Fuel line. Porsche 911 Turbo / 964 Turbo  ❭  93011030505

Fuel Return Hose – Metering Head Line 

High-quality replacement fuel return hose designed for Porsche 911 Turbo (930) and 964 turbo models, connecting directly to the fuel metering head within the K-Jetronic system

This hose plays a crucial role in returning excess fuel from the metering head back into the fuel system, ensuring proper pressure regulation and stable fuel delivery. Correct operation is essential for maintaining optimal engine performance, smooth running, and consistent fuel system behaviour in turbocharged applications.

Fits:

• Porsche 911 1978-1989 3.3L Turbo (930)
• Porsche 964 (911) TURBO 3.3L 1991-93
• Porsche 964 (911) TURBO 3.6L 1991-93

Manufactured to OEM specifications, this fuel return hose ensures precise fitment along with excellent resistance to fuel, heat, and pressure—making it ideal for maintenance, repair, or restoration of Porsche turbo fuel systems.

Key Features

• Direct replacement fuel return hose from metering head
• Suitable for Porsche 911 turbo (930) & 964 turbo
• Designed for K-Jetronic fuel injection systems
• Maintains correct fuel pressure and circulation
• Resistant to fuel, heat, and high pressure
• OEM-style fit and performance

Function and Purpose

This hose is a vital component of the K-Jetronic fuel system.

It helps to:

• Return excess fuel from the metering head
• Maintain stable fuel pressure within the system
• Support accurate fuel metering and distribution
• Ensure consistent engine performance

Why Replace Your Fuel Return Hose

Fuel hoses in K-Jetronic systems are exposed to high pressure and temperature.

Common issues include:

• Cracking or degradation of hose material
• Fuel leaks under pressure
• Irregular fuel pressure behaviour
• Poor engine performance or drivability

Replacing the hose restores safe and reliable fuel system operation.