Fuel Hose, Fuel Line to Filter. Porsche 924 / 924 turbo 1979-85  ❭  477209047A

Porsche 924 Fuel Hose - Fuel Line to Fuel Filter

Critical Fuel Delivery Hose for Porsche 924

The fuel hose from the fuel line to the fuel filter is an integral component of the Porsche 924 fuel delivery system. It connects the engine’s main fuel line to the fuel filter, ensuring a clean, continuous flow of fuel to the engine.

This hose maintains sealed fuel transfer and helps protect the fuel system from premature wear, contamination and pressure loss.

Fits:

• Porsche 924 2.0L 1979-85
• Porsche 924 Turbo 2.0L 1979-81
• Porsche 924 Turbo 2.0L 1982-84
• Porsche 924 Carrera GT 2.0L 1981
• Porsche 924 Carrera GTS 2.0L 1982

From Chassis Numbers
9249103158>>
9249400051>>

Diagram Ref No 38

What This Fuel Hose Does

In the Porsche 924, fuel flows from the tank through the main fuel line and then to the fuel filter. The fuel filter removes debris and contaminants before the fuel continues on to the fuel pump and injectors.

This hose serves to:

• Connect the fuel line to the fuel filter securely
• Maintain sealed fuel transmission under pressure
• Support consistent fuel flow to the filter
• Prevent fuel leaks that can cause performance issues and safety hazards

Without a properly sealing hose between the fuel line and fuel filter, fuel delivery can be disrupted, leading to poor engine performance and potential system failure.

Why Fuel Hoses Fail

Fuel hoses are constantly exposed to harsh operating conditions, including fuel contact, heat, vibration and movement. Common reasons this fuel hose fails include:

• Rubber hardening and cracking due to age and heat cycling
• Fuel permeation that weakens hose integrity
• Swelling or softening from prolonged contact with fuel
• Abrasion or chafing against nearby components
• Environmental exposure and chemical degradation

Over time, these factors can cause the hose to crack, split or collapse internally, reducing fuel flow and increasing the risk of fuel leaks.

When You Should Replace This Fuel Hose

You should consider replacing this fuel line to fuel filter hose if you notice any of the following:

• Visible cracks, splits or deformation in the hose
• Fuel smell around the engine or along the fuel line
• Fuel leaks near the hose, filter or fuel line connections
• Poor engine performance such as hesitation or misfire
• Fuel pressure loss on acceleration or idle
• Original hose has never been replaced on an older Porsche 924

Replacing this hose proactively during maintenance avoids fuel supply interruption and eliminates a common source of fuel leaks.

Quality Fuel System Parts from Design911

At Design911, we supply high-quality replacement fuel hoses engineered to meet OEM specifications. The fuel line to fuel filter hose is designed to restore reliable fuel delivery and help maintain safe, leak-free operation.

Using a correct fuel hose ensures:

• Stable fuel flow throughout the system
• Reduced risk of leaks and fuel pressure loss
• Improved engine smoothness and responsiveness
• Safer fuel system performance under all driving conditions

 
Key Benefits at a Glance

• OEM-spec fuel hose for Porsche 924
• Connects fuel line to fuel filter securely
• Maintains consistent fuel flow
• Reduces risk of leaks and pressure loss
• Ideal for repair, maintenance or restoration
• Engine performance and safety improvement       

Related reference numbers
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477209047A

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