Fuel Hose, Fuel Pump to Accumulator. Porsche 924 / 924 turbo 1979-85  ❭  477209093A

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       

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