Land Rover Discovery 3 L319 Inlet Camshaft Right O/S 2.7 3.0 TDV6 4R8Q-6A270-AB

Land Rover Discovery 3 L319 Inlet Camshaft Right O/S 2.7 3.0 TDV6 is a precision timing system component designed for operation on the right side of the engine. It is responsible for the precise control of valve opening, which translates into stable engine operation and correct synchronization of the entire system. By maintaining factory geometry, the camshaft ensures predictable engine performance parameters under demanding operating conditions.

Specifications and technical data

• SKU: LR057775
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR057775
• Substitutable numbers: 4R8Q-6A270-AB, 4R8Q6A270AB, LR057775, 1311295
• Location on the vehicle: Right
• Part type: Camshaft
• Category: Camshafts

Purpose and function in the engine

The presented camshaft is dedicated to Land Rover Discovery 3 L319 models with 2.7 and 3.0 diesel engines, where it plays a key role in controlling timing phases on the right side of the unit. A properly selected cam profile enables correct opening and closing of the valves, which affects refinement, performance, and fuel consumption.

Replacing a worn camshaft with a functional component from the same design group allows for the restoration of correct timing synchronization, reduction of mechanical noise, and minimization of the risk of further damage to the cylinder head or associated components.

Construction and mounting fitment

The camshaft belongs to the Camshafts category, meaning it has been designed for precise guidance in the cylinder head and compatibility with factory tappets and valves. The design intended for installation on the right side of the engine ensures compliance with the original lubrication system and oil channels.

Thanks to the preservation of original support points and surfaces interacting with plain bearings, installation is predictable for the mechanic, without the need for cylinder head modifications or additional alterations. This is especially important when servicing engines where high timing accuracy is required.

Benefits of using a used camshaft

Choosing a used camshaft for a Land Rover allows for a significant reduction in repair costs while maintaining compliance with factory specifications. A component of this type, originating from an original system, retains the correct dimensions and operating characteristics, which facilitates timing adjustment and the diagnosis of any associated faults.

By using a part from the same design family, you minimize the risk of compatibility issues while gaining the opportunity for an economical engine rebuild, especially in the case of complex overhauls of the 2.7 and 3.0 units used in the Discovery 3 L319.

Service recommendations and timing diagnostics

When replacing the camshaft, it is recommended to simultaneously check the condition of interacting components, such as tappets, rocker arms, guides, and the lubrication system in the cylinder head. Correct timing adjustment after installation has a direct impact on compression, dynamics, and engine vibration levels.

To deepen your knowledge about typical timing problems and the cost-effectiveness of using used parts, it is worth reading the guide on BMW units, which discusses symptoms of wear and the approach to repair – details can be found in the article BMW N47 timing chain – typical failure and repair using original BMW parts. Although it concerns a different manufacturer, it addresses universal issues related to diagnostics and timing system service.

Expanding service within the Land Rover timing system

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 additional camshafts, valve control elements, or components interacting with the cylinder head, check the available parts in the Land Rover Camshafts category.