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Fuel Pumps
Fits:
Porsche 914-1,8/2,0 1975-76
Porsche 912 1976
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
043906091
The product you are viewing cross references to these numbers
- Porsche 914 (1970-1976)
- Porsche 912E 4CYL 1976
Shop Securely
12 Month Warranty
Worldwide Delivery
The Fuel Pump is a BOSCH fuel system component designed to deliver a consistent supply of fuel from the fuel tank to the engine at the correct pressure and flow rate. As a critical part of the vehicle’s fuel delivery system, the pump ensures that the engine receives the fuel required for efficient combustion, smooth operation, and reliable performance under all driving conditions.
Fits:
- Porsche 914 (1970-1976)
- Porsche 912E 4CYL 1976
Diagram Ref No 13
This BOSCH fuel pump is engineered for dependable operation, precise fuel pressure regulation, and long service life. Built from high-quality materials, it is designed to withstand continuous operation, fuel exposure, temperature fluctuations, and the demands of modern fuel injection systems.
What This Product Does:
- Pumps fuel from the fuel tank to the engine
- Maintains correct fuel pressure for the fuel injection system
- Ensures consistent fuel delivery under varying engine loads
- Supports efficient combustion and engine performance
- Helps maintain fuel economy and emissions compliance
- Works with the vehicle’s fuel management system for reliable operation
Symptoms Of Wear Or Failure:
- Engine cranks but struggles to start
- Loss of power during acceleration
- Engine hesitation or misfiring
- Intermittent stalling
- Reduced fuel pressure causing poor performance
- Whining or humming noise from the fuel tank area
- Poor fuel economy
- Complete no-start condition if the pump fails entirely
Why Replacement Matters:
- Restores correct fuel pressure and delivery
- Improves engine starting and throttle response
- Prevents stalling and performance-related issues
- Supports efficient fuel combustion and emissions control
- Protects fuel injection components from fuel starvation
- Maintains reliable engine operation under all driving conditions
- Helps prevent unexpected breakdowns caused by fuel system failure
- Ensures long-term fuel system performance and reliability
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
043906091
The product you are viewing cross references to these numbers
- Porsche 914 (1970-1976)
- Porsche 912E 4CYL 1976
Shop Securely
12 Month Warranty
Worldwide Delivery
Maintain your Porsche’s performance and reliability with genuine and aftermarket fuel pumps from Design911. Designed to deliver precise fuel pressure and volume, these pumps ensure optimal engine performance, efficiency, and smooth acceleration across all driving conditions.
What They Are & What They Do
A fuel pump’s primary job is to draw fuel from the tank and
supply it to the engine at the correct pressure. In modern Porsche vehicles,
fuel pumps are electronically controlled to meet precise engine demands, while
older models use mechanical or in-tank units for continuous fuel flow.
Proper fuel pressure is vital for efficient combustion, smooth throttle
response, and power delivery — especially in high-performance engines.
Why They Fail
Fuel pumps can fail over time due to contaminated fuel, worn
internal components, overheating, or electrical faults. Blocked filters,
running on low fuel, or poor-quality fuel can also cause pressure loss,
irregular delivery, or total pump failure, leading to misfires, engine
hesitation, or starting issues.
Why They Should Be Replaced
A failing fuel pump compromises engine performance, fuel
economy, and reliability. Replacing it ensures consistent fuel flow, stable
pressure, and smoother operation, preventing costly engine damage.
Upgrading to a genuine or high-performance aftermarket fuel pump from Design911
guarantees OEM-quality materials, precise calibration, and long-lasting
durability. Whether restoring a classic 911, maintaining a Cayman or Boxster,
or tuning a Turbo or GT model, we have the right fuel pump solution for your
Porsche.
Genuine Porsche Fuel Pumps
Factory-original pumps designed to deliver exact pressure
and flow rates as specified by Porsche for peak efficiency and performance.
Aftermarket Fuel Pump Replacements
High-quality, cost-effective alternatives that match or
exceed OEM standards - ideal for both maintenance and performance upgrades.
In-Tank Fuel Pumps
Submersible pumps mounted within the tank, ensuring constant
fuel supply and quiet, efficient operation.
High-Pressure Fuel Pumps (HPFP)
Performance-focused pumps delivering higher flow and
pressure levels - essential for turbocharged or tuned Porsche engines.
Mechanical & Classic Porsche Fuel Pumps
Period-correct replacements for vintage models such as the
356, 911 Classic, and 964, designed to maintain authentic performance.
Fuel Pump Fittings, Relays & Housings
OEM-grade connectors, brackets, and control relays ensuring
reliable installation and consistent pump performance.
Monday-Friday: 8.30am - 5.30pm (GMT)
Saturday: Closed
Sunday: Closed