Range Rover Sport L494 Fuel Injection Rail Ramp 3.0D MHEV K6D3-9D280-AA

Range Rover Sport L494 Fuel Injection Rail Ramp 3.0D MHEV is an original fuel injection system component designed for diesel engines with a mild hybrid system. Thanks to its factory design, it ensures proper fuel distribution to the injectors, stabilizing pressure throughout the system. This solution helps maintain consistent engine performance parameters and reduces the risk of fuel supply issues.

Specifications and technical data

• SKU: LR125514
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR125514
• Substitutable numbers: 0445216055, K6D3-9D280-AA, K6D39D280AA, LR125514
• Part type: Fuel Rail (Ramp)
• Category: Additional Fuel Injection Parts

Purpose and function of the fuel rail

The fuel rail in the 3.0D MHEV engine plays a key role in fuel distribution within the common rail system. It is responsible for:

• storing high-pressure fuel within the injection system,
• supplying all injectors evenly,
• stabilizing pressure across a wide range of engine loads,
• working in conjunction with sensors and equipment controlling the engine's operation.

By maintaining factory geometry and flow rates, the fuel rail helps maintain proper engine refinement, which translates into smooth acceleration and predictable throttle response.

Benefits of using an original fuel rail

Using an original component in the Range Rover Sport L494 is important for both the durability and safety of the injection system. In practice, this means:

• factory fitment for the 3.0D MHEV unit – no need for modifications or adaptations,
• maintaining the parameters specified by the vehicle manufacturer,
• proper cooperation with other fuel system components,
• reduced risk of leaks and fuel pressure drops.

Choosing an original fuel rail is particularly important in modern diesel engines, where the precision of fuel dosing affects performance, fuel consumption, and emission levels.

Condition of the component and installation aspects

The offered fuel rail comes from disassembly and is a used product, which allows for combining reasonable costs with maintaining the original specification. Before installation, it is recommended to perform a standard verification of tightness and cleanliness of the connection ports, in accordance with service procedures for high-pressure injection systems.

The rail is designed for installation in factory mounting points in the engine bay, using original types of fuel connectors. A correctly installed component allows for maintaining stable operation of the fuel system without interfering with the vehicle's construction.

Part selection and compatibility with interchangeable numbers

The component should be selected based on the OEM part number and related interchangeable numbers, which allows for confirming full compatibility with a specific engine version and model year of the Range Rover Sport L494. In case of doubt, it is worth comparing the markings with the existing fuel rail or service documentation to avoid fitment issues.

When planning work on the fuel system, it is also worth paying attention to the condition of the injectors, high-pressure lines, and control equipment, in order to restore the consistent technical condition of the entire injection system during a single service operation.

Expanding Land Rover injection system service

If you are planning a comprehensive repair or upgrade of the engine area in your Land Rover and need other elements from the same group, such as high-pressure lines, common rail components, or additional fuel system parts, check the available parts in the category Other Land Rover injection system parts.

When working with modern powertrains, it is also worth expanding your knowledge on the selection of used components – the article describing design and operational differences between stock and sports suspensions, as well as the approach to purchasing used suspension parts, may be helpful: Stock vs. sports suspension – design differences and is it worth buying used suspension parts?.