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Fuel Pumps

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DISPLAYING 1 to 8 (of 8 products)
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92835655006
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Product Information
Fuel Hose For Pre Supply Pump.
This Fuel Hose For Pre Supply Pump is an OEM fuel hose used on Porsche 928 models. It runs from the fuel tank to the fuel pump (specifically the pre-supply or in-tank pump).
It’s part of the fuel delivery system: its job is to securely transmit fuel (under certain pressure) from the tank to the pump, supplying fuel so that engine combustion can occur properly.

Fits:
  • Porsche 928 4.5L 1978-79 (For USA, Canada, Japan, Australia Models Only)
  • Porsche 928S 4.7L 1981-83 (For Japan And Australia Models Only)
  • Porsche 928S2 4.7L 1984-86  (For Japan And Australia Models Only)
  • Porsche 928S4 5.0L 1987-92 (Option Code 460 - In-Tank Fuel Pump)
  • Porsche 928GT 5.0L 1989-91 (Option Code 460 - In-Tank Fuel Pump)
  • Porsche 928GTS 5.4L 1992-95

What This Product Does:

  • Fuel Delivery: It carries fuel from the fuel tank to the pre-supply pump, which then feeds the main fuel pump (or continues fuel onward depending on configuration). Ensures a smooth, uninterrupted supply line.
  • Sealing & Pressure Handling: The hose is built to withstand fuel pressure, heat, vibration, and exposure to fuel vapors/chemicals. A quality hose prevents leaks, maintains pressure, and helps avoid contamination or air ingress in the fuel line.

Symptoms & Signs That It Needs Replacing:
  • Fuel smell around the rear area / near the fuel tank.
  • Visible fuel leaks under the car, especially when the system is pressurised.
  • Poor engine performance, such as hesitation, surging, or stalling due to insufficient fuel supply.
  • Difficulty starting, particularly after the car has been sitting (fuel supply may not be steady).
  • Fuel pressure drop (if you’ve got the means to measure) or warnings from fuel system sensors.
  • Soft / spongy hose, cracks, swelling from heat or age.

Why Replacement Matters:
  • Safety: Fuel leaks are fire hazards. A worn or cracked hose could leak fuel into hot engine components or exhaust.
  • Reliability & Performance: Ensures the fuel system retains correct pressure and supply, so the engine runs well under load and doesn’t starve or misfire.
  • Prevents Damage: A failing hose can make the fuel pump work harder, possibly damaging it or other parts of the fuel delivery system.
  • Maintains OEM Specification: Using the correct-grade hose (length, diameter, connection fittings) means proper fitment and fewer issues with compatibility or leaks.

Diagram Ref No 4



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92835655006
92835655006
92835655004

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Special Order item
893906093
Product Information
Product Information
Fuel Pump Check Valve.

porsche

Fits:
Porsche 911 1978-83
Porsche 911 (930) Turbo 1984-89
Porsche 964 Turbo 3.3L / 3.6L 1991-94
Porsche 924 1981-85
Porsche 928 1978-95

Click 'Zoom in' for large parts diagram.
Diagram ref no 34A

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893906093
893906093

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Special Order item
94461011500::1
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Product Information
Rubber mount with studs for pump support bracket.
Sold each.

porsche

Fits:
Porsche 924 S 1987-88
Porsche 928 / S / S4 / GT / GTS 1978-95
Porsche 944 / S / S2 / Turbo 1983-91

Click 'Zoom in' for large parts diagram.
Diagram ref no 15

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

94461011500
94461011500

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94461011500/1
Product Information
Product Information
Fuel pump mount.
Rubber mount with 6 mm Studs for pump support bracket.
Sold each.

Fits:
Porsche 924 S 1987 - 1988
Porsche 928 / S / S4 / GT / GTS 1978 - 1995
Porsche 944 / S / S2 / Turbo 1983 - 1991

Diagram ref no 15

This bonded rubber mount / fuel pump mount (rubber isolator) used to support fuel pump, fuel filter, and/or fuel accumulator brackets on various classic Porsche models. It isolates the fuel‐system components from chassis vibrations and engine movement, helping to ensure clean, reliable fuel delivery.

This mount reduces vibration and noise from the fuel pump and filter assembly, protecting hoses, lines, and fittings from damage. It keeps fuel-system components securely in place, preventing movement that could cause leaks. By ensuring stability, it supports consistent fuel flow and pressure while protecting electrical connections and overall system integrity.  

Replacing a worn fuel pump mount is crucial for both safety and performance. Over time, degraded rubber can allow excessive movement, leading to leaks, noisy vibrations, and added strain on fuel lines or seals. A fresh mount keeps the pump properly aligned, ensuring efficient fuel delivery and extending component life. For classic Porsches, it also preserves reliability and protects surrounding parts from unnecessary wear.  


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

94461011500
94461011500

The product you are viewing cross references to these numbers
Special Order item
92860810406
Product Information
Product Information
Fuel pump.

Fits:
Porsche 964 1990-94
Porsche 993 1994-97
Porsche 928S2 4.7L 1983-86 (M28.19/20 - M28.21/22)
Porsche 928 GT / GTS 1989-95


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92860810406
96462010400
0580464058
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92860810401

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92860810406/1
Product Information
Product Information
Fuel pump.

bosch

Fits:
Porsche 964 1990-94
Porsche 993 1994-97
Porsche 928S2 4.7L 1983-86 (M28.19/20 - M28.21/22)
Porsche 928 S4 5.0L 1987-92
Porsche 928 GT / GTS 1989-95

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92860810406
96462010400
0580464058
8TF 358 302-821
0580464206
0580464057
0580464058
92860810401
92860810403
92860810406
92860810408

The product you are viewing cross references to these numbers
92860810406/2
Product Information
Product Information
Fuel pump.

Fits:
Porsche 964 1990-94
Porsche 993 1994-97
Porsche 928S2 4.7L 1983-86 (M28.19/20 - M28.21/22)
Porsche 928 GT / GTS 1989-95


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

92860810406
96462010400
0580464058
8TF 358 302-821
92860810401

The product you are viewing cross references to these numbers
Special Order item
92860801301
Product Information
Product Information
Fuel pump in fuel tank.

porsche

Fits:
Porsche 924 1976 -85
Porsche 928 1987 -95

Click 'Zoom in' for large parts diagram.
Diagram ref no 1

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92860801301
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DISPLAYING 1 to 8 (of 8 products)
About Fuel Pumps

Fuel Pumps – Precision Fuel Delivery for Peak Porsche Performance

A fuel pump is the heart of your Porsche’s fuel delivery system, responsible for supplying pressurised fuel from the tank to the injectors or carburetors with pinpoint accuracy. It ensures consistent pressure and flow, allowing the engine to achieve smooth idling, rapid acceleration, and optimal fuel economy.

At Design911, we supply a full range of fuel pumps designed to meet the performance and reliability standards of Porsche vehicles — from classic air-cooled models to high-performance modern variants. Built from durable, corrosion-resistant materials with high-efficiency internal motors, our pumps deliver consistent flow rates even under demanding conditions, making them the ideal choice for both restoration and performance applications.

Whether you’re maintaining a 911, upgrading a Cayman GT4, or restoring a vintage 928, our manufacturer-quality fuel pumps ensure reliable performance, smooth starts, and consistent power delivery.

What Does a Fuel Pump Do?

The fuel pump is a critical part of your Porsche’s engine management system, delivering the correct volume and pressure of fuel to match the engine’s demands.

Core Functions:

  • Transfers fuel from the tank to the injectors or carburetors.
  • Maintains constant pressure, ensuring precise combustion.
  • Supports performance and efficiency across all RPM ranges.
  • Enables smooth engine starting and stable running.

An efficient fuel pump guarantees proper air-fuel ratios, cleaner combustion, and the signature responsiveness Porsche engines are known for.

Why Do Fuel Pumps Fail?

Fuel pumps are high-stress components that operate continuously under pressure, making them prone to wear and contamination over time.

Common Causes of Failure Include:

  • Fuel contamination from dirt, rust, or moisture in the tank.
  • Running low on fuel, causing overheating or cavitation.
  • Electrical connection issues leading to inconsistent voltage.
  • Internal motor wear or impeller damage from age.
  • Clogged filters or blocked lines, reducing pump efficiency.

Symptoms of a failing pump include engine hesitation, poor acceleration, long cranking times, loss of power, or stalling under load.

Why Replace with Precision-Engineered Fuel Pumps?

Replacing a worn or failing fuel pump restores reliable fuel pressure, smoother acceleration, and improved fuel efficiency. Our replacement pumps are built to match Porsche system tolerances, delivering dependable operation and extended lifespan.

Key Benefits:

  • Restores consistent fuel pressure and flow.
  • Improves performance and throttle response.
  • Prevents stalling, misfires, and starting issues.
  • Constructed with high-efficiency internal components.
  • Direct-fit design for easy installation and perfect compatibility.
  • Corrosion-resistant construction for long service life.

Ideal for both standard replacements and performance upgrades, these pumps ensure your Porsche’s fuel system performs at its absolute best.

Highlights:

  • Precision-engineered Porsche fuel pumps for all models.
  • Consistent fuel pressure for reliable engine operation.
  • Durable, corrosion-resistant construction.
  • Direct-fit replacement for easy installation.
  • Compatible with classic and modern Porsche vehicles.
  • Perfect for rebuilds, upgrades, or preventive maintenance.

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