BMW 1 3 Series E87 E90 E91 Diesel High Pressure Pump Fuel Injection 7795713

BMW 1 3 Series E87 E90 E91 Diesel High Pressure Pump Fuel Injection is a fuel system component designed for BMW diesel engines, responsible for precise high-pressure fuel delivery. Thanks to its design compliant with the OEM BMW standard, the pump ensures proper integration with factory engine equipment and vehicle electronics. This is a solution for users who want to restore the correct operating parameters of the powertrain without interfering with the original fuel system architecture.

Specifications and technical data

• SKU: 8511824
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8511824
• Substitutable numbers: 13518511824, 8511824, 13517797413, 7797413, 13517787199, 7787199, 13517795714, 7795714, 13517805522, 7805522, 13517807288, 7807288, 7795713, 0445010126, 0986437323
• Fuel type: Diesel
• Category: Fuel Pumps & Sending Units

Purpose and function in the fuel system

The offered fuel injection pump belongs to the Fuel pumps and level sensors category and is used in diesel engines in BMW 1 and 3 Series E87, E90, and E91 models. It is responsible for generating the appropriate pressure in the fuel rail and providing stable supply to the injectors, which translates into engine smoothness, dynamics, and fuel consumption. Using an original BMW design reduces the risk of starting problems, idle fluctuations, or power loss resulting from improper pressure in the common rail system.

Compatibility and interchangeable numbers

The pump has been designed as a component compatible with the factory BMW fuel system and features a dedicated OEM part number, as well as a set of interchangeable numbers allowing for fitment to various diesel engine variants within the same family. The presence of multiple reference numbers facilitates the selection of the correct component during the modernization or repair of the fuel system, especially in the case of vehicles with modifications or different equipment versions.

Technical characteristics and advantages of use

The fuel injection pump for diesel engines in the BMW 1 3 Series E87/E90/E91 operates under high-pressure conditions and requires precise machining of working components. The use of an original design ensures:

• correct fuel pressure parameters across the entire engine load range,
• stable cooperation with the factory engine control unit and sensors,
• appropriate fuel dosage characteristics as a function of RPM and load,
• maintenance of factory emission standards with functional equipment.

For the user, this means more predictable vehicle behavior, better throttle response, and a reduction in the risk of costly failures resulting from improper fuel supply. Dedicated fuel type – Diesel ensures that the pump is optimized for the properties of diesel fuel, including viscosity and lubricating parameters.

Condition, verification, and part selection

The item is offered as a used part, which allows for a significant reduction in repair costs compared to a new OEM component, while maintaining the original design and installation compatibility. Before installation, it is recommended to verify compatibility with the OEM part number and interchangeable numbers assigned to the specific engine version and vehicle model year. Proper selection of the fuel injection pump is crucial for the safety of the fuel system operation and the durability of the injectors and the engine control unit.

Expansion of the BMW fuel system

If you are planning a comprehensive repair or modernization of the fuel system area in your BMW and need other elements from the same group, such as additional supply pumps, modules integrated with the fuel basket, or fuel level sensors, check the available parts in the BMW fuel pumps and level sensors category.

Used components vs. electronics and control

In the case of fuel systems in diesel engines, the cooperation of the fuel injection pump with the control electronics is key. When planning a repair or modernization, it is worth considering the condition of the engine control unit, modules supervising the fuel system operation, and sensors. To better assess when it is worth choosing used control components and how to select them safely, read our guide: A second life for electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?