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- Porsche 928 4.5L 1978-82
Fuel Return Hose
High-quality replacement fuel return hose designed for early Porsche 928 models from 1978 to 1980.
This hose is a vital component of the fuel
system, responsible for returning excess fuel from the engine back to the fuel
tank. It ensures proper fuel circulation and pressure balance, supporting
smooth engine operation and overall system efficiency.
Fits:
- Porsche 928 4.5L 1978-82
Diagram ref no 45
Manufactured to OEM specifications, this fuel return hose offers precise fitment along with excellent resistance to fuel, heat, and pressure—making it ideal for maintenance, repair, or restoration of classic Porsche 928 models.
Key Features
• Direct replacement fuel return hose
• Suitable for Porsche 928 (1978–1980)
• Maintains proper fuel circulation and pressure balance
• Resistant to fuel, heat, and pressure
• OEM-style fit and performance
• Ideal for classic Porsche maintenance and restoration
Function and Purpose
This hose plays a key role in the fuel system.
It helps to:
• Return excess fuel safely to the tank
• Maintain stable fuel pressure within the system
• Prevent overpressure in fuel lines
• Support efficient fuel circulation and engine performance
Why Replace Your Fuel Return Hose
Fuel hoses deteriorate over time due to age, heat, and exposure to fuel.
Common issues include:
• Cracking or hardening of the hose
• Fuel leaks or seepage
• Pressure imbalance within the fuel system
• Reduced reliability and performance
Replacing the hose restores safe and consistent fuel system operation.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92835604103
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
- Porsche 914 (1970-1976)
- Porsche 912E 4CYL 1976
Braided Fuel Hose (Sold by the Metre) - 7.3mm Internal Diameter / 13.5mm 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 356 1950-65
Porsche 911 Carrera 1965-1977
Porsche 912 1967-69
Porsche 914 1970-76
Comparable to Porsche part number(s): 99918003050 & 9991800305A
Specifications:
Inner Diameter (ID): 7.3mm
Outer Diameter (OD): 13.5mm
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.
9991800305A
The product you are viewing cross references to these numbers