Fuel line clamp. Porsche 911 69-71  ›  91611033000

Fuel Line Clamp
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The OE Match Fuel Line Clamp is an original-style replacement component for Porsche 911 models manufactured between 1969 and 1971, designed to help secure and support the fuel line in its intended mounting position.

Fits:

• Porsche 911 1965-1968 2.0L / 912 SWB (F)
• Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)

Diagram ref no 31

The fuel delivery system is an essential part of any classic Porsche, and correctly secured fuel lines help maintain safe and reliable operation.

Over time, original fuel line clamps can become corroded, distorted, damaged or missing, particularly on vehicles undergoing engine repairs, fuel system maintenance or complete restoration.

These OE Match fuel line clamps provide a practical replacement solution for maintaining the correct routing and support of the fuel line while preserving the original-style installation.

What Does the Fuel Line Clamp Do?

The fuel line clamp is designed to retain and support the fuel line in its designated position.

Correctly secured fuel lines are important because they help prevent unnecessary movement, vibration and contact with surrounding engine or bodywork components.

The clamp helps to:

• Maintain the correct fuel line position
• Reduce unwanted movement and vibration
• Prevent contact with adjacent components
• Support the original fuel line routing
• Maintain a secure and tidy fuel system installation

Although relatively small, fuel line retaining components play an important role in the overall condition and safety of the fuel delivery system.

Why Does It Fail?

Original fuel line clamps can deteriorate after decades of exposure to heat, vibration, moisture and general mechanical wear.

Common causes of failure include:

• Corrosion caused by age and moisture
• Metal fatigue from repeated vibration
• Distortion during fuel line removal
• Damage during engine maintenance
• Incorrect installation or overtightening
• Missing clamps following previous repairs
• General deterioration of original retaining components

A damaged or missing clamp may allow the fuel line to move excessively or rub against nearby components.

When Should It Be Replaced?

Replacement is recommended whenever the original fuel line clamp becomes damaged, corroded, distorted or missing.

Common signs include:

• Loose or unsupported fuel lines
• Visible corrosion on the retaining clamp
• Bent or damaged mounting sections
• Missing fuel line retaining hardware
• Excessive movement of the fuel line
• Evidence of rubbing or contact with surrounding components
• Incorrect fuel line positioning following previous repairs

Fuel line clamps should also be inspected during fuel hose replacement, engine servicing and classic Porsche restoration work.

Checks & Diagnosis

When inspecting the fuel line clamp, check that the fuel line is correctly positioned and securely retained.

Inspect the surrounding fuel hoses, rigid pipes and mounting points for signs of wear or damage.

Pay particular attention to:

• Cracked or deteriorated fuel hoses
• Fuel staining or signs of leakage
• Loose fuel line connections
• Damaged or corroded retaining hardware
• Contact between fuel lines and surrounding components Incorrect fuel line routing

Any damaged fuel hoses or leaking connections should be repaired immediately using components suitable for the vehicle's fuel system.

Installation Notes

Before carrying out any work on the fuel system, ensure the engine is switched off and completely cool.

Work in a well-ventilated area away from naked flames, sparks and other ignition sources.

Inspect the fuel line and mounting location before removing the original clamp.

Fit the replacement clamp in the correct position, ensuring the fuel line is securely retained without being crushed, kinked or damaged.

Check that the fuel line has sufficient clearance from moving parts, hot exhaust components and sharp edges.

If any fuel connections have been disturbed, inspect the complete installation for leaks before operating the vehicle.

Professional installation is recommended where fuel system components require disconnection or replacement.

Related reference numbers
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91611033000

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