Fuel Lines & Breather Hoses

Fuel Banjo Bolt  – K & L Jetronic Fuel System Connection
Sold each

High-quality fuel banjo bolt designed for Porsche models equipped with K-Jetronic and L-Jetronic fuel injection systems.

Fits:

• Porsche 911 1972-73 2.4L T-K
• 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) TURBO 3.3L 1991-93
• Porsche 964 (911) TURBO 3.6L 1991-93
• Porsche 924 2.0L 1976-79
• Porsche 924 2.0L 1980-85
• 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
• Porsche 944 Turbo 2.5L 8V 1985-88
• Porsche 944 Turbo 2.5L 8V 1989-91
• Porsche 944 Turbo S 2.5L 8V 1988
• Porsche 928 4.5L 1978-82
• Porsche 928S 4.7L 1981-83
• Porsche 928S2 4.7L 1984-86

Diagram ref no 52

This essential fastening component is used to securely connect fuel lines to key parts of the fuel system, including the injection pump, fuel injectors (injection valves), and fuel pump. It ensures proper sealing and reliable fuel delivery across multiple connection points within the system.

Depending on the specific Porsche model and configuration, varying quantities of banjo bolts may be required for hose swivel connections. This component is also commonly supplied as part of a complete fitting set.

Important: This banjo bolt is not suitable for vehicles equipped with LH-Jetronic systems.

Key Features

• Fuel banjo bolt for K-Jetronic and L-Jetronic systems
• Suitable for multiple fuel system connection points
• Connects fuel lines to pump, injectors, and injection system
• Ensures secure, leak-free sealing
• OEM-style fit and specification
• Durable construction for long-term reliability

Function and Purpose

This banjo bolt is a critical fastening component within the fuel injection system.

It helps to:
• Secure fuel line connections across the system
• Maintain correct fuel pressure and flow
• Ensure leak-free sealing at connection points
• Support reliable fuel delivery to engine components
• Enable safe and efficient fuel system operation

Why Replace Banjo Bolts

Over time, banjo bolts can wear or become compromised.

Common issues include:
• Fuel leaks at connection points
• Thread wear or damage
• Corrosion from fuel exposure
• Reduced sealing efficiency

Replacing worn bolts ensures safe operation and maintains proper fuel system performance.

Vehicle Compatibility

Suitable for:
• Porsche models equipped with K-Jetronic fuel injection
• Porsche models equipped with L-Jetronic fuel injection

Not suitable for:
• Porsche models with LH-Jetronic systems

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

91111089900

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Fuel Banjo Bolt  – K & L Jetronic Fuel System Connection
Sold each

High-quality fuel banjo bolt designed for Porsche models equipped with K-Jetronic and L-Jetronic fuel injection systems.

Fits:

• Porsche 911 1972-73 2.4L T-K
• 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) TURBO 3.3L 1991-93
• Porsche 964 (911) TURBO 3.6L 1991-93
• Porsche 924 2.0L 1976-79
• Porsche 924 2.0L 1980-85
• 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
• Porsche 944 Turbo 2.5L 8V 1985-88
• Porsche 944 Turbo 2.5L 8V 1989-91
• Porsche 944 Turbo S 2.5L 8V 1988
• Porsche 928 4.5L 1978-82
• Porsche 928S 4.7L 1981-83
• Porsche 928S2 4.7L 1984-86

Diagram ref no 12

This essential fastening component is used to securely connect fuel lines to key parts of the fuel system, including the injection pump, fuel injectors (injection valves), and fuel pump. It ensures proper sealing and reliable fuel delivery across multiple connection points within the system.

Depending on the specific Porsche model and configuration, varying quantities of banjo bolts may be required for hose swivel connections. This component is also commonly supplied as part of a complete fitting set.

Important: This banjo bolt is not suitable for vehicles equipped with LH-Jetronic systems.

Key Features

• Fuel banjo bolt for K-Jetronic and L-Jetronic systems
• Suitable for multiple fuel system connection points
• Connects fuel lines to pump, injectors, and injection system
• Ensures secure, leak-free sealing
• OEM-style fit and specification
• Durable construction for long-term reliability

Function and Purpose

This banjo bolt is a critical fastening component within the fuel injection system.

It helps to:
• Secure fuel line connections across the system
• Maintain correct fuel pressure and flow
• Ensure leak-free sealing at connection points
• Support reliable fuel delivery to engine components
• Enable safe and efficient fuel system operation

Why Replace Banjo Bolts

Over time, banjo bolts can wear or become compromised.

Common issues include:
• Fuel leaks at connection points
• Thread wear or damage
• Corrosion from fuel exposure
• Reduced sealing efficiency

Replacing worn bolts ensures safe operation and maintains proper fuel system performance.

Vehicle Compatibility

Suitable for:
• Porsche models equipped with K-Jetronic fuel injection
• Porsche models equipped with L-Jetronic fuel injection

Not suitable for:
• Porsche models with LH-Jetronic systems

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

91111089900

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Braided Fuel Tank Breather Hose - 12 x 3,3mm
Sold per metre

High-quality braided fuel tank breather hose designed for Porsche 924 and 914 models, supplied per metre for custom length applications.

Fits:

• Porsche 924 2.0L 1976-79
• Porsche 924 2.0L 1980-85
• 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
• Porsche 914 (1970-1976)

Diagram ref no 6, 7, 8 and 9

This hose is used within the fuel tank ventilation system to safely transport fuel vapours and maintain correct tank pressure. The braided outer layer provides enhanced durability and protection while retaining flexibility for easy routing within the engine bay or fuel system layout.

Manufactured to OEM specifications, this hose ensures reliable performance and correct fitment, making it ideal for maintenance, repair, or restoration of classic Porsche fuel systems.

Key Features

• Braided fuel tank breather hose
• Suitable for Porsche 924 and 914
• Designed for fuel tank ventilation systems
• Sold per metre for custom lengths
• Flexible and durable construction
• OEM-style appearance and performance

Function and Purpose

This breather hose is a critical component within the fuel system.

It helps to:
• Vent fuel vapours safely from the tank
• Maintain correct internal tank pressure
• Prevent vapour build-up and system imbalance
• Support efficient fuel system operation
• Ensure safe and reliable vehicle performance

Why Replace Breather Hoses

Over time, breather hoses can deteriorate due to heat and fuel vapour exposure.

Common issues include:
• Cracking or splitting
• Hardening and loss of flexibility
• Fuel vapour leaks
• Reduced ventilation efficiency

Replacing worn hoses restores proper system function and safety.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

N0202901

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Braided Fuel Hose (Sold by the Metre) - 9.3mm Internal Diameter / 15.3mm Outer Diameter. 

This high-quality braided fuel hose is designed for multiple uses within the fuel system of various vehicles. It offers extremely low fuel permeability, excellent heat resistance, and high flexibility, making it a reliable choice for demanding applications.

Fits:
Porsche 911 Carrera 1965-89
Porsche 911 Turbo (930) 1975-89 
Porsche 914 1970-76
Porsche 924 1976-85
Porsche 928 1978-91

Comparable to Porsche part number(s): N0203591 & PCG020359A

Specifications:

Inner Diameter (ID): 9.3mm
Outer Diameter (OD): 15.3mm 
Material: FPM/ECO/AR/ECO (Type 3E) – Compliant with DIN 73379-1
Complies With: EU End-of-Life Vehicles Directive

NOTE: This product is not suitable for use in fuel tanks, or for gear and/or engine oils. Always follow the manufacturer's specifications regarding operating temperatures, especially for high-performance engines exposed to extreme heat.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

PCG020359A

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Breather Hose - 15 x 2.5mm 
Sold by the metre

High-quality breather hose with 15 x 2.5mm dimensions, designed for Porsche 924, 924S, and 944 models.

This versatile hose is used across multiple systems, including fuel tank breather, oil breather, and inlet breather applications, making it an essential component for maintaining proper ventilation and pressure balance within the engine and fuel systems.

Fits:

• Porsche 924 2.0L 1976-79
• Porsche 924 2.0L 1980-85
• 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
• Porsche 924S 2.5L 1986-87
• Porsche 924S 2.5L 1988
• Porsche 944 2.5L 8V 1982-85

Diagram ref no 6 

Engineered to OEM specifications, this hose offers durability, flexibility, and resistance to heat, oil, and fuel vapours, ensuring reliable performance in demanding engine bay environments. Ideal for maintenance, repair, or restoration of classic Porsche models.

Key Features

• 15 x 2.5mm breather hose specification
• Suitable for Porsche 924, 924S, and 944
• Part number N0203631
• Multi-use: fuel tank, oil, and inlet breather systems
• Resistant to heat, oil, and fuel vapours
• Flexible and durable construction
• OEM-style fit and performance

Function and Purpose

This breather hose serves multiple ventilation roles across the vehicle.

It helps to:
• Vent fuel tank vapours safely
• Regulate pressure in oil breather systems
• Maintain airflow within inlet systems
• Prevent pressure build-up in critical components
• Support efficient engine and fuel system operation

Why Replace Breather Hoses

Breather hoses are exposed to heat, oil, and vapours, leading to wear over time.

Common issues include:
• Cracking or splitting
• Oil or vapour leaks
• Hardening and loss of flexibility
• Reduced ventilation efficiency

Replacing worn hoses ensures proper system balance and prevents performance issues.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

N0203631

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Clamp 22/20 – AC Pipe & Fuel Injection Line Clamp 

High-quality 22/20 clamp designed for Porsche applications, used to secure air conditioning pipes on the Porsche 911 and fuel injection lines on the Porsche 924 turbo.

This clamp ensures that critical pipes and lines are held securely in place, maintaining correct routing and preventing movement, vibration, or wear that could compromise system performance. It plays an important role in both cooling system efficiency and fuel delivery reliability.

Fits:

• Porsche 911 1978-1983 3.0L / SC
• Porsche 911 1984-1986 3.2L
• 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

Diagram ref no 40 

Manufactured to OEM specifications, this clamp offers precise fitment, durability, and resistance to heat, pressure, and fuel exposure. Supplied individually, it is ideal for maintenance, repair, or restoration work.

Key Features

• Clamp size 22/20
• Suitable for Porsche 911 and Porsche 924 Turbo
• Part number 99951111502
• Used for AC pipes and fuel injection lines
• Ensures secure mounting and routing
• Prevents vibration-related wear and movement
• Resistant to heat and fuel exposure
• Durable and corrosion-resistant construction
• OEM-style fit and performance
• Sold individually

Function and Purpose

This clamp is designed to secure pipes and lines across key systems.

It helps to:
• Hold air conditioning pipes firmly in place (911)
• Secure fuel injection lines (924 Turbo)
• Maintain correct routing and alignment
• Prevent vibration-related wear or damage
• Ensure long-term system reliability

Why Replace Clamps

Clamps can degrade over time due to environmental exposure.

Common issues include:
• Loss of clamping strength
• Corrosion or fatigue
• Pipe or line movement
• Increased risk of leaks or system inefficiency

Replacing worn clamps ensures proper securing and protects critical systems.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99951111502

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Clamp 22/20 – AC Pipe & Fuel Injection Line Clamp 

High-quality 22/20 clamp designed for Porsche applications, used to secure air conditioning pipes on the Porsche 911 and fuel injection lines on the Porsche 924 turbo.

This clamp ensures that critical pipes and lines are held securely in place, maintaining correct routing and preventing movement, vibration, or wear that could compromise system performance. It plays an important role in both cooling system efficiency and fuel delivery reliability.

Fits:

• Porsche 911 1978-1983 3.0L / SC
• Porsche 911 1984-1986 3.2L
• 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

Diagram ref no 40 

Manufactured to OEM specifications, this clamp offers precise fitment, durability, and resistance to heat, pressure, and fuel exposure. Supplied individually, it is ideal for maintenance, repair, or restoration work.

Key Features

• Clamp size 22/20
• Suitable for Porsche 911 and Porsche 924 Turbo
• Part number 99951111502
• Used for AC pipes and fuel injection lines
• Ensures secure mounting and routing
• Prevents vibration-related wear and movement
• Resistant to heat and fuel exposure
• Durable and corrosion-resistant construction
• OEM-style fit and performance
• Sold individually

Function and Purpose

This clamp is designed to secure pipes and lines across key systems.

It helps to:
• Hold air conditioning pipes firmly in place (911)
• Secure fuel injection lines (924 Turbo)
• Maintain correct routing and alignment
• Prevent vibration-related wear or damage
• Ensure long-term system reliability

Why Replace Clamps

Clamps can degrade over time due to environmental exposure.

Common issues include:
• Loss of clamping strength
• Corrosion or fatigue
• Pipe or line movement
• Increased risk of leaks or system inefficiency

Replacing worn clamps ensures proper securing and protects critical systems.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99951111502

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Fuel & Clutch Pipe Connector – M14 
Sold each

High-quality M14 pipe connector designed for use in Porsche fuel and clutch hydraulic systems across a wide range of models including 924, 944, 911, 964, and 993.

This connector is used to securely join fuel or hydraulic lines, ensuring a reliable and leak-free connection under pressure. Whether used in the fuel delivery system or clutch hydraulic circuit, it plays a vital role in maintaining system integrity and performance.

Fits:

• Porsche 911 1987-1989 3.2L G50
• 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 993 (911) TURBO 1994-96
• Porsche 993 (911) GT2 1994-97
• Porsche 993 (911) TURBO S 1994-97
• Porsche 924 2.0L 1976-79
• Porsche 924 2.0L 1980-85
• 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
• Porsche 924S 2.5L 1986-87
• Porsche 924S 2.5L 1988
• Porsche 944 2.5L 8V 1982-87
• Porsche 944 2.7L 8V 1988-89
• Porsche 944S 2.5L 16V 1987-88
• Porsche 944S2 3.0L 16V 1989-91
• Porsche 944 Turbo 2.5L 8V 1985-88
• Porsche 944 Turbo 2.5L 8V 1989-91
• Porsche 944 Turbo S 2.5L 8V 1988

Diagram Ref No 13

Manufactured to OEM specifications, this M14 connector provides precise fitment and durability, making it ideal for maintenance, repair, or restoration work across multiple Porsche platforms.

Key Features

• M14 pipe connector for fuel and clutch systems
• Suitable for multiple Porsche models
• Ensures secure, leak-free line connections
• Designed for fuel and hydraulic applications
• OEM-style fit and performance
• Durable construction for long-term reliability

Function and Purpose

This connector is a critical link within both fuel and hydraulic systems.

It helps to:

• Join pipework securely under pressure
• Maintain system sealing and integrity
• Prevent leaks in fuel or clutch circuits
• Support safe and reliable operation

Why Replace Pipe Connectors

Over time, connectors can wear or degrade due to pressure, vibration, and exposure.

Common issues include:

• Thread wear or deformation
• Fuel or hydraulic fluid leaks
• Poor sealing between pipe connections
• Reduced system reliability

Replacing connectors ensures safe and effective system performance.

Related reference numbers
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477209161

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Fuel breather hose.


Fits:
Porsche 924 1980-85
Porsche 924S 1986-88
Porsche 944 1982-91
Porsche 968 1992-95

Click 'Zoom in' for large parts diagram.
Diagram ref no 45

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477201393C

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Fuel Hose - 9.5 x 15.5mm
Sold per metre

High-quality fuel hose 9.5 x 15.5mm designed for Porsche 924, 944, 968, and 928 models, supplied per metre for flexible installation and precise fitment.

This hose is engineered for safe and reliable fuel transfer within the fuel system, providing consistent flow between key components such as fuel pumps, filters, and injectors. Built to withstand fuel exposure and engine bay conditions, it ensures long-term durability and performance.

Fits:

• Porsche 924 2.0L 1976-79
• Porsche 924 2.0L 1980-85
• 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
• Porsche 944 2.5L 8V 1982-87
• Porsche 944 2.7L 8V 1988-89
• Porsche 944S 2.5L 16V 1987-88
• Porsche 944S2 3.0L 16V 1989-91
• Porsche 944 Turbo 2.5L 8V 1985-88
• Porsche 944 Turbo 2.5L 8V 1989-91
• Porsche 944 Turbo S 2.5L 8V 1988
• 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 928 4.5L 1978-82
• Porsche 928S 4.7L 1981-83
• Porsche 928S2 4.7L 1984-86
• Porsche 928S4 5.0L 1987-92
• Porsche 928GT 5.0L 1989-91
• Porsche 928GTS 5.4L 1992-95

Sold per metre, this hose allows you to cut to the exact length required, making it ideal for maintenance, repair, or restoration of Porsche fuel systems.

Key Features

• 9.5mm internal diameter, 15.5mm outer diameter
• Suitable for Porsche 924, 944, 968, and 928
• Designed for fuel system applications
• Sold per metre for custom lengths
• Resistant to fuel and engine bay heat
• Flexible and durable construction
• OEM-style specification and performance

Function and Purpose

This fuel hose is a vital component of the fuel delivery system.

It helps to:
• Transport fuel safely between system components
• Maintain consistent fuel flow and pressure
• Ensure leak-free operation
• Support efficient engine performance
• Enable reliable fuel delivery under load

Why Replace Fuel Hoses

Fuel hoses degrade over time due to heat and fuel exposure.

Common issues include:
• Cracking or splitting
• Fuel leaks and safety risks
• Hardening and reduced flexibility
• Reduced fuel delivery efficiency

Replacing worn hoses ensures safe operation and restores optimal performance.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99918171650

The product you are viewing cross references to these numbers

Fuel Hose - 9.5 x 15.5mm
Sold per metre

High-quality fuel hose 9.5 x 15.5mm designed for Porsche 924, 944, 968, and 928 models, supplied per metre for flexible installation and precise fitment.

This hose is engineered for safe and reliable fuel transfer within the fuel system, providing consistent flow between key components such as fuel pumps, filters, and injectors. Built to withstand fuel exposure and engine bay conditions, it ensures long-term durability and performance.

Fits:

• Porsche 924 2.0L 1976-79
• Porsche 924 2.0L 1980-85
• 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
• Porsche 944 2.5L 8V 1982-87
• Porsche 944 2.7L 8V 1988-89
• Porsche 944S 2.5L 16V 1987-88
• Porsche 944S2 3.0L 16V 1989-91
• Porsche 944 Turbo 2.5L 8V 1985-88
• Porsche 944 Turbo 2.5L 8V 1989-91
• Porsche 944 Turbo S 2.5L 8V 1988
• 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 928 4.5L 1978-82
• Porsche 928S 4.7L 1981-83
• Porsche 928S2 4.7L 1984-86
• Porsche 928S4 5.0L 1987-92
• Porsche 928GT 5.0L 1989-91
• Porsche 928GTS 5.4L 1992-95

Sold per metre, this hose allows you to cut to the exact length required, making it ideal for maintenance, repair, or restoration of Porsche fuel systems.

Key Features

• 9.5mm internal diameter, 15.5mm outer diameter
• Suitable for Porsche 924, 944, 968, and 928
• Designed for fuel system applications
• Sold per metre for custom lengths
• Resistant to fuel and engine bay heat
• Flexible and durable construction
• OEM-style specification and performance

Function and Purpose

This fuel hose is a vital component of the fuel delivery system.

It helps to:
• Transport fuel safely between system components
• Maintain consistent fuel flow and pressure
• Ensure leak-free operation
• Support efficient engine performance
• Enable reliable fuel delivery under load

Why Replace Fuel Hoses

Fuel hoses degrade over time due to heat and fuel exposure.

Common issues include:
• Cracking or splitting
• Fuel leaks and safety risks
• Hardening and reduced flexibility
• Reduced fuel delivery efficiency

Replacing worn hoses ensures safe operation and restores optimal performance.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99918171650

The product you are viewing cross references to these numbers

Porsche 924 Fuel Hose - Accumulator to Fuel Line

Accurate Fuel Delivery and System Reliability

The fuel hose from the accumulator to the fuel line is an essential part of the Porsche 924 fuel delivery system. It connects the fuel accumulator to the main fuel line, allowing pressurised fuel to flow consistently under varying engine demands.

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 14

This hose plays a crucial role in maintaining correct fuel pressure, stabilising fuel delivery and preventing fuel leaks.

What This Fuel Hose Does

In the Porsche 924, the fuel system includes a fuel accumulator that smooths pressure fluctuations and ensures steady fuel supply, especially at idle and under load. This hose connects the accumulator to the main fuel line and:

• Maintains sealed fuel transfer under pressure
• Allows the fuel accumulator to do its pressure-stabilising function
• Prevents fuel spray and loss under engine vibration
• Helps maintain consistent fuel pressure to injectors

Without a reliable accumulator-to-fuel-line hose, the fuel system cannot sustain proper pressure. That affects engine performance, idle quality and efficiency.

Why Fuel Hoses Fail

Fuel hoses are exposed to harsh conditions over time including constant fuel contact, heat cycling, vibration and environmental contamination. Common reasons this fuel hose fails include:

• Rubber hardening and cracking with age
• Fuel permeation that degrades inner hose layers
• Exposure to heat from the engine bay
• Swelling or softening from prolonged fuel contact
• Chafing or abrasion against surrounding components

As the hose ages, it can develop leaks, bulges or internal collapse, impairing fuel flow and pressure.

When You Should Replace This Fuel Hose

You should consider replacing the fuel hose if you observe any of the following:

• Visible cracks, splits or bulges in the hose
• Fuel smell while the engine is running or parked
• Fuel leaks under the vehicle around the fuel rail or accumulator
• Poor idle quality, hesitation or stalling
• Fuel pressure loss or drop under load 
• Regular maintenance on original or aged fuel system components

Because fuel leaks pose both performance and safety risks, replacing this hose is essential when deterioration is evident or if it has never been renewed on an older Porsche 924.

Quality Fuel System Parts from Design911

At Design911, we supply genuine and high-quality replacement hoses for Porsche fuel systems. The accumulator to fuel line hose is engineered to match OE specifications and restore reliable fuel delivery.

Using a correct fuel hose ensures:

• Safe, sealed fuel transfer
• Stable fuel pressure under all driving conditions
• Reduced risk of fire or fuel spray
• Improved engine smoothness and responsiveness       

Related reference numbers
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477209047B

The product you are viewing cross references to these numbers

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
Related, superseded, cross reference or alternative numbers for comparison.

477209047A

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Porsche 924 Fuel Hose - Fuel Pump to Fuel Accumulator

Essential Fuel System Hose for Porsche 924

The fuel hose from the fuel pump to the fuel accumulator is a vital component of the Porsche 924 fuel delivery system. It connects the output of the fuel pump to the fuel accumulator, ensuring stable fuel pressure and smooth delivery to the rest of the fuel system.

This hose plays a key role in maintaining proper fuel pressure, preventing fuel leaks and avoiding fuel starvation under varied driving conditions.

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 10

What This Fuel Hose Does

In the Porsche 924, the fuel pump draws fuel from the tank and sends it toward the engine. Before entering the main fuel line and accumulator, the fuel must travel through a dedicated hose that connects the pump to the accumulator.

The fuel pump to accumulator hose performs the following functions:

• Transfers pressurised fuel from the pump to the accumulator
• Supports stable fuel pressure throughout the system
• Prevents fuel leakage at the connection point
• Enables the accumulator to smooth pressure fluctuations
• Ensures consistent fuel delivery under engine load

Without a properly functioning hose in this position, fuel pressure can drop, leading to engine performance issues and potential stalling.

Why Fuel Hoses Fail

Fuel hoses are exposed to constant fuel contact, heat and vibration. Over time, these stresses can cause the hose to deteriorate. Common failure causes include:

• Rubber hardening and cracking from age and heat cycling
• Fuel permeation that weakens internal hose structure
• Swelling or softening due to prolonged fuel exposure
• Vibration or chafing against surrounding components
• Environmental degradation or contamination

When fuel hoses degrade, they can split, bulge or collapse internally, disrupting fuel flow and compromising fuel pressure.

When You Should Replace This Fuel Hose

You should replace the fuel pump to accumulator hose if you see any of the following symptoms:

• Visible cracks, splits or deformation in the hose material
• Fuel smell around the fuel pump or under the vehicle
• Fuel leaks at the hose or connection points
• Engine hesitation, stumbling or rough running under load
• Loss of fuel pressure during acceleration or idle
• Old or original hose showing age on a high-mileage Porsche 924

Replacing the hose proactively as part of routine fuel system maintenance can prevent sudden fuel pressure loss and avoid damage to other fuel system components.

Quality Fuel System Parts from Design911

At Design911, we supply high-quality replacement fuel hoses engineered to meet or exceed OEM standards. The fuel pump to accumulator hose is designed to restore reliable fuel transfer and preserve stable fuel pressure in the Porsche 924.

Using a correct and durable fuel hose ensures:

• Safe and sealed fuel delivery
• Consistent performance under all driving conditions
• Reduced risk of leaks and fuel pressure drops
• Increased reliability of the fuel system

Key Benefits at a Glance

• OEM-spec fuel pump to accumulator hose for Porsche 924
• Maintains stable fuel pressure and delivery
• Reduces risk of leaks and performance issues
• Ideal for fuel system service and routine maintenance
• Supports safe and reliable engine operation       

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

477209093A

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Fuel Hose Fuel pump to In-tank pump.

Fits:
Porsche 924 1976-85

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

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477209199D

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Fuel Line

High-quality replacement fuel hoses designed for Porsche 924 models.

These hoses are essential components within the fuel system, ensuring secure and consistent fuel delivery between key fuel system components. Designed to handle fuel pressure and temperature variations, they play a critical role in maintaining engine performance and system reliability.

Fits:

• Porsche 924 2.0L 1980-85
• 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

Diagram ref no 10A

Manufactured to OEM specifications, these fuel hoses provide precise fitment along with excellent resistance to fuel, heat, and pressure—making them ideal for maintenance, repair, or restoration of classic Porsche 924 models.

Key Features

• Direct replacement fuel hoses
• Suitable for Porsche 924 models
• Designed for reliable fuel transfer within the system
• Resistant to fuel, heat, and pressure
• OEM-style fit and performance
• Ideal for maintenance and restoration

Function and Purpose

These hoses are vital components of the fuel system.

They help to:

• Ensure secure fuel transfer between system components
• Maintain consistent fuel pressure and flow
• Prevent leaks and fuel loss
• Support efficient engine operation

Why Replace Your Fuel Hoses

Fuel hoses degrade over time due to heat cycles, pressure, and fuel exposure.

Common issues include:

• Cracking or hardening of rubber
• Fuel leaks or seepage
• Reduced fuel flow efficiency
• Increased risk of fuel system failure

Replacing ageing hoses restores safe and reliable fuel system performance.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

477209093

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