Brackets / Clamps / Straps

Clamp SP 68/20.

The Genuine Porsche Clamp SP 68/20 (Part Number: 9995122460C) is an original equipment fastening component designed for selected classic Porsche 911, 930 Turbo and 964 heating and exhaust heat exchanger assemblies.
Sold Each.

Fits:

• Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
• Porsche 911 1978-1983 3.0L / SC
• 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 

 
Diagram Ref No 20

This specialised clamp is used to secure the connection between the engine's heat exchanger outlet and the associated hot-air hose, elbow or adapter.

The air-cooled Porsche 911 heating system uses heat exchangers surrounding sections of the exhaust system to warm air before directing it through the vehicle's heating ducts and into the passenger compartment.

The Clamp SP 68/20 helps maintain a secure connection within this heated-air delivery arrangement.

Manufactured to Porsche's original equipment specification, the clamp is designed to provide the appropriate fastening arrangement for the specified duct connection.

During operation, the heating system is exposed to elevated temperatures, vibration and repeated thermal expansion and contraction.

A correctly fitted clamp helps prevent the duct connection from loosening, reducing unwanted hot-air leakage and maintaining the intended flow of heated air through the system.

Over time, original clamps may become corroded, distorted or weakened by repeated exposure to heat and moisture.

Damaged threads, a fractured band or deteriorated tightening hardware can prevent the clamp from securing the connection correctly.

A loose clamp may allow the heating hose to move or become partially detached, leading to a reduction in heating efficiency, unwanted rattling or warm air escaping before it reaches the cabin.

Replacing a worn or damaged clamp with a Genuine Porsche component helps restore secure duct attachment, maintain the original heating arrangement and support reliable cabin heating performance.

What This Product Does:
The Clamp SP 68/20 is a mechanical fastening component used within the engine heat exchanger's hot-air ducting arrangement.

Its primary function is to secure the specified heating hose or elbow to the associated heat exchanger connection.

When the engine is running, the heating system uses air warmed by the heat exchangers.

This heated air travels through a series of ducts, hoses and heater control components before reaching the cabin.

The clamp helps maintain the connection between two parts of this airflow circuit.

Its main functions include:

• Securing hot-air duct connections: Holds the specified heater hose or elbow firmly against its mating connection.
• Supporting cabin heating: Helps maintain the heated-air passage from the heat exchanger towards the passenger compartment.
• Reducing unwanted air leakage: Helps prevent warm air escaping through an inadequately secured joint.
• Maintaining correct hose positioning: Keeps the connected hose or adapter seated in its intended location.
• Reducing movement and vibration: Limits unwanted movement at the duct connection.
• Supporting heating efficiency: Helps ensure heated air follows its intended route.
• Maintaining original heating-system construction: Preserves the factory fastening arrangement.
• Providing secure mechanical retention: Holds the connection together under normal operating conditions.
• Supporting heater system repairs: Allows damaged or corroded fastening hardware to be renewed.
• Maintaining reliable duct attachment: Helps prevent the hose or elbow from becoming detached.

Symptoms Of Wear Or Failure:
The clamp operates in an area exposed to engine heat, road moisture, corrosion and vibration.

Although relatively simple in construction, prolonged service may affect its ability to maintain secure fastening.

Common signs of a worn or damaged clamp include:

• Reduced cabin heating performance: A loose hot-air connection may allow heated air to escape before reaching the passenger compartment.
• Weak airflow from heater outlets: A partially detached hose may reduce the amount of warm air reaching the heating system.
• Visible corrosion: Rust may weaken the clamp or prevent its tightening mechanism from operating correctly.
• Loose heater hose: The connected hose may move because the clamp no longer provides sufficient retention.
• Detached hot-air duct: A severely damaged or missing clamp may allow the hose or elbow to separate.
• Rattling near the heat exchanger: An insecure duct connection may produce vibration-related noises.
• Damaged clamp band: Cracking, splitting or physical distortion may affect fastening.
• Stripped tightening mechanism: Damaged threads may prevent the clamp from being tightened securely.
• Seized fastening hardware: Corrosion may prevent the clamp from loosening or tightening during maintenance.
• Distorted clamp shape: Excessive tightening or mechanical damage may prevent even contact around the connection.
• Visible gaps around the joint: The heater hose or adapter may no longer sit correctly.
• Repeated loosening: A weakened clamp may fail to maintain secure attachment.
• Abrasion marks: Movement between the hose and adjoining components may produce wear.
• Damaged hose end: An incorrectly fitted or overtightened clamp may deform the connected heater hose.
• Missing clamp: Previous repairs may have left the heating duct without its correct retaining component.

Why Replacement Matters:
Replacing a defective heating duct clamp is important for maintaining the correct connection between the heat exchanger and the cabin heating system.

A corroded, loose or distorted clamp may no longer provide sufficient fastening force.

This can allow the connected hose or elbow to move, leak heated air or become detached.

Continued operation with an insecure duct connection may reduce heating performance and contribute to wear of the associated hose or adapter.

Installing a Genuine Porsche replacement Clamp SP 68/20 helps to:

• Restore secure heater hose attachment: Replace damaged fastening hardware.
• Maintain heated-air delivery: Help preserve the intended airflow route from the heat exchanger.
• Reduce unwanted hot-air leakage: Address air loss caused by a loose connection.
• Support cabin heating performance: Maintain the connection needed for effective heating.
• Prevent hose detachment: Restore the intended mechanical retention.
• Reduce rattling and vibration: Secure components that have become loose.
• Replace corroded hardware: Renew ageing clamps affected by heat and road moisture.
• Protect neighbouring components: Help prevent movement and abrasion caused by an insecure duct.
• Support heat exchanger servicing: Provide the correct clamp when associated hoses or adapters are removed.
• Maintain original fitment: Preserve Porsche's intended heater duct connection.
• Support classic Porsche restoration: Replace damaged or missing original hardware.
• Maintain Genuine Porsche quality: Use a factory-specified replacement for the relevant connection.

Replacement is recommended when the clamp is cracked, heavily corroded, distorted, missing or unable to tighten securely.

If the connected heater hose or heat exchanger outlet is damaged, replacing the clamp alone may not restore the connection.

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9995122460C

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Porsche 911 1975 - 1989
Porsche 930 Turbo

Diagram ref no 14

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Porsche 911 1975 - 1989
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Porsche 911 1975-89
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Diagram ref no 15

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Cross Over Pipe Exhaust Sealing Ring 

Restore proper exhaust sealing and eliminate unwanted exhaust leaks with Cross Over Pipe Exhaust Sealing Ring, designed for Porsche 911 models produced between 1975 and 1989. This sealing ring is used within the cross over pipe section of the exhaust system, creating a gas-tight seal between connected exhaust components.

Fits:

• 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)

Diagram ref no 13 

The cross over pipe is a critical part of the air-cooled Porsche exhaust system, helping balance exhaust gas flow and directing gases efficiently through the exhaust assembly. The sealing ring ensures that exhaust gases remain contained within the system, preventing leaks that can reduce performance, increase noise and affect overall driving enjoyment.

Over time, exhaust sealing rings are subjected to extreme temperatures, vibration, pressure fluctuations and corrosion. As the seal ages, it can become compressed, brittle or damaged, leading to exhaust leaks and reduced system efficiency.

Replacing worn sealing rings whenever exhaust components are removed is essential for maintaining proper exhaust system performance and reliability.

What Does a Cross Over Pipe Exhaust Sealing Ring Do?

The exhaust sealing ring sits between mating exhaust components and creates a heat-resistant seal that prevents exhaust gases from escaping.

A properly functioning sealing ring helps:

• Maintain a leak-free exhaust system
• Ensure correct exhaust gas flow
• Reduce exhaust noise
• Support engine efficiency
• Prevent exhaust fumes escaping at joints
• Maintain correct exhaust back pressure
• Protect surrounding components from hot gas leakage

Without an effective seal, exhaust gases can escape before reaching the silencer system.

Symptoms of Wear or Failure

Exhaust sealing rings naturally deteriorate due to constant exposure to heat and vibration.

Common signs of a failing sealing ring include:

• Exhaust blowing noises
• Ticking sounds from the exhaust system
• Visible soot deposits around joints
• Increased exhaust noise
• Exhaust fumes around the vehicle
• Reduced engine efficiency
• Poor sealing after exhaust disassembly
• Signs of compression or deterioration during inspection

Even a small leak can become progressively worse if the sealing ring is not replaced.

Why Replacement Matters

Replacing a worn exhaust sealing ring helps maintain exhaust system integrity and prevents secondary damage to other exhaust components.

Benefits include:

• Restores leak-free exhaust operation
• Improves exhaust system efficiency
• Reduces unwanted exhaust noise
• Helps maintain correct exhaust flow
• Protects surrounding exhaust components
• Improves repair reliability
• Supports long-term durability
• Enhances restoration quality

For classic air-cooled Porsche 911 models, maintaining correct exhaust sealing is essential for performance, reliability and driving enjoyment.

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Cross Over Pipe Exhaust Sealing Ring 

Restore proper exhaust sealing and eliminate unwanted exhaust leaks with Cross Over Pipe Exhaust Sealing Ring, designed for Porsche 911 models produced between 1975 and 1989. This sealing ring is used within the cross over pipe section of the exhaust system, creating a gas-tight seal between connected exhaust components.

Fits:

• 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)

Diagram ref no 13 

The cross over pipe is a critical part of the air-cooled Porsche exhaust system, helping balance exhaust gas flow and directing gases efficiently through the exhaust assembly. The sealing ring ensures that exhaust gases remain contained within the system, preventing leaks that can reduce performance, increase noise and affect overall driving enjoyment.

Over time, exhaust sealing rings are subjected to extreme temperatures, vibration, pressure fluctuations and corrosion. As the seal ages, it can become compressed, brittle or damaged, leading to exhaust leaks and reduced system efficiency.

Replacing worn sealing rings whenever exhaust components are removed is essential for maintaining proper exhaust system performance and reliability.

What Does a Cross Over Pipe Exhaust Sealing Ring Do?

The exhaust sealing ring sits between mating exhaust components and creates a heat-resistant seal that prevents exhaust gases from escaping.

A properly functioning sealing ring helps:

• Maintain a leak-free exhaust system
• Ensure correct exhaust gas flow
• Reduce exhaust noise
• Support engine efficiency
• Prevent exhaust fumes escaping at joints
• Maintain correct exhaust back pressure
• Protect surrounding components from hot gas leakage

Without an effective seal, exhaust gases can escape before reaching the silencer system.

Symptoms of Wear or Failure

Exhaust sealing rings naturally deteriorate due to constant exposure to heat and vibration.

Common signs of a failing sealing ring include:

• Exhaust blowing noises
• Ticking sounds from the exhaust system
• Visible soot deposits around joints
• Increased exhaust noise
• Exhaust fumes around the vehicle
• Reduced engine efficiency
• Poor sealing after exhaust disassembly
• Signs of compression or deterioration during inspection

Even a small leak can become progressively worse if the sealing ring is not replaced.

Why Replacement Matters

Replacing a worn exhaust sealing ring helps maintain exhaust system integrity and prevents secondary damage to other exhaust components.

Benefits include:

• Restores leak-free exhaust operation
• Improves exhaust system efficiency
• Reduces unwanted exhaust noise
• Helps maintain correct exhaust flow
• Protects surrounding exhaust components
• Improves repair reliability
• Supports long-term durability
• Enhances restoration quality

For classic air-cooled Porsche 911 models, maintaining correct exhaust sealing is essential for performance, reliability and driving enjoyment.

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Cross Over Pipe Exhaust Sealing Ring Washer 

Restore secure exhaust sealing with Cross Over Pipe Exhaust Sealing Ring Washer, designed for Porsche 911 models produced from 1975 to 1989. This sealing washer is used on the cross over pipe section of the exhaust system, helping create a tight, reliable seal between exhaust components.

Fits:

• 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)

Diagram ref no 12 

The cross over pipe is exposed to high temperatures, vibration and exhaust gas pressure. The sealing ring washer helps maintain correct joint compression, reducing the risk of exhaust leaks, rattles and poor system alignment. When worn or damaged, the washer may no longer seal effectively, allowing exhaust gases to escape.

Replacing this washer during exhaust repairs, cross over pipe removal or restoration work helps ensure a professional, leak-free installation.

What Does an Exhaust Sealing Ring Washer Do?

An exhaust sealing ring washer supports the sealing joint between exhaust components. It helps maintain clamping pressure and assists the sealing ring or joint in preventing exhaust gases from escaping.

A correctly fitted sealing washer helps provide:

• Secure exhaust joint sealing
• Reduced risk of exhaust leaks
• Correct cross over pipe fitment
• Improved exhaust system stability
• Better gasket and sealing ring performance
• Reduced vibration and exhaust noise
• Reliable long-term exhaust operation

Symptoms of Wear or Failure

Common signs that an exhaust sealing washer may need replacement include:

• Exhaust blowing noises
• Soot marks around exhaust joints
• Increased exhaust noise
• Rattling from the cross over pipe area
• Poor sealing after exhaust refitting
• Corrosion or distortion of the washer
• Loose or uneven exhaust joint compression
• Exhaust fumes around the rear of the vehicle

Why Replacement Matters

A worn or damaged sealing washer can compromise the exhaust joint, leading to leaks, vibration and premature wear of surrounding exhaust parts.

Replacement helps:

• Restore correct exhaust sealing
• Prevent exhaust gas leaks
• Improve exhaust system reliability
• Reduce unwanted noise and vibration
• Maintain proper exhaust flow
• Protect connected exhaust components
• Improve repair and restoration quality
• Support long-term durability       

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Cross Over Pipe Exhaust Sealing Ring Washer 

Restore secure exhaust sealing with Cross Over Pipe Exhaust Sealing Ring Washer, designed for Porsche 911 models produced from 1975 to 1989. This sealing washer is used on the cross over pipe section of the exhaust system, helping create a tight, reliable seal between exhaust components.

Fits:

• 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)

Diagram ref no 12 

The cross over pipe is exposed to high temperatures, vibration and exhaust gas pressure. The sealing ring washer helps maintain correct joint compression, reducing the risk of exhaust leaks, rattles and poor system alignment. When worn or damaged, the washer may no longer seal effectively, allowing exhaust gases to escape.

Replacing this washer during exhaust repairs, cross over pipe removal or restoration work helps ensure a professional, leak-free installation.

What Does an Exhaust Sealing Ring Washer Do?

An exhaust sealing ring washer supports the sealing joint between exhaust components. It helps maintain clamping pressure and assists the sealing ring or joint in preventing exhaust gases from escaping.

A correctly fitted sealing washer helps provide:

• Secure exhaust joint sealing
• Reduced risk of exhaust leaks
• Correct cross over pipe fitment
• Improved exhaust system stability
• Better gasket and sealing ring performance
• Reduced vibration and exhaust noise
• Reliable long-term exhaust operation

Symptoms of Wear or Failure

Common signs that an exhaust sealing washer may need replacement include:

• Exhaust blowing noises
• Soot marks around exhaust joints
• Increased exhaust noise
• Rattling from the cross over pipe area
• Poor sealing after exhaust refitting
• Corrosion or distortion of the washer
• Loose or uneven exhaust joint compression
• Exhaust fumes around the rear of the vehicle

Why Replacement Matters

A worn or damaged sealing washer can compromise the exhaust joint, leading to leaks, vibration and premature wear of surrounding exhaust parts.

Replacement helps:

• Restore correct exhaust sealing
• Prevent exhaust gas leaks
• Improve exhaust system reliability
• Reduce unwanted noise and vibration
• Maintain proper exhaust flow
• Protect connected exhaust components
• Improve repair and restoration quality
• Support long-term durability       

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Porsche 911 Carrera M559 / M573 1984-89
Porsche 911 Turbo 3.3L M559 / M573 1983-89

M559 - Cars with Air conditioner
M573 - Cars with Air conditioner wit heavy duty blower

Click 'Zoom in' for large parts diagram.
Diagram ref no 2A

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For cars WITHOUT Air Conditioning

Fits:
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Porsche 911 Turbo 1978-89
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Porsche 911 Turbo 1978-89
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Exhaust sealing ring gasket. Wastegate to muffler.

Fits:
Porsche 911 Turbo (1978 to 1989) with engine code M930.60/66/68
Porsche 924 Turbo (1976 to 1985)
Porsche 944/2 Turbo/Turbo S (1985 to 1991) with engine code M44.50/51/52

Click 'Zoom in' for large parts diagram.
Diagram ref no 46

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The OE Match exhaust sealing ring gasket forms the seal at the wastegate-to-muffler connection on the Porsche Turbo exhaust assembly. It is a replacement sealing component for repairs involving a leaking joint or removal and refitting of the connected exhaust parts.

Fits

• Porsche 911 Turbo (1978 to 1989) with engine code M930.60/66/68
• Porsche 924 Turbo (1976 to 1985)
• Porsche 944/2 Turbo/Turbo S (1985 to 1991) with engine code M44.50/51/52
  
  Check fitment for your specific vehicle (model, year, engine) before ordering.
  
  Diagram Ref no 46
  
  What Is This Part?

This ring-shaped gasket is the sealing element between the mating sections of the wastegate exhaust connection. It works with the joint's retaining hardware to close the connection when the exhaust parts are correctly seated and secured. Its role is to seal the joint rather than support the weight of the exhaust. When carrying out repairs, inspect the adjoining pipework, sealing seats and fixings as well as the gasket itself.

What Does This Part Do?

• Seals the connection: Closes the sealing interface between the adjoining exhaust components.
• Contains exhaust gas: Helps prevent gas escaping through the joint when correctly fitted.
• Works with the retaining hardware: Provides the sealing element within the secured exhaust connection.
  
  Why Replace This Part?

Replace the gasket if inspection confirms that it is damaged, distorted or no longer sealing correctly. Blowing or ticking noises and soot marks around the connection are reasons to inspect the joint, but they do not establish that the gasket alone is responsible.

A replacement gasket should be fitted against sound, correctly aligned mating surfaces. Loose or damaged fixings, deteriorated pipe ends and poor seating also need attention; replacing the seal alone will not correct those faults. During dismantling, assess the condition of the removed ring before deciding whether it is suitable for refitting.

When to Replace This Part?

• Visible damage: The ring is split, distorted or has damaged sealing faces.
• Confirmed joint leakage: Inspection identifies exhaust gas escaping at this sealing connection.
• Soot around the joint: Deposits indicate a possible leak that needs investigation.
• Poor seating: The ring cannot sit correctly after the mating surfaces and alignment have been checked.
• Removal damage: The gasket is damaged while separating the exhaust connection.
  
  Where Is This Part Fitted?

Location: At the wastegate-to-muffler exhaust connection on the applicable assembly. Confirm the joint arrangement for the specific model before dismantling or ordering associated hardware.

Product Summary

• Product: Exhaust sealing ring gasket.
• Brand: OE Match.
• Purpose: Seals the applicable wastegate exhaust connection.

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Diagram ref no 21

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Diagram ref no 35

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