Delphi HM10077 Direct Injection High Pressure Fuel Pump

Reliable Direct Injection High Pressure Fuel Pump for BMW Models

The Delphi HM10077 is a mechanical direct injection high pressure fuel pump designed specifically for select BMW vehicles. Engineered for gas fuel systems, this external pump ensures consistent fuel delivery to maintain optimal engine performance in models like the BMW 550i, 650i, 750i, X5, and X6.

• Compatible with BMW 550i, 550i GT, 550i GT xDrive, 550i xDrive, 650i, 650i xDrive, 750i, 750i xDrive, 750Li, 750Li xDrive, X5, and X6
• Mechanical pump type for direct injection high pressure fuel delivery
• Metal housing in silver color for durability and corrosion resistance
• Threaded inlet and outlet fittings (M14-1.5) with two outlets for secure connections
• Blade terminal type with two male terminals for electrical connectivity
• External mounting design, no mounting hardware or gasket included
• Standard replacement grade for reliable performance

Product Details and Specifications

The Delphi HM10077 fuel pump is built with a robust metal housing finished in silver, designed to withstand the demands of high pressure fuel delivery in gas-powered BMW engines. It features a mechanical pump mechanism suitable for direct injection systems, ensuring precise fuel flow. The pump includes two threaded outlets and a threaded inlet, both sized M14-1.5, facilitating secure and leak-free fuel line connections. Electrical connections are made via two male blade terminals, providing straightforward integration with the vehicle's wiring harness. This pump is an external unit and does not come with mounting hardware, gaskets, or a wiring harness, so these components must be sourced separately if needed.

Compatible BMW Models and Applications

This direct injection high pressure fuel pump is compatible with a range of BMW models, including the 550i series (standard, GT, and xDrive variants), 650i and 650i xDrive, 750i and 750i xDrive, 750Li and 750Li xDrive, as well as the X5 and X6 SUVs. It is designed to replace the original mechanical fuel pump in these vehicles, ensuring proper fuel pressure and delivery for optimal engine operation.

• Resolves fuel delivery issues such as low fuel pressure or inconsistent fuel flow
• Addresses engine performance problems related to fuel starvation or hesitation
• Replaces worn or damaged fuel pumps to restore engine reliability
• Helps prevent engine stalling caused by fuel supply interruptions
• Supports proper operation of direct injection systems in compatible BMW models

Installation Notes and Tips

Installation of the Delphi HM10077 requires removal of the existing external fuel pump. Since mounting hardware and gaskets are not included, ensure you have the correct components on hand before beginning installation. Proper torque specifications should be followed for the M14-1.5 threaded inlet and outlet fittings to prevent leaks. Electrical connections use two male blade terminals; verify compatibility with your vehicle’s wiring harness. It is recommended to consult the vehicle’s service manual for detailed installation procedures and safety precautions.

Quality Assurance and Warranty Information

Delphi manufactures the HM10077 as a standard replacement part, meeting OEM specifications for fit, form, and function. The metal housing and mechanical pump design provide durability and consistent performance. This fuel pump comes with an instruction sheet to assist with installation. Warranty coverage details should be confirmed at the time of purchase, as they may vary by distributor or region.