lose their ability to maintain the correct torque. This OE Match replacement restores the original specification and is ideal for engine rebuilds, repairs, and preventative maintenance.
What This Product Does:
- Secures the camshaft housing to the engine assembly.
- Maintains the correct clamping force on the camshaft housing.
- Helps ensure an effective seal between mating components.
- Resists loosening caused by engine vibration.
- Supports reliable engine assembly and operation.
- Restores the original factory specification.
- Replaces worn, damaged, or corroded original fasteners.
Symptoms Of Wear Or Failure:
- Corroded or rusted fasteners.
- Rounded or damaged socket head.
- Stripped or damaged threads.
- Nut failing to achieve the correct torque.
- Signs of previous overtightening or stretching.
- Loose camshaft housing fasteners.
- Oil seepage around the camshaft housing due to reduced clamping force.
- Missing hardware following engine repairs.
- Visible wear or mechanical damage.
- Fasteners showing signs of fatigue after repeated use.
Why Replacement Matters:
- The camshaft housing relies on correctly torqued fasteners to maintain alignment and provide an even clamping load across the sealing surfaces. Worn, damaged, or corroded nuts can compromise this clamping force, potentially leading to oil leaks, reduced reliability, or costly engine damage.
- Replacing ageing fasteners with OE Match components helps ensure the camshaft housing remains securely fastened and maintains the correct sealing pressure. Manufactured to OE-style specifications, this M8 socket head nut provides the correct fit, dependable performance, and factory-quality finish, making it an essential component during engine maintenance, repairs, or full restoration of your classic Porsche.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90111127101
90111127101
The product you are viewing cross references to these numbers
Price: €3.54
In stock
Vehicle Group
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
Information
Camshaft Cover LOWER. The engine valve cover—also known as a rocker cover—is a vital component that seals the top of the engine’s cylinder head. It protects the valves and valve train components from dirt, debris, and contaminants while helping to prevent oil leaks.
Fits:
Porsche 993 (911) C2 1994-97
Porsche 993 (911) C4 1994-97
Porsche 993 (911) RS 1994-97
Porsche 993 (911) C2S 1994-97
Porsche 993 (911) C4S 1994-97
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310511607
The product you are viewing cross references to these numbers
In many modern engines, the valve cover also integrates parts of the PCV (Positive Crankcase Ventilation) system, including the PCV valve itself. This design helps manage crankcase pressure and ensures proper ventilation of engine gases for optimal performance.
Fits:
Porsche 993 (911) C2 1994-97
Porsche 993 (911) C4 1994-97
Porsche 993 (911) RS 1994-97
Porsche 993 (911) C2S 1994-97
Porsche 993 (911) C4S 1994-97
Common Engine Valve Cover Failure Symptoms
- · Aging and Wear: Over time, valve cover gaskets can harden, shrink, or crack, leading to oil leaks and burning oil smells coming from the engine.
- · Improper Installation: Uneven torque or incorrect gasket placement during installation can cause leaks and sealing issues.
- · Material Fatigue: Constant exposure to high engine temperatures can cause plastic or metal covers to warp or crack.
- · Blocked PCV Valve: A clogged PCV system can cause excess crankcase pressure, potentially damaging the valve cover or gasket.
Click picture for large parts diagram.
Diagram Ref No 18
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310511607
99310511607
The product you are viewing cross references to these numbers
Price: €100.13
In stock
Vehicle Group
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Information
Camshaft cover bolt.
Need per engine 38. Price is for each.
Fits:
Diagram Ref No 20
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90006723801
The product you are viewing cross references to these numbers
Need per engine 38. Price is for each.
Fits:
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Diagram Ref No 20
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90006723801
90006723802
90006723801
The product you are viewing cross references to these numbers
Price: €1.10
In stock