Hella 7.21659.70.0 Fuel Pump - In-Line

OE-Quality In-Line Fuel Pump Kit

The Hella Pierburg OEM Part 7.21659.70.0 is an in-line fuel pump retrofit kit built for OE-quality fuel delivery. It is specified at 110 l/h at 6.5 bar (94.3 psi) and is listed for a range of classic Porsche, BMW, Audi, Volvo, and Volkswagen applications.

Key Features

• In-line retrofit fuel pump for fuel delivery service and replacement
• OE-quality Pierburg OEM Part line
• Rated flow: 110 l/h at 6.5 bar (94.3 psi)
• Fits select Porsche 911, 924, and 928 applications
• Also listed for BMW 320i, Audi Quattro, Volvo 760, and Volkswagen Rabbit/Jetta applications
• Part number 7.21659.70.0 for identification and ordering

Detailed Description

Hella 7.21659.70.0 is an in-line fuel pump designed for direct replacement use in fuel delivery systems that require OE-quality performance. The Pierburg OEM Part line is associated with factory-style fit and function, and this unit is listed across multiple classic European platforms, including Porsche 911, Porsche 924, Porsche 928, BMW 320i, Audi Quattro, Volvo 760, Volkswagen Jetta, Volkswagen Rabbit Convertible, and Volkswagen Rabbit Pickup. If you are searching for a Porsche 911 fuel pump or a BMW 320i in-line fuel pump, 7.21659.70.0 is the reference part number to verify.

This part cross-references no additional part numbers in the provided data.

What It Helps Address

• Hard starting caused by weak fuel delivery
• Fuel starvation under load or at higher demand
• Inconsistent fuel pressure in an in-line system
• Poor drivability related to an aging pump
• Replacement needs on classic Porsche 911 and Porsche 924 fuel systems

Installation Notes and Tips

Confirm the vehicle’s fuel system layout, mounting location, and pressure requirements before installation. This pump is listed as an in-line retrofit kit, so verify line routing and electrical connections against the original application. Match the part number 7.21659.70.0 to the vehicle’s required fuel delivery specification before final installation.

Quality Assurance

The Pierburg OEM Part designation indicates an OE-quality replacement approach for classic European fuel systems. Verify fitment by year, make, model, and position before ordering, especially on Porsche 911, Porsche 924, and Porsche 928 applications.