Land Rover Discovery 4 L319 Crankshaft Pulley Wheel 3.0 SDV6 LR067312

Land Rover Discovery 4 L319 Crankshaft Pulley Wheel 3.0 SDV6 is an original component from the Crankshafts group, designed for the 3.0 SDV6 unit in the Discovery 4 L319 model. This used OEM part allows for maintaining the factory engine performance characteristics, reducing crankshaft torsional vibrations, and ensuring stable operation with belt-driven accessories.

Specifications and technical data

• SKU: LR067312
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR067312
• Substitutable numbers: LR067312
• Category: Crankshafts

Function and role of the crankshaft pulley

The crankshaft pulley in the 3.0 SDV6 engine is responsible for transferring torque from the crankshaft to the engine accessories and for damping some of the vibrations generated during engine operation. In the case of the Land Rover Discovery 4 L319, it is a component of structural importance for:

• stable operation of the accessory drive system,
• reduction of crankshaft torsional vibrations,
• maintaining proper accessory belt tension,
• preserving the smooth operation of the 3.0 SDV6 diesel engine. A properly selected, original pulley from the Crankshafts group minimizes the risk of belt misalignment, noise, and excessive load on accessory bearings.

Why it is worth using an original Land Rover component

The pulley dedicated to the Land Rover Discovery 4 L319 has been designed for the specific characteristics of the 3.0 SDV6 engine. Using an OEM part ensures:

• factory fitment to the crankshaft and accessory system,
• compliance with engine operating parameters,
• correct belt alignment with other pulleys,
• consistency with Land Rover factory service procedures. As a result, replacing a worn component with an original pulley helps maintain predictable engine behavior, which is particularly important in a heavy, off-road/on-road vehicle such as the Discovery 4.

Application in the 3.0 SDV6 crankshaft system

In the 3.0 SDV6 engine, the pulley works directly with the crankshaft, forming part of the system responsible for transferring drive to the accessories. In practice, this means that this component influences:

• the operation of the alternator, power steering pump, and other belt-driven components,
• the level of vibrations transmitted to the body and drivetrain,
• the service life of the accessory belt as well as idler and tensioner pulleys. Selecting the correct pulley for the specific engine version of the Discovery 4 L319 is crucial for maintaining the correct system geometry and avoiding premature wear of mating components.

Part condition and installation aspects

The offered crankshaft pulley is a used part, sourced from dismantling, which allows for cost-effective repair while maintaining original Land Rover specifications. Before installation, it is recommended to perform a standard verification of the working surfaces, the mounting seat, and the mating components of the belt drive system. During replacement, it is worth paying attention to:

• the condition of the accessory belt and idler pulleys,
• the absence of excessive play in the crankshaft system,
• using the correct tightening torques in accordance with Land Rover service documentation.

Expanding Land Rover engine area support

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 pulleys, vibration damping elements, or components working with the crankshaft, check the available parts in the Land Rover Crankshafts category. For users interested in a broader context of selecting used drive and turbocharging components, practical tips on choosing used parts, their installation, and integration with other systems can be found in the article Go-Kart Feeling XXL: used N18 turbocharger vs. B48 – what to choose for a Mini Cooper S?, which discusses the approach to selecting and installing used OEM parts in turbocharged engines.